Responsibilities and data to be provided by various Consultants

Srinivasan

Administrator
Sep 7, 2017
1,014
1,549
mumbai
This note prepared based on my experience in real estate industry at Mumbai, regarding how the site engineering team to approach the various consultants for the various details

Consultants.jpg
A. Requirements / Guidelines to be given to the Architect For Development of a Project.

Name of the Project

Survey Drawings

Plot Layout
  • Location of plot in respect of prominent places.
  • Existing boundary of the plot Vs. Actual boundary.
  • Existing area of the plot Vs. Actual area with area statement and diagram.
  • Encroachment, if any in the plot.
  • Approach Road.
  • Location and details of prominent structure like nallah, pond, sewerage, water
  • supply main in surrounding area and / in our plot.
  • Location and distance of high tension line.
  • Location and dimensions of existing trees, wells etc.
Contour Survey Plan
  • Levels in plot including location of benchmark.
  • Levels of surrounding road.
  • Levels of surrounding plot.
  • Level plan of surrounding plots specifically in reference to inlet & outlet of storm water drain & drainage.
  • Location, RL & Distance of water main & drainage line going out side the plot from where connection has to be made.
Tentative types of buildings (Building Alternatives)
  • Description of kind of building required with tentative area of flat.
  • General idea for no of storeys.
  • Building with double height terrace.
  • Building with terrace attached to flat. Building with duplex flats.
  • Discontinued / Continued buildings.
  • Plain / Ornamental / Post Modem.
Types of Flats / No of Flats per floor and its Area
  • One Bedroom flat per floor
  • Two Bedroom flat per floor
  • Three Bedroom flat per floor
  • Combination of Two Bedroom and Three Bedroom flat per floor
  • Four flats in each floor
  • Pent houses on top floor
  • Duplex flats on top floor
  • Any other special designs / types required
Types of Elevations
  • Simple Elevation
  • Medium Elevation
  • Heavy Elevation
Amenities of Building
  • Standard Amenities
  • Good Amenities
  • Super Amenities
Types of Doors
  • Main Door Size
  • Internal Doors Size
  • Toilet Bath Doors Size
  • Type of Windows
Lift Specifications
  • Size of lift and lift shaft to be kept as per the below details.
  • Make of lift Type of lift
  • Single Speed lift
  • Double Speed lift
Miscellaneous / Other Instructions
  • All the Internal & External Walls of the buildings should be kept 6” thick only.
  • The size of lock up garages to be provided in the project, if any, should be as per below mentioned details the clear size should be kept at 8’0” width x 18’0” length (depth)
Tentative cost of the Building
  • Rs. ………………… / sft of construction area.
Tentative cost of the Ground Development.
  • Rs. ………………… / sft of construction area.
Probable date of start of Project

Any Special / Salient points of lands


B. The Architect will provide the following information in the drawings submitted by him:

Plot Layout
  • Location / Orientation of proposed building in plot including dimensions, angles, measurement o open spaces.
  • Level / Contour plan
Typical Floor Plans
  • Layout of typical floor with room sizes
  • Super Built-Up and Carpet Area of typical flats
  • Peripheral length of building
  • Efficiency Ratio
  • Carpet area to built-up area in %
  • Built up area to super built up area in %
  • Stilt plinth area to total Built-up area in %
  • Terrace area to total Built-up area in %
  • Cantilevered projections area to floor area in %
  • Peripheral length of bldg to floor area
  • Balcony area to FSI area in %
  • Toilet area in %age of built up area in %
  • Window on opening area to Built up area in %
  • Door area to Built up area in %
  • Carpet area to super Built up area in %

C. RESUBMITTED CONCEPTUAL DRAWINGS

Same ( A ) above incorporating planning department comments


PRESENTATION DRAWING

Note : Presentation drawings shall be exactly as per Municipal Drawing. There should not be any difference between them.

A Location Plan (Showing Plot and Prominent Locations)

B. Sales Plans

Plot Layout (Of Entire Plot)
It shall have location of
a. Buildings
b. Other structures like security cabin, pump room & U/G Tank etc.
c. Compound Wall
d. Roads
e. Open car parking, Garages etc.,
f. Hard landscapes (Path ways, rock garden, playground with children's’ equipment's etc.)
g. Soft landscapes.

Plot Layout (Phase Wise)
Details as mentioned above

Stilt Plan and podium Floor Plan Upper and Lower Levels
a. Common area and lift / staircase demarcation with size
b. Common stilt area
c. Car parking under stilts with parking sign
d. Electricity meter room, T. V. antenna room etc.
e. Landscape features like flower beds, murals, fountains, etc., if any.

Floor Plans
a. Scale of Plan 1’4”
b. Plan with lot nos. of each flat
c. The furniture layout of half of the number of Sets on each floor, with clear room dimension of the remaining flats on that floor (in opposite direction).
d. The north direction on the right hand top corner of the sheet
e. All dimensions of room, bathrooms, toilets, dining areas, open terraces, width of passages & staircase, lift size.
f. Doors of all rooms
g. Area statement block on right hand bottom corner of sheet to be kept empty.
h. Margin at bottom of drawing containing;
  • Building’s name in center
  • Developers name and address
  • Architect’s name
  • Drawing No. & its revision
Entrance Gate and Front Compound Wall (Impressions)

Entrance Foyer (Impressions) Plan

Garden Development (Impressions)

Roads Plans Impressions showing
a. Road finish
b. Foot paths
c. Street light
d. Landscape features etc.

Club
a. Plans & Elevation
b. Impressions of indoor & outdoor games
c. Interiors of club (impressions)
d. Swimming Pool (impressions)

Schools
a. Plans & Elevation
b. Playground Area (impressions)

Community Halls
a. Plans & Elevation

Temple - Impressions

Impressions of Refuge Area which can be used as Party Hall or gathering.

Restaurant - Impressions

Service Center Including Shopping
a. Plans & Elevations

C. Elevations (ALL 4 Sides)

D. Perspective
3d 3 Dimensional entrance scheme showing;

1. View of project from top i.e. Birds Eye View
2. Minimum single perspective of buildings for phase
3. Clubs (also interiors of club, if required)
4. Schools
5. Community Hall
6. Temples
7. Ground development showing roads, garden etc.,
8. Service Centre

D. Model
1. Study Models – for finalizing scheme with Owner
2. After finalizing of scheme, detailed model of entire scheme to be prepared – scale to be projected

F. Agreement Plans
1. Layout plans
2. Stilt floor plan
3. Podium floor plan upper & lower
4. All floor plans

Municipal Drawing
Key Plan or Location Plan:

A Key plan drawn to a scale of not less than 1:4000 shall be submitted along-with the application for development permission and commencement certificate showing the boundary locations of the site with respect to neighborhood lead-marks.

Site Plan:
The site plan shall be prepared with an application for permission drawn to a scale of 1:500 showing in addition the following.
a. the boundaries of the site and of any contiguous land belonging to the owner of the site
b. the position of the site in relation to neighboring streets
c. the names of the streets on which the building is proposed to be situated, if any
d. all existing buildings contained in the site with their names (were the buildings are given names) and their numbers
e. the position of the building and other buildings, if any, in relation to –
  • the boundaries of the site and in a case where the site has been partitioned, the boundaries of the portions owned by others ;
  • all adjacent steels, buildings (with number of storeys and height) and premises within a distance of 12 m. of the work site and of the contiguous land (if any) referred to in (a); and
  • if there is no street within a distance of 12 m. of the site, the nearest existing street with its name;
f. the means of access from the street to the building, and to all other buildings (if any) which the applicant intends to erect upon his contiguous land referred to in (a) above,
g. the space to be left around the building to secure free circulation of air, admission of liand access for scavenging purposes,
h. the width of the street (if any) in front and of the street (if any) at the side or near the building;
i. the direction of the north line relative to the plan of the building;
j. any existing physical features, such as wells, tanks, drains or trees ;
k. the ground area of the whole property and the break-up of the covered area on each floor with the calculations for percentage covered in each floor in terms of the total area of the plot as required by the Regulations governing the coverage of the area,
l. Overhead electric supply lines including space for electrical transforming sub-station according to the requirements of the electric distribution licenses, water supply and drainage line,
m.Such other particulars as may be prescribed by the Commissioner.

Sub-Division / Lay-Out Plan:
A sub-division layout plan to a scale of not less than 1:500 which shall be duly authenticated by the appropriate officer of District Inspector of Land Records / containing the following
a. scale used and the north line
b. the location of all proposed and existing roads with their names, existing / proposed / prescribed width within the land;
c. dimensions of plot along with the building lines showing the set-backs with dimensions with each plot

i) the location of drains, sewers, public facilities and services, electric lines, etc.,
ii) a table indicating the size, area and use of all the plots in the sub-division / layout plan
iii) a statement indicating the total area of the site area utilized under roads, open spaces for parks, playgrounds recreation spaces and development plan designations, reservations and allocations, schools, shopping and other public places along with their percentage with reference to the total area of the site.
iv) In the case of plots which are sub-divided, in built-up areas, in addition to the above the means of access to the sub-division from existing streets, and in addition, in case of plots which are sub-divided in built up areas the means of access to each sub-plot from existing streets.

Building Plan:
The plans of the building with elevations and sections accompanying the notices shall be drawn to a scale of 1:100 and shall-

a) include floors together with the covered area clearly indicating the size of the rooms, the position and which of staircase, ramps and other exit-ways, lift-wells, lift machine rooms and lift pit details, meter room and electrical sub-station. It shall also include the ground floor plan as well as the basement plan and shall indicate the details of parking spaces, loading and un-loading spaces, if required to be provided around and within the building as also the access ways and appurtenant open spaces with projection in dotted lines, the distance from any building existing on the plot in figured dimensions along with the accitory building. These plans will also contain the details listed in D. C. Rule (Form 1 of Appendix X)
b) show the use or occupancy of all parts of the buildings;
c) show the exact location of essential services, e.g. water closet (W.C.) sink, bath;
d) include sectional drawings clearly the sizes of the footings, thickness of basement wall, wall construction, size and spacing of framing members, floor slabs and roof slabs with their materials. The section shall indicate the heights of the building and rooms and also the height of the parapet and the drainage and the slope of the roof. At least one section should be taken through the staircase. The structural plan giving details of all structural elements and materials used along with structural calculations can be submitted separately, but in any circumstances before the issue of the development permission / commencement certificate.
e) Show relative levels of streets ;
f) Indicate details of basket privy / served privy, if any
g) Give dimensions of the portions projecting beyond the permissible building line ;
h) Include a terrace plan indicating the drainage and the slope of the roof
i) Indicate north line relative to the plans;
j) Give a schedule of doors, windows and ventilators
k) Provide such other particulars as may be prescribed by the Commissioner

Provide that with the building plans for multi-storeyed high rise or special buildings, the following additional information shall be furnished or indicated on the buildings plans;

a) access to fire appliances / vehicles with details of vehicular turning circle and clear motor-able access-way around the building.
b) Size (width) of main and alternative staircase along with the balcony approach, corridor, ventilated lobby approach
c) Location and details of lift enclosures
d) Location and size of fire lift
e) Smoke stop lobby door, where provided
f) Refuse - refuses chamber, services duct, etc.
g) Vehicular loading and unloading parking spaces
h) Refuse area, if any
i) Details of air-conditioning system with position of fire dampers, mechanical ventilation system, electrical services, (with dimensions of electrical transforming sub-stations etc.) boilers gas pipes, meter rooms etc.,
j) Details of exists, including ramps, etc., for hospitals and special risks,
k) Location of generator, transformer and switch gear room
l) smoke exhaust system, if any
m) details of the alarm system
n) location of centralized control, connecting all fire alarms, built-in fire protection arrangements and public address system etc;
o) location and dimensions of static water storage tank and pump room along with fire services inlets for mobile pump and storage tank;
p) location and details of fixed fire protection installation such as sprinklers, wet hose reels, denchers, carbon-dioxide (Co2) installations, etc., and
q) location and details of first aid and fire fighting equipment / installations.

Service Plan:
Plan and sectional elevations of private water supply, sewage disposal system and details of building services where required by the Commissioner, shall be made available on & scale of not less than 1:100 before undertaking such work.



Main Working Drawing

Note: Working drawing shall be exactly as per Municipal Drawings and Presentation Drawings,. There should not be any difference between them.

A Plot Layout:

1. Plot boundary measurements
2. Layout of main buildings with open spaces and measurements
3. Layout of all ancillary buildings such as garages, pump room, generator room, security cabin etc., with measurements.
4. Layout of all underground tanks for water supply, fire – water supply, septic tank etc.,
5. Layout of drainage service lines including mande chambers showing inlet & outlet location + level
6. Layout of electrical cable and telephone cable lines including inlet & outlet locations
7. Layout of water supply lines including levels of inlet & outlet locations
8. Layout of external fire hydrant system
9. Layout of storm water channels with levels
10. Layout of roads, pavements and footpaths
11. Layout of steel lighting and compound wall lighting
12. Location of portions reserved for garden, children playground, swimming pool etc.
13. Boring location and layout
14. Building dimensions given shall be tally with those given in building plans
15. Reference lines shall be given. There should be two reference lines one along the X axis and the other along Y axis. All layouts shall have dimensions from these axes. Alternately, a grid plan should be given.
16. Road levels, ground, plinth etc., levels shall be given in relation to the established bench marks.

B Center Line Plans having Locations / size of Columns

C Basement Plans
Layout of basement with all dimensions / wall thickness showing :

1. Location of doors, windows / ventilators, along with door / window / ventilator schedule and height of ventilator stills above floor level / above external ground level.
2. Details of toilets if any [ enlarged scale ] showing location of Nahani trap, sanitary wares, etc.
3. Height of Basement
4. Location and details of sumps, trenches, trap etc, if any
5. Location, size and height of exhaust fan opening
6. Drainage pipes and other pipe layout and inlets / outlets in basement, including pipe sizes and level of pipe etc.
7. Main D. B. and electrical points in all rooms including location of MCB.
8. Fire fighting details.

D Ground Floor Plans
Layout of ground floor plans with wall thickness showing :

1. Electrical meter room
2. Society Office
3. T. V. Antenna Room
4. Entrance steps
5. Flower Boxes
6. Entrance Canopy
7. Entrance foyer
8. Stilt parking layout including showing front opening as available
9. Shops (if any)
10. Location of U/G pipes / Pipe sleeves for electrical main cable, telephone cable, security telephone cable, Lift M/C room cable, drainage and rain water pipe line, hydrant line, etc., as required
11. Location of Society’s name board
12. Dimensions shall tally viz. total of internal dimensions plus wall thickness must equal external dimensions.
13. Column positions including orientation of columns. The columns shall be denoted such that the side which will reduce in upper floor is known. Notation of columns shall be as given below :
14. Floor level at different locations shall be given.
15. Locations of doors and windows shall be given with reference dimensions
16. Door and window types shall be given
17. Direction of door openings shall be given
18. Schedule of finishes for floors, dado, walls etc., shall be given
19. Any other information, if mentioned in drawing shall be complete (detailed) and correct.

E Typical Floor Plans
Layout of typical floor with all dimensions and wall thickness showing.

1. Location of door / windows and door / window schedule
2. Location of lofts / shelves
3. Sunken slabs of terrace, toilets, kitchens
4. Details of chajjas over balconies, windows, terrace door, lift m/c room’s doors & windows
5. Other details as per amenities list
6. Column layout shall be as per ground floor plan
7. Toilet location shall be such that these lie over those on lower floors. if not, then check it down pipe will not lie in the middle of a door / window below.
8. Try to avoid Kopri between Beam, Column & wall in living room : also in Bedrooms, if possible.

F Roof Plans:
Layout of roof plan with al dimensions and wall thickness showing :

1. Location of Lift M/c room
2. Location of overhead water tank
3. Roof parapet walls & railings
4. Rain water outlets and slopes in roof water proofing
5. Lighting arrestor location & specifications.

G Elevators:
Front, rear and side elevations
Location and details with dimensions of Architectural features such as grooves arches etc. Location of name of building

H Sections:

1. Sections through building in both directions, with at least one section through staircase and lift shaft including details of staircase
2. RL of all landings w.r.t.+ 00’ plinth

I Lift Machine Details:

1. Dimensions and height (as per requirements of lift manufactures)
2. Location of hoisting beam and trap door
3. Location of doors and windows
4. Elevations of lift M/c room windows to be provided with box type chajjas
5. Light / power / switch point locations

J Overhead Water Tanks:

1. Sectional plans & sectional elevations showing dimensions of fire water, domestic water, flushing water tanks.
2. Roof plan of O/H tank showing location of M/H covers and vent pipes
3. Elevations of O/H tank with details of architectural treatment, if any

K Other Working Drawings:

Detailed drawings for
1. Garages
2. Pump room and generator room
3. U/G Tank
4. Compound wall and gate
5. Entrance foyer
6. Hand rails and grills
7. Fire hydrant layout
8. Plumbing layout
(i) Internal for each toilet
(ii) External
9. Internal electrical layout & external lighting
10. Details and specification of doors
11. Details and specification of windows
12. Detailed drawings for kitchen platform
13. Details of floor patterns
14. Height of flooring pattern from depth of beam or slab or at fixed height for kitchen platform.
15. Air-conditioning layout size, height, power connection, if required
16. Bore
17. Septic Tank

L Following points should be checked for above Drawings:

1. Check all dimensions and complete with those on other related drawings
2. Check all levels and compare with those on others
3. Check if all sections are given
4. Check if details of sills, inlets, paradis, canopies, chajjas etc., are given
5. Check the dimension of treads and risers & ensure these tally with floor plans
6. Check the dimensions of centre line drawing and tally with floor plans
7. Check details of toilets and kitchens. Details should give all dimensions, levels and finishes
8. Check details of all railings, for balcony, stairs, terraces etc.
9. Check if floor slopes have been given
10. Check if the pipe outlet leads into the duct or not
11. Check levels of sunken slab
12. Check all headroom of stairs and steps


STRUCTURAL DRAWING

Structural Consultant's Scope of Services:

1. Concept Stage:
1.1 To study the set of preliminary architectural drawings and identify alternative structural solutions which may require further study and necessary revision.
1.2 Inspect the site and initiate normal self investigation work
1.3 Prepare structural scheme drawing at 1:200 scale showing the recommended solution.

2. Preliminary Stage:
2.1 To finalize the method and programme for the construction of the structural framework of the buildings.
2.2 Prepare structural out line drawings at 1:100 scale based on the approved scheme drawings.
2.3 Prepare preliminary estimate of cost of the structural items of work
2.4 Prepare drawings, typical design calculations and such other documents for submission to the local authorities.

3. Tender Stage:
3.1 Carry out preliminary structural design and computer analysis for lateral loads etc.
3.2 Prepare final structural design based on final analysis of the entire structure
3.3 Prepare tender drawings at 1:100 scale giving all the information necessary for the contractors to visualize their scope of work.
3.4 Prepare a statement of quantities of structural items of work to be included in the tender documents and present a rough estimate of cost.
3.5 Prepare typical working drawings for all the important structural elements within the building to enable the bidders to estimate their rates accurately.
3.6 Prepare detailed specification for all the structural items.
3.7 Issue six copies of tender drawings.

4. Detailed Design State:
4.1 Prepare working drawings for the project
4.2 Issue six copies of drawings bearing “Valid for construction” stamp
4.3 Issue Bar bending schedules for all the items of structural work
4.4 Prepare drawings, typical design calculations and such other documents for submission to the local authorities.
4.5 Issue specification of steel along with I.S. Code no.
4.6 Prepare requirement of steel – in various members like foundation, beam, slab, columns etc.

5. Construction State:
5.1 To discuss and finalise the construction programme including temporary works as well as special construction techniques etc. with the selected contractor.
5.2 (a) Advise on testing of various materials to be incorporated in the construction
(b) To check mix design submitted by contractors
5.3 Make periodic site visits as considered necessary to co-ordinate the work and to give guidance to the clerk of works appointed by the owner.
5.4 Check and certify the quality of structural items of work and advise the owner about problems if any
5.5 Scrutinize the proposals submitted for modifications if any in the final plan or architectural features causing changes in the pattern of loading on the structure.
5.6 Make final site visit to impact the completed building and issue of the final “Stability Certificate” for submission to the concerned authorities.
5.7 Prepare drawings, typical design calculations and such other documents for submission to the local authorities.

6. Check List:
1. All layouts are as per architectural drawings.
2. If dobra plans are provided, check dimensions and orientation of columns with architectural drawings
3. Minimum depth of footing have been given
4. Concrete grade is to be given
5. Check all dimensions and sections
6. Check all reinforcement details, at junction ensure reinforcement details are not congested to prevent vibration of concrete
7. Check details of all stirrups are given
8. Check depth of beams if these foul with floor heights
9. Check depth of beams over door / windows to ensure enough gap is available for provision of inlet and masonry otherwise beam depths to be modified over door / window opening
10. Check all sunken slabs are as per architectural requirements
11. Check all details of joggling of bars to reduce the column and also at column, beam functions
12. Check typical detail mode of measurement
13. Check details of laps in reinforcement bars in compression and in tension
14. Check details around cut outs and sleeves in structural member
15. Check preferable location of cold, joints, construction joints and its details

LANDSCAPE DRAWING

Note:
1. The Landscape Architect shall provide the following details and shall be made in consultation with main Architect.
2. All landscape drawings should be prepared in two stages.

a) Conceptual Stage :
Preliminary soft / hard landscape
Preliminary designing of entire scheme of all the area of plot :
i) Large open spaces
ii) Side and surroundings of roads
iii) Design / Development of large recreational area
iv) Surroundings of amenities / services building like club, school, temples, shopping centers, swimming pool, etc.
v) Surrounding of main building
vi) Surroundings of other structures like W.T. U/G Tank, Pump Room, and Security Cabin etc.
b) Working Drawings :

The same shall include two stages

A. Checklist of Landscape Drawings / Design:

Main Building :
a) Details of Entrance Foyer :
i) Flooring pattern
ii) Murals / Sculpture, if any
iii) False Ceiling
iv) Landscape features if any, at the entrance or in the stilts
v) Details of name board of flat owners & notice board for society
vi) Lighting detail

Ground Development :

A) Lawns :
i) Location
ii) Different levels, if any
iii) Type of lawn
iv) Civil work to be done if any for defining the boundary of lawn or other type
v) Location of fountain, monument, sculpture, tree plantation

B) TMC Plantation:
i) Location
ii) Type (Name, Size & Age)
iii) Civil Work if any to be done

C) Play Ground :
i) Location
ii) Levels, if any
iii) Type of finish required at floor level
iv) Civil work if ay to be done
v) Location of Children Play Ground equipment, any other special features to be provided if any, like monument, sculpture etc. (detailed design drawing to be given in details for such type of details.)

D) Paving around the building & other areas in the plot, if any :
i) Location
ii) Levels, if any
iii) Type of finish required
iv) Lighting arrangement (type and its location and erection details)

E) Roads (D.P. & Internal) :
i) For D. P. Road area of the road shall be defined by main architect (i.e. exact width of road, storm water drain, under ground pipes line of water electricity & drainage, foot path, divider if any, location of street light
ii) For Internal Road and path ways landscape architect to decide
iii) Details required in D. P. Road
a) Finish of foot path
b) Landscape features (tree plantation on side of roads or foot paths)
c) Seat out & benches if required
d) Fountains to be created if any
e) Detailed drawings of the same to be given

iv) Details required in Internal Road :
a) Location
b) Level, if any
c) Type of finish
d) Other details as mentioned above for D. P. Road

F) Temporary Structures :
i) Landscape features if any required near then or along their boundary
ii) Civil work if any to be done for landscape features

G) Swimming Pool :
i) Location
iii) Level, if any
iv) Type of finish
v) Sports facility if any in the swimming pool and around the pool area

H) Recreational facility like Club, School, service Centre, Temple etc. :
a) Main Entrance Foyer
b) Details as per main building
c) Development of School, Playground area
i) Location
ii) Levels, if any
iii) Type of finish required a floor level
iv) Civil work if any to be done
v) Location of children Play Ground equipment, any other special features to be provided if any, like monument, sculpture etc. (detailed design drawing to be given in details for such type of details)
vi) Lighting arrangement (type and it’s location and erection details)

d) Development of Swimming Pool for Club :
i) Location
ii) Levels, if any
iii) Type of finish required a floor level
iv) Sports facility if any in the swimming pool and around the pool area

e) Special landscape features to be included
f) Lawns if any to be developed
i) Location
ii) Different levels if any
iii) Type of lawn
iv) Civil work to be done if any for defining the boundary of lawn or other type
v) Location of fountain, monument, sculpture, tree plantation

g) Compound Wall Details :
i) Decorative work if any required
ii) Lighting arrangement
iii) Landscape features, if any required

I) Entrance Foyer of main project and it’s phases :
i) Landscape features
ii) Lighting arrangement
iii) Main gate

J) Compound Wall : (Main Compound Wall & Compound Wall of individual phases) :
i) Decorative work, if any required
ii) Lighting arrangement
iii) Landscape features, if any required

ELECTRICAL DRAWING

Electrical Services Consultants:

A. Service to be Rendered
1. Lighting System
a. Residential lighting
b. Landscape lighting

2. Telephone network (Private Exchange & MTNL lines) Satellite communication, Access control system for special zones.
3. Common Antenna / Cable T. V. System / Private Channels
4. Fire Fighting system, smoke detection and fire alarm security for residence
5. Public address system in case of fire / emergency
6. Solar system for geyser, kitchen etc.
7. Substation, allied cabling and feeder pillars
8. Air-conditioning for commercial complex

B Scope of Services:

1. Concept Stage :
1.1 To study the set of preliminary architectural drawings and identify various services to be provided and may be necessary considering the magnitude of the project.
1.2 Inspect the site and locate the direction of main source of supply
1.3 Prepare the report indicating the loading parameters and other important factors
1.4 Prepare the scheme drawing showing the locations of receiving station, substation and route of cable trenches inside the plot

2 Preliminary Stage:
2.1 Preparation of the basic scheme including visit and inspect the site if required
2.2 Preparation of detail specifications, designs with estimate
2.3 Prepare preliminary estimate cost of the work
2.4 Prepare drawings, typical design calculations and such other documents for submission to the local authorities

3. Tender Stage:
3.1 Preparation of tender documents comprising bill of quantities, Technical Specification, list of approved manufacturers and detailed drawings showing :
3.2 Invite tenders
3.3 Meeting with tenderers and clarify the discrepancies
3.4 Scrutiny, Short list, negotiate & submit comparative chart

4. Detailed Design Stage:
4.1 Prepare working drawings for the project
4.2 Issue six copies of drawings bearing “Valid for Execution” stamp

5. Execution Stage:
5.1 To discuss and finalise the execution programme stage wise with the selected Contractors and Owner
5.2 To finalise the formats for certifying the bills
5.3 Tatting and Commissioning of the services and certifying the bills
5.4 Get all the defects rectified during the defects period

SERVICES DRAWINGS

1. Requirements of Drawings

A. For Buildings:
a) Single line diagrams showing load distributions and wiring details for individual distribution boards
b) Detailed drawing showing grouping of switch and design of switch board and location of switch board
c) Panel and distribution boards diagrams showing dimensions and details of the same
d) Schematic diagram of lighting / power system
e) Layout of conducts for each floor / slab
f) Electrical layout showing plug / power points switch boards, Distribution board and panels location etc.
g) Reflected ceiling plan showing location of light fixtures
h) Layout and detailed drawing for telephone cabling network
i) Layout and details of fire lighting system
j) Layout and details of security system
k) Details of entry of cables to the building
l) Layout and location of common dish antenna
m) Location and details of lighting arrester

B For Infrastructure:
a) Location of substation / receiving station in layout
b) Location of route of cable trenches from receiving / substation to individual buildings
c) Details of receiving stations / substations
d) Details of Cable Trenches
e) Details of Crossings / Junctions across the road and with other services showing levels etc.
f) Details of cable entry to individual buildings

2. Check The Drawing for the followings:

A. For Buildings:
a) Distances of all points are given
b) Diameter and type of conduits
c) Position of Fan hooks and junction boxes
d) Distance and location of switch boards, and other points
e) Conduit should not cross the columns
f) Position of electrical duct and meter room
g) Main Cable entry
h) Drop of conduit shall not be in door opening
i) Crossing of conduits with water supply pipes
j) Distances and positions of common dish antenna
k) Distances and positions of lighting arrester
l) Distances and positions of earthing strips
m) Details of sleeves are given

B. For Infrastructures:
a) Distances required to locate the receiving station and substation at site are given
b) Distances and measurements of Cable Trenches are given
c) Distances of Crossings & Junctions along the road are given
d) Distances & details of cable entry to individual buildings are given
e) Details and sizes of cables are given
f) Details of fitting inside the cable trenches are given
g) Detailed cross sections of substations are given
h) Location of street light poles
i) Location of garden lights
j) Details of pumping station for sewerage treatment plant are given

PLUMBING & WATER SUPPLY DRAWING

Plumbing and Water Supply Consultant.

A. Scope of Services

1. Concept Stage:
1.1 To study the set of preliminary architectural drawing and identify due position and alternative routes which may require further study and necessary revisions.
1.2 Inspect the site if required
1.3 Prepare the preliminary report and rough indication of the estimated cost as per Architect’s / Owner’s requirements.
1.4 Study various alternatives schemes for water supply, sewage disposal etc., and preparation of estimate.

2. Preliminary Stage:
2.1 Preparation of basic schemes as per owner’s requirements.
2.2 Preparation of drawings of the schemes approved by the owners.
2.3 Preparation of the estimate of cost
2.4 Prepare the set of drawings of the scheme approved by the owner for submission of the local authorities such as Drainage, Water Department and Fire Brigade and local authorities for obtaining their approval.

3. Tender Stage:
3.1 Prepare tender drawings giving all the information necessary for the contractors to visualize their scope of work.
3.2 Prepare schedule of quantities, general specification based on the approved design and prepare tender documents for each services.
3.3 Prepare typical working drawings for all the important elements within the building to enable the bidders to estimate their rates accurately.
3.4 On the basis of the schedule of quantities and specifications prepare estimated cost of the work for each services.
3.5 Invite tenders, advise the owner for the selection of the contractors and prepare contract document.

4 Execution Stage:
4.1 Preparation and supply of the execution drawings for the project
4.2 Visit to site by Senior Engineer / Consultant for periodical inspection and when necessary during the period of execution of the work and convey decision and instruction to site from time to time.
4.3 Testing the commissioning of work and checking and certifying the bills of contractors.
4.4 Get all the defects rectified during the defects liability period. This shall be deemed to have completed when the virtual completion certificate is issued by the consultant for the respective work.

B Services Drawings

1. Requirements of Drawings
A. For Building:

a. Line diagrams showing distribution system for downtakes from ring main at terrace to lower doors
b. Detailed drawings showing looping on terrace
c. Layout drawing showing water mains, rain water, soil pipes, vent pipes, fire fighting lines etc.,
d. Layout drawing showing location of under ground water tank, pump room, overhead water tank
e. Line diagram showing water means from underground water tank pump room and overhead water tank
f. Plan terrace showing loops of water mains, location of pumps for the fire fighting system
g. Detailed plan for each type of toilets showing W.C., wash basin, shower etc.
h. Detailed sectional elevation showing tile joints and position of taps etc.
i. Detailed drawing showing position of sleeves, pockets etc., necessary for pipes
j. Detailed drawing showing arrangement of various pipes in duct
k. Layout drawing showing pipes for all systems in basement / stilt
l. Location drawings for the hydrants in basement / stilt
m. Location & details of manholes, chambers in the compound
n. Location drawing for hose reels at every floors
o. Drawing showing locations of break pressure tank / Pressure reducing

B For Infrastructure:
a. Line diagrams showing route of water mains, storm water drain, sewerage lines in layout
b. Drawing showing details of trenches, manholes storm drains
c. Drawings showing sewerage trenchment plant
d. Drawings showing locations of septic tanks
e. Drawing showing crossing / junctions of various services along the road
f. Drawing showing location of fire hydrants
g. Drawing showing location of pilot tanks (main tanks) if provided.

2. Check the Drawings for Followings:

A. For Buildings:
a. In the diagrams, diameters of pipes are given
b. Location for changing the diameters of pipes are given
c. Location / Distances of pressure reducing valves are given
d. Distances between various pipes in ducts are given
e. Distances / levels for sleeves, pockets are given
f. Distances of brackets are given, size of brackets are given
g. Distances of supports hanging from ceiling in basement are given, size & shape of supports are given
h. Sizes of water tanks are given, height of free bard are given, levels of inlet & outlet are given
i. Sizes of all sanitary fixtures are given
j. Height of all fittings from door level are given
k. All slopes are shown & mentioned on terrace
l. Location, distances of Rain water pipes are given
m. Distances and dimensions of Hose reel are given
n. All fittings in W/C, bath, kitchen are on junctions of joints of tiles
o. Sizes of sleeves, pockets are given
p. Distances to be kept between two pipes are given
q. Sizes of covers for underground water tanks, overhead water tanks are given
r. Sizes of chambers, manholes are given

B. For Infrastructure:
a. Sizes of all trenches along the road are given
b. Sizes of pipes are given
c. Slope & size of storm water drains are given
d. Distance between two man holes are given
e. Invert levels of manholes are given
f. Sizes & distances on fire hydrants are given
g. Sizes & settings out of septic tanks are given
h. Capacity of pumps are given
i. Measurements and other details are given for sewerage treatment plant are given
j. Distances & locations of entry of water mains, exit of soil, waste lines for individual building are given
 

gatturam

Newbie
Dec 5, 2019
9
4
hyd
This note prepared based on my experience in real estate industry at Mumbai, regarding how the site engineering team to approach the various consultants for the various details

View attachment 2601
A. Requirements / Guidelines to be given to the Architect For Development of a Project.

Name of the Project

Survey Drawings

Plot Layout

  • Location of plot in respect of prominent places.
  • Existing boundary of the plot Vs. Actual boundary.
  • Existing area of the plot Vs. Actual area with area statement and diagram.
  • Encroachment, if any in the plot.
  • Approach Road.
  • Location and details of prominent structure like nallah, pond, sewerage, water
  • supply main in surrounding area and / in our plot.
  • Location and distance of high tension line.
  • Location and dimensions of existing trees, wells etc.
Contour Survey Plan
  • Levels in plot including location of benchmark.
  • Levels of surrounding road.
  • Levels of surrounding plot.
  • Level plan of surrounding plots specifically in reference to inlet & outlet of storm water drain & drainage.
  • Location, RL & Distance of water main & drainage line going out side the plot from where connection has to be made.
Tentative types of buildings (Building Alternatives)
  • Description of kind of building required with tentative area of flat.
  • General idea for no of storeys.
  • Building with double height terrace.
  • Building with terrace attached to flat. Building with duplex flats.
  • Discontinued / Continued buildings.
  • Plain / Ornamental / Post Modem.
Types of Flats / No of Flats per floor and its Area
  • One Bedroom flat per floor
  • Two Bedroom flat per floor
  • Three Bedroom flat per floor
  • Combination of Two Bedroom and Three Bedroom flat per floor
  • Four flats in each floor
  • Pent houses on top floor
  • Duplex flats on top floor
  • Any other special designs / types required
Types of Elevations
  • Simple Elevation
  • Medium Elevation
  • Heavy Elevation
Amenities of Building
  • Standard Amenities
  • Good Amenities
  • Super Amenities
Types of Doors
  • Main Door Size
  • Internal Doors Size
  • Toilet Bath Doors Size
  • Type of Windows
Lift Specifications
  • Size of lift and lift shaft to be kept as per the below details.
  • Make of lift Type of lift
  • Single Speed lift
  • Double Speed lift
Miscellaneous / Other Instructions
  • All the Internal & External Walls of the buildings should be kept 6” thick only.
  • The size of lock up garages to be provided in the project, if any, should be as per below mentioned details the clear size should be kept at 8’0” width x 18’0” length (depth)
Tentative cost of the Building
  • Rs. ………………… / sft of construction area.
Tentative cost of the Ground Development.
  • Rs. ………………… / sft of construction area.
Probable date of start of Project

Any Special / Salient points of lands


B. The Architect will provide the following information in the drawings submitted by him:

Plot Layout

  • Location / Orientation of proposed building in plot including dimensions, angles, measurement o open spaces.
  • Level / Contour plan
Typical Floor Plans
  • Layout of typical floor with room sizes
  • Super Built-Up and Carpet Area of typical flats
  • Peripheral length of building
  • Efficiency Ratio
  • Carpet area to built-up area in %
  • Built up area to super built up area in %
  • Stilt plinth area to total Built-up area in %
  • Terrace area to total Built-up area in %
  • Cantilevered projections area to floor area in %
  • Peripheral length of bldg to floor area
  • Balcony area to FSI area in %
  • Toilet area in %age of built up area in %
  • Window on opening area to Built up area in %
  • Door area to Built up area in %
  • Carpet area to super Built up area in %

C. RESUBMITTED CONCEPTUAL DRAWINGS

Same ( A ) above incorporating planning department comments


PRESENTATION DRAWING

Note :
Presentation drawings shall be exactly as per Municipal Drawing. There should not be any difference between them.

A Location Plan (Showing Plot and Prominent Locations)

B. Sales Plans


Plot Layout (Of Entire Plot)

It shall have location of
a. Buildings
b. Other structures like security cabin, pump room & U/G Tank etc.
c. Compound Wall
d. Roads
e. Open car parking, Garages etc.,
f. Hard landscapes (Path ways, rock garden, playground with children's’ equipment's etc.)
g. Soft landscapes.

Plot Layout (Phase Wise)
Details as mentioned above

Stilt Plan and podium Floor Plan Upper and Lower Levels
a. Common area and lift / staircase demarcation with size
b. Common stilt area
c. Car parking under stilts with parking sign
d. Electricity meter room, T. V. antenna room etc.
e. Landscape features like flower beds, murals, fountains, etc., if any.

Floor Plans
a. Scale of Plan 1’4”
b. Plan with lot nos. of each flat
c. The furniture layout of half of the number of Sets on each floor, with clear room dimension of the remaining flats on that floor (in opposite direction).
d. The north direction on the right hand top corner of the sheet
e. All dimensions of room, bathrooms, toilets, dining areas, open terraces, width of passages & staircase, lift size.
f. Doors of all rooms
g. Area statement block on right hand bottom corner of sheet to be kept empty.
h. Margin at bottom of drawing containing;
  • Building’s name in center
  • Developers name and address
  • Architect’s name
  • Drawing No. & its revision
Entrance Gate and Front Compound Wall (Impressions)

Entrance Foyer (Impressions) Plan

Garden Development (Impressions)

Roads Plans Impressions showing

a. Road finish
b. Foot paths
c. Street light
d. Landscape features etc.

Club
a. Plans & Elevation
b. Impressions of indoor & outdoor games
c. Interiors of club (impressions)
d. Swimming Pool (impressions)

Schools
a. Plans & Elevation
b. Playground Area (impressions)

Community Halls
a. Plans & Elevation

Temple - Impressions

Impressions of Refuge Area which can be used as Party Hall or gathering.

Restaurant - Impressions

Service Center Including Shopping

a. Plans & Elevations

C. Elevations (ALL 4 Sides)

D. Perspective

3d 3 Dimensional entrance scheme showing;

1. View of project from top i.e. Birds Eye View
2. Minimum single perspective of buildings for phase
3. Clubs (also interiors of club, if required)
4. Schools
5. Community Hall
6. Temples
7. Ground development showing roads, garden etc.,
8. Service Centre

D. Model
1. Study Models – for finalizing scheme with Owner
2. After finalizing of scheme, detailed model of entire scheme to be prepared – scale to be projected

F. Agreement Plans
1. Layout plans
2. Stilt floor plan
3. Podium floor plan upper & lower
4. All floor plans

Municipal Drawing
Key Plan or Location Plan:

A Key plan drawn to a scale of not less than 1:4000 shall be submitted along-with the application for development permission and commencement certificate showing the boundary locations of the site with respect to neighborhood lead-marks.

Site Plan:
The site plan shall be prepared with an application for permission drawn to a scale of 1:500 showing in addition the following.
a. the boundaries of the site and of any contiguous land belonging to the owner of the site
b. the position of the site in relation to neighboring streets
c. the names of the streets on which the building is proposed to be situated, if any
d. all existing buildings contained in the site with their names (were the buildings are given names) and their numbers
e. the position of the building and other buildings, if any, in relation to –
  • the boundaries of the site and in a case where the site has been partitioned, the boundaries of the portions owned by others ;
  • all adjacent steels, buildings (with number of storeys and height) and premises within a distance of 12 m. of the work site and of the contiguous land (if any) referred to in (a); and
  • if there is no street within a distance of 12 m. of the site, the nearest existing street with its name;
f. the means of access from the street to the building, and to all other buildings (if any) which the applicant intends to erect upon his contiguous land referred to in (a) above,
g. the space to be left around the building to secure free circulation of air, admission of liand access for scavenging purposes,
h. the width of the street (if any) in front and of the street (if any) at the side or near the building;
i. the direction of the north line relative to the plan of the building;
j. any existing physical features, such as wells, tanks, drains or trees ;
k. the ground area of the whole property and the break-up of the covered area on each floor with the calculations for percentage covered in each floor in terms of the total area of the plot as required by the Regulations governing the coverage of the area,
l. Overhead electric supply lines including space for electrical transforming sub-station according to the requirements of the electric distribution licenses, water supply and drainage line,
m.Such other particulars as may be prescribed by the Commissioner.

Sub-Division / Lay-Out Plan:
A sub-division layout plan to a scale of not less than 1:500 which shall be duly authenticated by the appropriate officer of District Inspector of Land Records / containing the following
a. scale used and the north line
b. the location of all proposed and existing roads with their names, existing / proposed / prescribed width within the land;
c. dimensions of plot along with the building lines showing the set-backs with dimensions with each plot

i) the location of drains, sewers, public facilities and services, electric lines, etc.,
ii) a table indicating the size, area and use of all the plots in the sub-division / layout plan
iii) a statement indicating the total area of the site area utilized under roads, open spaces for parks, playgrounds recreation spaces and development plan designations, reservations and allocations, schools, shopping and other public places along with their percentage with reference to the total area of the site.
iv) In the case of plots which are sub-divided, in built-up areas, in addition to the above the means of access to the sub-division from existing streets, and in addition, in case of plots which are sub-divided in built up areas the means of access to each sub-plot from existing streets.

Building Plan:
The plans of the building with elevations and sections accompanying the notices shall be drawn to a scale of 1:100 and shall-

a) include floors together with the covered area clearly indicating the size of the rooms, the position and which of staircase, ramps and other exit-ways, lift-wells, lift machine rooms and lift pit details, meter room and electrical sub-station. It shall also include the ground floor plan as well as the basement plan and shall indicate the details of parking spaces, loading and un-loading spaces, if required to be provided around and within the building as also the access ways and appurtenant open spaces with projection in dotted lines, the distance from any building existing on the plot in figured dimensions along with the accitory building. These plans will also contain the details listed in D. C. Rule (Form 1 of Appendix X)
b) show the use or occupancy of all parts of the buildings;
c) show the exact location of essential services, e.g. water closet (W.C.) sink, bath;
d) include sectional drawings clearly the sizes of the footings, thickness of basement wall, wall construction, size and spacing of framing members, floor slabs and roof slabs with their materials. The section shall indicate the heights of the building and rooms and also the height of the parapet and the drainage and the slope of the roof. At least one section should be taken through the staircase. The structural plan giving details of all structural elements and materials used along with structural calculations can be submitted separately, but in any circumstances before the issue of the development permission / commencement certificate.
e) Show relative levels of streets ;
f) Indicate details of basket privy / served privy, if any
g) Give dimensions of the portions projecting beyond the permissible building line ;
h) Include a terrace plan indicating the drainage and the slope of the roof
i) Indicate north line relative to the plans;
j) Give a schedule of doors, windows and ventilators
k) Provide such other particulars as may be prescribed by the Commissioner

Provide that with the building plans for multi-storeyed high rise or special buildings, the following additional information shall be furnished or indicated on the buildings plans;

a) access to fire appliances / vehicles with details of vehicular turning circle and clear motor-able access-way around the building.
b) Size (width) of main and alternative staircase along with the balcony approach, corridor, ventilated lobby approach
c) Location and details of lift enclosures
d) Location and size of fire lift
e) Smoke stop lobby door, where provided
f) Refuse - refuses chamber, services duct, etc.
g) Vehicular loading and unloading parking spaces
h) Refuse area, if any
i) Details of air-conditioning system with position of fire dampers, mechanical ventilation system, electrical services, (with dimensions of electrical transforming sub-stations etc.) boilers gas pipes, meter rooms etc.,
j) Details of exists, including ramps, etc., for hospitals and special risks,
k) Location of generator, transformer and switch gear room
l) smoke exhaust system, if any
m) details of the alarm system
n) location of centralized control, connecting all fire alarms, built-in fire protection arrangements and public address system etc;
o) location and dimensions of static water storage tank and pump room along with fire services inlets for mobile pump and storage tank;
p) location and details of fixed fire protection installation such as sprinklers, wet hose reels, denchers, carbon-dioxide (Co2) installations, etc., and
q) location and details of first aid and fire fighting equipment / installations.

Service Plan:
Plan and sectional elevations of private water supply, sewage disposal system and details of building services where required by the Commissioner, shall be made available on & scale of not less than 1:100 before undertaking such work.



Main Working Drawing

Note:
Working drawing shall be exactly as per Municipal Drawings and Presentation Drawings,. There should not be any difference between them.

A Plot Layout:

1. Plot boundary measurements
2. Layout of main buildings with open spaces and measurements
3. Layout of all ancillary buildings such as garages, pump room, generator room, security cabin etc., with measurements.
4. Layout of all underground tanks for water supply, fire – water supply, septic tank etc.,
5. Layout of drainage service lines including mande chambers showing inlet & outlet location + level
6. Layout of electrical cable and telephone cable lines including inlet & outlet locations
7. Layout of water supply lines including levels of inlet & outlet locations
8. Layout of external fire hydrant system
9. Layout of storm water channels with levels
10. Layout of roads, pavements and footpaths
11. Layout of steel lighting and compound wall lighting
12. Location of portions reserved for garden, children playground, swimming pool etc.
13. Boring location and layout
14. Building dimensions given shall be tally with those given in building plans
15. Reference lines shall be given. There should be two reference lines one along the X axis and the other along Y axis. All layouts shall have dimensions from these axes. Alternately, a grid plan should be given.
16. Road levels, ground, plinth etc., levels shall be given in relation to the established bench marks.

B Center Line Plans having Locations / size of Columns

C Basement Plans

Layout of basement with all dimensions / wall thickness showing :

1. Location of doors, windows / ventilators, along with door / window / ventilator schedule and height of ventilator stills above floor level / above external ground level.
2. Details of toilets if any [ enlarged scale ] showing location of Nahani trap, sanitary wares, etc.
3. Height of Basement
4. Location and details of sumps, trenches, trap etc, if any
5. Location, size and height of exhaust fan opening
6. Drainage pipes and other pipe layout and inlets / outlets in basement, including pipe sizes and level of pipe etc.
7. Main D. B. and electrical points in all rooms including location of MCB.
8. Fire fighting details.

D Ground Floor Plans
Layout of ground floor plans with wall thickness showing :

1. Electrical meter room
2. Society Office
3. T. V. Antenna Room
4. Entrance steps
5. Flower Boxes
6. Entrance Canopy
7. Entrance foyer
8. Stilt parking layout including showing front opening as available
9. Shops (if any)
10. Location of U/G pipes / Pipe sleeves for electrical main cable, telephone cable, security telephone cable, Lift M/C room cable, drainage and rain water pipe line, hydrant line, etc., as required
11. Location of Society’s name board
12. Dimensions shall tally viz. total of internal dimensions plus wall thickness must equal external dimensions.
13. Column positions including orientation of columns. The columns shall be denoted such that the side which will reduce in upper floor is known. Notation of columns shall be as given below :
14. Floor level at different locations shall be given.
15. Locations of doors and windows shall be given with reference dimensions
16. Door and window types shall be given
17. Direction of door openings shall be given
18. Schedule of finishes for floors, dado, walls etc., shall be given
19. Any other information, if mentioned in drawing shall be complete (detailed) and correct.

E Typical Floor Plans
Layout of typical floor with all dimensions and wall thickness showing.

1. Location of door / windows and door / window schedule
2. Location of lofts / shelves
3. Sunken slabs of terrace, toilets, kitchens
4. Details of chajjas over balconies, windows, terrace door, lift m/c room’s doors & windows
5. Other details as per amenities list
6. Column layout shall be as per ground floor plan
7. Toilet location shall be such that these lie over those on lower floors. if not, then check it down pipe will not lie in the middle of a door / window below.
8. Try to avoid Kopri between Beam, Column & wall in living room : also in Bedrooms, if possible.

F Roof Plans:
Layout of roof plan with al dimensions and wall thickness showing :

1. Location of Lift M/c room
2. Location of overhead water tank
3. Roof parapet walls & railings
4. Rain water outlets and slopes in roof water proofing
5. Lighting arrestor location & specifications.

G Elevators:
Front, rear and side elevations
Location and details with dimensions of Architectural features such as grooves arches etc. Location of name of building

H Sections:

1. Sections through building in both directions, with at least one section through staircase and lift shaft including details of staircase
2. RL of all landings w.r.t.+ 00’ plinth

I Lift Machine Details:

1. Dimensions and height (as per requirements of lift manufactures)
2. Location of hoisting beam and trap door
3. Location of doors and windows
4. Elevations of lift M/c room windows to be provided with box type chajjas
5. Light / power / switch point locations

J Overhead Water Tanks:

1. Sectional plans & sectional elevations showing dimensions of fire water, domestic water, flushing water tanks.
2. Roof plan of O/H tank showing location of M/H covers and vent pipes
3. Elevations of O/H tank with details of architectural treatment, if any

K Other Working Drawings:

Detailed drawings for
1. Garages
2. Pump room and generator room
3. U/G Tank
4. Compound wall and gate
5. Entrance foyer
6. Hand rails and grills
7. Fire hydrant layout
8. Plumbing layout
(i) Internal for each toilet
(ii) External
9. Internal electrical layout & external lighting
10. Details and specification of doors
11. Details and specification of windows
12. Detailed drawings for kitchen platform
13. Details of floor patterns
14. Height of flooring pattern from depth of beam or slab or at fixed height for kitchen platform.
15. Air-conditioning layout size, height, power connection, if required
16. Bore
17. Septic Tank

L Following points should be checked for above Drawings:

1. Check all dimensions and complete with those on other related drawings
2. Check all levels and compare with those on others
3. Check if all sections are given
4. Check if details of sills, inlets, paradis, canopies, chajjas etc., are given
5. Check the dimension of treads and risers & ensure these tally with floor plans
6. Check the dimensions of centre line drawing and tally with floor plans
7. Check details of toilets and kitchens. Details should give all dimensions, levels and finishes
8. Check details of all railings, for balcony, stairs, terraces etc.
9. Check if floor slopes have been given
10. Check if the pipe outlet leads into the duct or not
11. Check levels of sunken slab
12. Check all headroom of stairs and steps


STRUCTURAL DRAWING

Structural Consultant's Scope of Services:

1. Concept Stage:

1.1 To study the set of preliminary architectural drawings and identify alternative structural solutions which may require further study and necessary revision.
1.2 Inspect the site and initiate normal self investigation work
1.3 Prepare structural scheme drawing at 1:200 scale showing the recommended solution.

2. Preliminary Stage:
2.1 To finalize the method and programme for the construction of the structural framework of the buildings.
2.2 Prepare structural out line drawings at 1:100 scale based on the approved scheme drawings.
2.3 Prepare preliminary estimate of cost of the structural items of work
2.4 Prepare drawings, typical design calculations and such other documents for submission to the local authorities.

3. Tender Stage:
3.1 Carry out preliminary structural design and computer analysis for lateral loads etc.
3.2 Prepare final structural design based on final analysis of the entire structure
3.3 Prepare tender drawings at 1:100 scale giving all the information necessary for the contractors to visualize their scope of work.
3.4 Prepare a statement of quantities of structural items of work to be included in the tender documents and present a rough estimate of cost.
3.5 Prepare typical working drawings for all the important structural elements within the building to enable the bidders to estimate their rates accurately.
3.6 Prepare detailed specification for all the structural items.
3.7 Issue six copies of tender drawings.

4. Detailed Design State:
4.1 Prepare working drawings for the project
4.2 Issue six copies of drawings bearing “Valid for construction” stamp
4.3 Issue Bar bending schedules for all the items of structural work
4.4 Prepare drawings, typical design calculations and such other documents for submission to the local authorities.
4.5 Issue specification of steel along with I.S. Code no.
4.6 Prepare requirement of steel – in various members like foundation, beam, slab, columns etc.

5. Construction State:
5.1 To discuss and finalise the construction programme including temporary works as well as special construction techniques etc. with the selected contractor.
5.2 (a) Advise on testing of various materials to be incorporated in the construction
(b) To check mix design submitted by contractors
5.3 Make periodic site visits as considered necessary to co-ordinate the work and to give guidance to the clerk of works appointed by the owner.
5.4 Check and certify the quality of structural items of work and advise the owner about problems if any
5.5 Scrutinize the proposals submitted for modifications if any in the final plan or architectural features causing changes in the pattern of loading on the structure.
5.6 Make final site visit to impact the completed building and issue of the final “Stability Certificate” for submission to the concerned authorities.
5.7 Prepare drawings, typical design calculations and such other documents for submission to the local authorities.

6. Check List:
1. All layouts are as per architectural drawings.
2. If dobra plans are provided, check dimensions and orientation of columns with architectural drawings
3. Minimum depth of footing have been given
4. Concrete grade is to be given
5. Check all dimensions and sections
6. Check all reinforcement details, at junction ensure reinforcement details are not congested to prevent vibration of concrete
7. Check details of all stirrups are given
8. Check depth of beams if these foul with floor heights
9. Check depth of beams over door / windows to ensure enough gap is available for provision of inlet and masonry otherwise beam depths to be modified over door / window opening
10. Check all sunken slabs are as per architectural requirements
11. Check all details of joggling of bars to reduce the column and also at column, beam functions
12. Check typical detail mode of measurement
13. Check details of laps in reinforcement bars in compression and in tension
14. Check details around cut outs and sleeves in structural member
15. Check preferable location of cold, joints, construction joints and its details

LANDSCAPE DRAWING

Note:

1. The Landscape Architect shall provide the following details and shall be made in consultation with main Architect.
2. All landscape drawings should be prepared in two stages.

a) Conceptual Stage :
Preliminary soft / hard landscape
Preliminary designing of entire scheme of all the area of plot :
i) Large open spaces
ii) Side and surroundings of roads
iii) Design / Development of large recreational area
iv) Surroundings of amenities / services building like club, school, temples, shopping centers, swimming pool, etc.
v) Surrounding of main building
vi) Surroundings of other structures like W.T. U/G Tank, Pump Room, and Security Cabin etc.
b) Working Drawings :

The same shall include two stages

A. Checklist of Landscape Drawings / Design:

Main Building :

a) Details of Entrance Foyer :
i) Flooring pattern
ii) Murals / Sculpture, if any
iii) False Ceiling
iv) Landscape features if any, at the entrance or in the stilts
v) Details of name board of flat owners & notice board for society
vi) Lighting detail

Ground Development :

A) Lawns :

i) Location
ii) Different levels, if any
iii) Type of lawn
iv) Civil work to be done if any for defining the boundary of lawn or other type
v) Location of fountain, monument, sculpture, tree plantation

B) TMC Plantation:
i) Location
ii) Type (Name, Size & Age)
iii) Civil Work if any to be done

C) Play Ground :
i) Location
ii) Levels, if any
iii) Type of finish required at floor level
iv) Civil work if ay to be done
v) Location of Children Play Ground equipment, any other special features to be provided if any, like monument, sculpture etc. (detailed design drawing to be given in details for such type of details.)

D) Paving around the building & other areas in the plot, if any :
i) Location
ii) Levels, if any
iii) Type of finish required
iv) Lighting arrangement (type and its location and erection details)

E) Roads (D.P. & Internal) :
i) For D. P. Road area of the road shall be defined by main architect (i.e. exact width of road, storm water drain, under ground pipes line of water electricity & drainage, foot path, divider if any, location of street light
ii) For Internal Road and path ways landscape architect to decide
iii) Details required in D. P. Road
a) Finish of foot path
b) Landscape features (tree plantation on side of roads or foot paths)
c) Seat out & benches if required
d) Fountains to be created if any
e) Detailed drawings of the same to be given

iv) Details required in Internal Road :
a) Location
b) Level, if any
c) Type of finish
d) Other details as mentioned above for D. P. Road

F) Temporary Structures :
i) Landscape features if any required near then or along their boundary
ii) Civil work if any to be done for landscape features

G) Swimming Pool :
i) Location
iii) Level, if any
iv) Type of finish
v) Sports facility if any in the swimming pool and around the pool area

H) Recreational facility like Club, School, service Centre, Temple etc. :
a) Main Entrance Foyer
b) Details as per main building
c) Development of School, Playground area
i) Location
ii) Levels, if any
iii) Type of finish required a floor level
iv) Civil work if any to be done
v) Location of children Play Ground equipment, any other special features to be provided if any, like monument, sculpture etc. (detailed design drawing to be given in details for such type of details)
vi) Lighting arrangement (type and it’s location and erection details)

d) Development of Swimming Pool for Club :
i) Location
ii) Levels, if any
iii) Type of finish required a floor level
iv) Sports facility if any in the swimming pool and around the pool area

e) Special landscape features to be included
f) Lawns if any to be developed
i) Location
ii) Different levels if any
iii) Type of lawn
iv) Civil work to be done if any for defining the boundary of lawn or other type
v) Location of fountain, monument, sculpture, tree plantation

g) Compound Wall Details :
i) Decorative work if any required
ii) Lighting arrangement
iii) Landscape features, if any required

I) Entrance Foyer of main project and it’s phases :
i) Landscape features
ii) Lighting arrangement
iii) Main gate

J) Compound Wall : (Main Compound Wall & Compound Wall of individual phases) :
i) Decorative work, if any required
ii) Lighting arrangement
iii) Landscape features, if any required

ELECTRICAL DRAWING

Electrical Services Consultants:

A. Service to be Rendered

1. Lighting System
a. Residential lighting
b. Landscape lighting

2. Telephone network (Private Exchange & MTNL lines) Satellite communication, Access control system for special zones.
3. Common Antenna / Cable T. V. System / Private Channels
4. Fire Fighting system, smoke detection and fire alarm security for residence
5. Public address system in case of fire / emergency
6. Solar system for geyser, kitchen etc.
7. Substation, allied cabling and feeder pillars
8. Air-conditioning for commercial complex

B Scope of Services:

1. Concept Stage :
1.1 To study the set of preliminary architectural drawings and identify various services to be provided and may be necessary considering the magnitude of the project.
1.2 Inspect the site and locate the direction of main source of supply
1.3 Prepare the report indicating the loading parameters and other important factors
1.4 Prepare the scheme drawing showing the locations of receiving station, substation and route of cable trenches inside the plot

2 Preliminary Stage:
2.1 Preparation of the basic scheme including visit and inspect the site if required
2.2 Preparation of detail specifications, designs with estimate
2.3 Prepare preliminary estimate cost of the work
2.4 Prepare drawings, typical design calculations and such other documents for submission to the local authorities

3. Tender Stage:
3.1 Preparation of tender documents comprising bill of quantities, Technical Specification, list of approved manufacturers and detailed drawings showing :
3.2 Invite tenders
3.3 Meeting with tenderers and clarify the discrepancies
3.4 Scrutiny, Short list, negotiate & submit comparative chart

4. Detailed Design Stage:
4.1 Prepare working drawings for the project
4.2 Issue six copies of drawings bearing “Valid for Execution” stamp

5. Execution Stage:
5.1 To discuss and finalise the execution programme stage wise with the selected Contractors and Owner
5.2 To finalise the formats for certifying the bills
5.3 Tatting and Commissioning of the services and certifying the bills
5.4 Get all the defects rectified during the defects period

SERVICES DRAWINGS

1. Requirements of Drawings

A. For Buildings:

a) Single line diagrams showing load distributions and wiring details for individual distribution boards
b) Detailed drawing showing grouping of switch and design of switch board and location of switch board
c) Panel and distribution boards diagrams showing dimensions and details of the same
d) Schematic diagram of lighting / power system
e) Layout of conducts for each floor / slab
f) Electrical layout showing plug / power points switch boards, Distribution board and panels location etc.
g) Reflected ceiling plan showing location of light fixtures
h) Layout and detailed drawing for telephone cabling network
i) Layout and details of fire lighting system
j) Layout and details of security system
k) Details of entry of cables to the building
l) Layout and location of common dish antenna
m) Location and details of lighting arrester

B For Infrastructure:
a) Location of substation / receiving station in layout
b) Location of route of cable trenches from receiving / substation to individual buildings
c) Details of receiving stations / substations
d) Details of Cable Trenches
e) Details of Crossings / Junctions across the road and with other services showing levels etc.
f) Details of cable entry to individual buildings

2. Check The Drawing for the followings:

A. For Buildings:

a) Distances of all points are given
b) Diameter and type of conduits
c) Position of Fan hooks and junction boxes
d) Distance and location of switch boards, and other points
e) Conduit should not cross the columns
f) Position of electrical duct and meter room
g) Main Cable entry
h) Drop of conduit shall not be in door opening
i) Crossing of conduits with water supply pipes
j) Distances and positions of common dish antenna
k) Distances and positions of lighting arrester
l) Distances and positions of earthing strips
m) Details of sleeves are given

B. For Infrastructures:
a) Distances required to locate the receiving station and substation at site are given
b) Distances and measurements of Cable Trenches are given
c) Distances of Crossings & Junctions along the road are given
d) Distances & details of cable entry to individual buildings are given
e) Details and sizes of cables are given
f) Details of fitting inside the cable trenches are given
g) Detailed cross sections of substations are given
h) Location of street light poles
i) Location of garden lights
j) Details of pumping station for sewerage treatment plant are given

PLUMBING & WATER SUPPLY DRAWING

Plumbing and Water Supply Consultant.

A. Scope of Services

1. Concept Stage:

1.1 To study the set of preliminary architectural drawing and identify due position and alternative routes which may require further study and necessary revisions.
1.2 Inspect the site if required
1.3 Prepare the preliminary report and rough indication of the estimated cost as per Architect’s / Owner’s requirements.
1.4 Study various alternatives schemes for water supply, sewage disposal etc., and preparation of estimate.

2. Preliminary Stage:
2.1 Preparation of basic schemes as per owner’s requirements.
2.2 Preparation of drawings of the schemes approved by the owners.
2.3 Preparation of the estimate of cost
2.4 Prepare the set of drawings of the scheme approved by the owner for submission of the local authorities such as Drainage, Water Department and Fire Brigade and local authorities for obtaining their approval.

3. Tender Stage:
3.1 Prepare tender drawings giving all the information necessary for the contractors to visualize their scope of work.
3.2 Prepare schedule of quantities, general specification based on the approved design and prepare tender documents for each services.
3.3 Prepare typical working drawings for all the important elements within the building to enable the bidders to estimate their rates accurately.
3.4 On the basis of the schedule of quantities and specifications prepare estimated cost of the work for each services.
3.5 Invite tenders, advise the owner for the selection of the contractors and prepare contract document.

4 Execution Stage:
4.1 Preparation and supply of the execution drawings for the project
4.2 Visit to site by Senior Engineer / Consultant for periodical inspection and when necessary during the period of execution of the work and convey decision and instruction to site from time to time.
4.3 Testing the commissioning of work and checking and certifying the bills of contractors.
4.4 Get all the defects rectified during the defects liability period. This shall be deemed to have completed when the virtual completion certificate is issued by the consultant for the respective work.

B Services Drawings

1. Requirements of Drawings
A. For Building:

a. Line diagrams showing distribution system for downtakes from ring main at terrace to lower doors
b. Detailed drawings showing looping on terrace
c. Layout drawing showing water mains, rain water, soil pipes, vent pipes, fire fighting lines etc.,
d. Layout drawing showing location of under ground water tank, pump room, overhead water tank
e. Line diagram showing water means from underground water tank pump room and overhead water tank
f. Plan terrace showing loops of water mains, location of pumps for the fire fighting system
g. Detailed plan for each type of toilets showing W.C., wash basin, shower etc.
h. Detailed sectional elevation showing tile joints and position of taps etc.
i. Detailed drawing showing position of sleeves, pockets etc., necessary for pipes
j. Detailed drawing showing arrangement of various pipes in duct
k. Layout drawing showing pipes for all systems in basement / stilt
l. Location drawings for the hydrants in basement / stilt
m. Location & details of manholes, chambers in the compound
n. Location drawing for hose reels at every floors
o. Drawing showing locations of break pressure tank / Pressure reducing

B For Infrastructure:
a. Line diagrams showing route of water mains, storm water drain, sewerage lines in layout
b. Drawing showing details of trenches, manholes storm drains
c. Drawings showing sewerage trenchment plant
d. Drawings showing locations of septic tanks
e. Drawing showing crossing / junctions of various services along the road
f. Drawing showing location of fire hydrants
g. Drawing showing location of pilot tanks (main tanks) if provided.

2. Check the Drawings for Followings:

A. For Buildings:

a. In the diagrams, diameters of pipes are given
b. Location for changing the diameters of pipes are given
c. Location / Distances of pressure reducing valves are given
d. Distances between various pipes in ducts are given
e. Distances / levels for sleeves, pockets are given
f. Distances of brackets are given, size of brackets are given
g. Distances of supports hanging from ceiling in basement are given, size & shape of supports are given
h. Sizes of water tanks are given, height of free bard are given, levels of inlet & outlet are given
i. Sizes of all sanitary fixtures are given
j. Height of all fittings from door level are given
k. All slopes are shown & mentioned on terrace
l. Location, distances of Rain water pipes are given
m. Distances and dimensions of Hose reel are given
n. All fittings in W/C, bath, kitchen are on junctions of joints of tiles
o. Sizes of sleeves, pockets are given
p. Distances to be kept between two pipes are given
q. Sizes of covers for underground water tanks, overhead water tanks are given
r. Sizes of chambers, manholes are given

B. For Infrastructure:
a. Sizes of all trenches along the road are given
b. Sizes of pipes are given
c. Slope & size of storm water drains are given
d. Distance between two man holes are given
e. Invert levels of manholes are given
f. Sizes & distances on fire hydrants are given
g. Sizes & settings out of septic tanks are given
h. Capacity of pumps are given
i. Measurements and other details are given for sewerage treatment plant are given
j. Distances & locations of entry of water mains, exit of soil, waste lines for individual building are given
GREAT INFORMATION WE ARE VERY THANKFUL TO YOU SIR