Work Procedure for China Chips Waterproofing
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1. Objective:
This work procedure narrates the guidelines to be adopted for China Chips Waterproofing works under Civil4M Office Project
2. Reference Document:
(I) Work method given by specialized agency allocated the work and agreed.
3. Responsibility:
The Project Manager shall be responsible for the overall implementation of this procedure.
4. Safety Precautions:
Only trained persons should handle the activities.
Ensure that material handling shall be done in proper manner.
Use of PPE’s like goggles, hand gloves, helmet and gumboots.
5. Material, Equipment’s and Tools Used:
Cement, river sand, water, 10 mm aggregates, IWC, Wire brush, Chisel and hammer, masons trowel, float, wooden mallet, water level, sawdust.
6. Procedure:
7. Inspection Records:
Checklist
This SOP (Standard Operating Procedure) / Work Procedure is attached herewith.
attachment snapshot
1. Objective:
This work procedure narrates the guidelines to be adopted for China Chips Waterproofing works under Civil4M Office Project
2. Reference Document:
(I) Work method given by specialized agency allocated the work and agreed.
3. Responsibility:
The Project Manager shall be responsible for the overall implementation of this procedure.
4. Safety Precautions:
Only trained persons should handle the activities.
Ensure that material handling shall be done in proper manner.
Use of PPE’s like goggles, hand gloves, helmet and gumboots.
5. Material, Equipment’s and Tools Used:
Cement, river sand, water, 10 mm aggregates, IWC, Wire brush, Chisel and hammer, masons trowel, float, wooden mallet, water level, sawdust.
6. Procedure:
- Surface where water proofing is to done shall be thoroughly cleaned with wire brush and made free from dust, grease and loose material.
- Defects in concrete surface if any shall be rectified and tie holes shall be plugged.
- Groove cutting up to 15 mm depth shall be done in joints of horizontal and vertical RCC members using chisel and hammer.
- Ponding the area for 24 hrs. to check for leakages. If leakages observed, then do pressure grouting with cement slurry.
- Applying IWC over groove area and filling the joint with cement mortar (1:3) to cover the whole groove portion.
- Ponding test should be done for 24 hrs. to check for leakages.
- Application of base coat on floor and wall portion covering up to height of parapet wall above slab level with cement mortar bedding.
- Ponding test for 3 days (If ponding test fails remove and re-do the entire base coat).
- Bedding with cement mortar (1:4) and required slope towards drain pipes.
- Fix the glazed tile pieces over cement bed and gently tamping by using wooden mallet to remove air pockets.
- Fill the gaps between tile pieces using thick cement water paste.
- Excess cement paste over floor surface shall be cleaned using dry saw dust by scrubbing the top to get clean finish.
- Curing for next 7 days by ponding.
7. Inspection Records:
Checklist
This SOP (Standard Operating Procedure) / Work Procedure is attached herewith.
