How to Check and Maintain Slopes of Pipes and Drains at Construction Sites?

[Sumit Civil]

How to Check and Maintain Slopes of Pipes and Drains at Construction Sites?

 

[bstavade]

with the help of dumpy level or total station, fix the arrows at every 10m for smaller length or at every 1km for longer length and mark the slope height on the arrows so that pipes can be laid with accurate slope