Details: cleaning of chocked storm line by diesel running vehicle mounting hydraulic operated high pressure suction jetting sewer/storm cleaning machine fitted with pump having 4000 liters suction capacity and 6000 liters water jetting tank capacity including skilled operator, supervising engineer etc. for cleaning and partial desilting of manholes and dechocking of sewer lines. dechocking and flushing of storm line from one manhole to another by high pressure jetting system of 2200 psi for storm line from 150mm dia up to 1000mm (for analysis of rate purpose only reference of new hsr item no. 30.91) analysis of rates for cleaning of double road gully chamber. analysis of rates for cleaning of manhole.
Sector: General Admin