tender for disilting of drains at i a site 3 meerut road ghaziabad - demolishing r.c.c. work manually/ by mechanical means including stacking of steel bars and disposal of unserviceable material within 60 metres lead as per direction of engineer - in- charge (as per sor no. 17.04) 2 earth work in excavation by mechanical means (hydraulic excavator)/manual means for disilting of drains over areas (exceeding 30 cm in depth, 1.5 m in width as well as 10 sqm on plan) including getting out and disposal of excavated earth lead upto 50 m and lift upto 1.5 m, as directed by engineer-in-charge. the contractor has detect different utilites like sewer line,water supply line, electric cable, telephone cable, gas pipe line etc. using utility detecting machine before start of excavation and shall start excavation only after getting permission of engineer-in-charge.. (as per si no. 251 uppwd sor ghaziabad) 3 extra rate for quantities of earthwork executed under in or under foul conditions (si no. 251a (ii) of sor uppwd saharanpur circle) 4 cartage of ballast, kankar, coal, grit or sand, slit including loading,unloading all lead and lift as per sor item no. 231 a 5 cleaning of chocked sewer line/ covered drain by diesel running vehicle mounting hydraulic operated high pressure suction cum jetting sewer cleaning machine fitted with pump having 4000 litres suction capacity and 6000 litres 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 sewer line from one manhole to another by high pressure jetting system of 2200 psi for sewer line from 150 mm dia upto 300 mm as per dsr si no. 14.77