REPAIRS/CLEANING TO SEWAGE LINE, SEPTIC TANKS, MANHOLES, SOAK WELL ETC AND SOME MISC CIVIL WORKS INSIDE DRDL CAMPUS UNDER AGE B/R-I AT KANCHANBAGH HYDERABAD

Cleaning & clearing of solid/liquid mud/any type of solid content including mud, brick bats, empty containers of any type, rags, polythene or any similar items deposited in underground sewage lines (STP and Main lines from pumping station of any dia i.e 100/150/200mm) entire area inside DRDL Technical area under GE (I) R&D Kanchanbagh and any depth upto 8 metres including manholes/inspection chambers of any size and any depth, using SUPER SUCTION MACHINE TRUCK MOUNTED HAVING SUCTION CAPACITY 1000 TO 4000 CUM/HRS, JETTING PUMP WITH WORKING PRESSURE AT LEAST 120 BAR having facilities of high pressure water thermoplastic fiber braided water jetting hose and through conical/round shape nozzler pipe. Bottom surface of manholes/inspection chambers & sewage lines should be visible after cleaning process. Sludge/sludge water/any type of waste recovered from sewage lines/manholes/inspection chambers shall be disposed off at authorized dumping site declared by local administration outside Ministry of defence land complete all as specified and as directed by the Engineer-in-Charge.

Cleaning of Septic tanks by dewatering all the water, taking out the sludge/night soil, in order to remove all stacked mud/sludge etc., cleaning the chocked inlets, outlets of septic tanks, removing all the sludge outside MD land, complete all as directed.

Removing of soaked material from the existing soakage pits of any size and from any depth in foul condition and supplying & filling, spreading broken brick bats of gauge 80mm to 150mm in 25cm thick layers complete all as directed.

Cleaning of Gully traps of any size and any depth by removing the material (sludge materials) and placing back the cover in position complete all as directed.

Clearing the urinal blockage of any length and dia by Roding and removing the materials (sludge) to distance not exceeding 50m all as directed.

Clearing WC blockages up to 1st manholes any length and dia by Roding and removing the materials (sludge) to a distance not exceeding 50m complete all as directed.

Excavation over areas, n exc 1.5m deep and getting out Hard/dense soil, complete all as specified and directed by the Engineer -in- charge.

Excavation in trenches in Hard/dense soil, not exceeding 1.5 metre wide and not exceeding 1.5 metre in depth for foundation etc. or for shafts, wells cesspits, manholes, pier hole etc. and getting out, complete all as specified and directed by the Engineer -In –charge

Returning filling in, including spreading, leveling, watering and well ramming in layers not exceeding 25 cm depth in soils, complete all as specified and directed by the Engineer -In –charge

Removal of excavated spoil to a distance not exc 50m complete all as specified and directed by the Engineer -In –charge