Cleaning of sewer line i c manholes gully traps road gully chambers etc by mechanical system i e high pressure suction cum jetting sewer cleaning machine at IHBAS under A R and MO during 2025 26

Cleaning and desilting of gully trap chamber, including removal of rubbish mixed with earth etc. and disposal of same, all as per the direction of Engineer-in-charge.

Cleaning of chocked sewer line 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 150mm dia upto 300mm dia for all depth.

Disposal of building rubbish / malba / similar unserviceable, dismantled or waste materials by mechanical means, including loading, transporting, unloading to approved municipal dumping ground or as approved by Engineer-in-charge, beyond 50 m initial lead, for all leads including all lifts involved.

Providing and placing in position 100 mm thick factory made machine batched & machine mixed Precast RCC Rectangular Covers on drains of footpath of various sizes, of M-25 grade cement concrete for RCC work, including cost of centering, shuttering, reinforcement of 8 mm dia TMT bars of Fe 500 grade @ maximum 100mm c/c on both ways , neat cement punning on finished surface, properly encased on all edges with 1.6 mm thick , 100 mm wide MS sheet duly painted over priming coat , reinforcement to be welded at edges with MS sheet and providing 2 Nos. 12 mm dia bar for hooks etc i/c cost of cartage, all leads & lift, handling at site etc. all complete as per direction of Engineer-in-Charge.

Providing and fixing in position pre-cast R.C.C. manhole cover and frame of required shape and approved quality

L D- 2.5 Rectangular shape 600x450 mm internal dimensions

Providing and fixing in position pre-cast R.C.C. manhole cover and frame of required shape and approved quality

M D - 10 Circular shape 500 mm internal Diameter

H D - 20 Circular shape 560 mm internal diameter

Cleaning of Sewage tank of any capacity by taking out the sludge/silt liquid sludge and other undesirable materials etc. from septic tank with machine/mechanical condition including disposal of taken out materials up to all leads within in campus of IHBAS all complete as per direction of Engineer-in-charge.