M/o various schemes under NA-II (East Zone).

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 end by high pressure jetting system of 2200 PSI for Sewer line from 150mm dia upto 300mm. Note:- 1) The agency has to provide complete videography before, during and after dechocking sewer line in pen drive before payment for which nothing extra shall be paid. 2) In case of delay of more than 3 days in attending any complaint after receiving complaint, penalty of Rs. 9000/ day delay will be imposed on agency and same will be recovered from the bill.

Providing and fixing in position pre-cast R.C.C. manhole cover and frame of required shape and approved quality, EHD - 35. Circular shape 560 mm internal dia

Amount after GST reduction factor @0.973 on Item (ii)

Add 3% Cost Index on DSR-2023 items

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