REPAIR TO STORM WATER DRAINAGE SYSTEM, INCLUDING OTHER MISC B/R ITEMS AND DAY TO DAY CLEANING AND REPAIRS TO SEWAGE SYSTEM INCLUDING ALLIED ITEMS AT NCHC POWAI AND NCHC ULHASNAGAR UNDER GE (NW) BHANDUP

Carrying out maintenance of entire sewage system of NCHC Powai and NCHC Ulhasnagar by cleaning of sewage line of dia. not exc. 150mm, 200mm and 300mm including blocked manholes by rodding from manholes and well flushing after cleaning and removal of blocked/decomposed sludge/dirt and other materials out side MD land in closed container including removing and re-fixing manhole covers without damaging, cleaning/removal of blockages in trap of kitchen, bath and WC, etc. complete as and when required basis, all as specified and as directed by Engineer-in-Charge. Note :- (a) Sludge/de-composed materials obtained from cleaning shall be removed outside MD land by mechnical sewage cleaning tankers. (b) Rate inclusive of clearing away all grass vegetation, saplings shurbs and trees not exceeding 30 cm girth upto 3 mtrs alround the septic tank/main holes and removing rubbish upto a distance of 50 mtrs outside the periphery of the area. (c) Two safaiwala and one mazdoor shall be detailed daily for NCHC Powai, NCHC Ulhasnager for the purpose of rendering the entire sewage system functional through out the contract period. In case of failure compensation will be recovered as specified in respective PS Clause. (d) In case of blockage of sewage system the complaint shall be rectified within three hours from the time of intimation. (e) The rates quoted shall be deemed for attending day to day complaint basis and make functional the entire sewage system for the period of one month at NCHC Powai & NCHC Ulhasnager.

M&L for Cleaning and desilting of area strom water closed drainage/culvert of inner girth up to & including 450mm of any depth including removal of cover slab and refixing of cover in position and making good all as directed at site including removal of silt/waste materials outside MD Land Complete all as specified and directed by Engineer-in-charge.

M&L for Cleaning and desilting of area storm water closed drainage/culvert of inner girth above 450mm of any depth including removal of cover slab and refixing of cover in position and making good all as directed at site including removal of silt/waste materials outside MD Land Complete all as specified and directed by Engineer-in-charge.

Excavation in trenches n exc 1.5m wide and n.exc 1.5m depth for man holes and sewarlines etc n exc 10 sqm on plan and nexc 1.5m in depth and getting out for soft/ loose soil Complete all as specified and directed by Engineer-in-charge.

Excavation in trenches n exc 1.5m wide, exc 1.5m and n.exc 3.0m depth for man holes and sewar lines etc n exc 10 sqm on plan and nexc 1.5m in depth and getting out for soft/ loose soil Complete all as specified and directed by Engineer-in-charge.

M& L for PCC (1:5:10) type E2 with 40 mm graded aggregate as in foundations, filling and mass concrete Complete all as specified and directed by Engineer-in-charge.

Demolition and breaking up 150mm drain pipes (Salt glazed ware, AC or reinforced concrete) set in cement mortar including bed concrete and removal of debris including sludge if any and side MD land Complete all as specified and directed by Engineer-in-charge.

All as per description of item No 07 above but 200mm drain pipes. Complete all as specified and directed by Engineer-in-charge.

M&L 150mm dia Reinforced concrete pipes, class NP2, laid and jointed complete with collars. Complete all as specified and directed by Engineer-in-charge.

M&L 200mm dia Reinforced concrete pipes, class NP2, laid and jointed complete with collars. Complete all as specified and directed by Engineer-in-charge.