disitilng of strom water , sewer drain and chambers at phase ii market-i , sec-19 , vashi , navi mumbai , desceptrion , disilting of storm water drain pipe/gutter and cleaning with passing steel rods , ropes , bamboos of required 0 . 30m dia . in wet sludge or dry sludge condition up to any depth taking necessary precaution including disposing disilting materials upto 5 km lead sherever permitted by nmmc etc . complete as directed by engineer-in-charge . , 0 . 30 m dia . /width , 0 . 60 m dia . /width , disilting of sewer line/gutter and cleaning with passing ropes , bamboos , kamthi required 0 . 30m dia . in wet sludge or dry sludge condition up to any depth taking necessary precaution including disposing disilting materials upto 5 km lead sherever permitted by nmmc etc . complete as directed by engineer-in-charge . , 0 . 15 m dia . /width , disilting and cleaning of water entrance chamber work in wet sludge or dry sludge condition up to any depth taking necessary precaution including disposing disilting materials upto 5 km lead sherever permitted by nmmc etc . complete as directed by engineer-in-charge . , disilting and cleaning of sewer line entrance chamber work in wet sludge or dry sludge condition up to any depth taking necessary precaution including disposing disilting materials upto 5 km lead sherever permitted by nmmc etc . complete as directed by engineer-in-charge . , disilting and cleaning of manhole in wet sludge or dry sludge condition up to any depth taking necessary precaution including disposing disilting materials upto 5 km lead sherever permitted by nmmc etc . complete as directed by engineer-in-charge . , dewatering on bhp basis using water pump 5 to 9 hp pump including diversion of stream ( including cost of mationery , labour , fuel ) etc . complete as directed by engineer-in-charge . , gst