Repairs and Maintenance Of Water supply Head works Pumping main leak from month of september 2024 to Febraury 2025 in Kumbakonam city Municipal Corporation.

Amount

Earth work excavation for foundation in all type of soils as may be directed except in hard rock requiring blasting and also including refilling the sides of foundations with excavated soil in layers of 15cm thick well rammed and consolidated and depositing the surplus earth within the compound in places shown by the departmental officers with initial lead of 10m and lift of 2mts. for ordinary soil, cost including all costs etc., complete as per standard specification.

Supply and Delivery of CI,DI Pipes and Specials including cost and conveyance of all materials and all Labour charges etc complete complying with Standard specifications.

DI All Socket (Specials)

Removing the burst CI Pipes from the pipe line and removal of slushy soil and baling out water and replacing the pipe line with sound pipe including jointing and cost of refilling the pipe line with water for retesting the pipe line etc., complete (excluding cost of sound pipe and jointing materials and earth work) and as directed by the TWAD Board Officers

Removing the burst AC Pipes from the pipe line and removal of slushy soil and baling out water and replacing the pipe line with sound pipe including jointing and cost of refilling the pipe line with water for retesting the pipe line etc., complete (excluding cost of sound pipe and jointing materials and earth work) and as directed by the TWAD Board Officers

Supply and delivery of air valve of 200mm size with single chamber with its accessories including all labour charges etc., complete.

Supply and delivery of sluice valve of suitable size with its accessories including all labour charges etc., complete.

Repairing and maintenance of sluice valve and all its accessories including all labour charges etc., complete.

Construction of valve chamber including earthwork ,sandfilling and RCC sidewalls allround with cover slab etc., including all labour charges.

Maintenance of valve chamber pit and slab including all albour charges etc.,

Providing and laying, spreading and compacting graded stone aggregates to Wet Mix Macadam 250mm thick specification including premixing the materials with water at OMC in mechnanical mix plant carriage of mixed material by tipper to site laying in uniform layers with pavers in Sub Base/ Base course on well prepared surface and compacting with vibratory roller to acheive the desired density including cost of material, labour charges, rentals for machinery, fuel and all other incidental charges etc., complete as per clause 406 of MORTH

Supply and erection of steel centering, shuttering for soffits and sides including necessary supports and strutting for all RCC works using MS sheets of suitable size of BG 10 stiffened with MS angle of size 25 X 25 X 3mm for boarding laid over Silver Oak joists of size 10cm X 6.5cm spaced at 90cm c/c and supported by Casuarina Props 10cm - 13cm spaced at 75cm c/c etc., complete and as directed by , Officers.(Retrieved Materials should be taken back by the contractor.)

P.C.C 1:2:4 (one cement, two sand and four coarse aggregate) using S.R. cement and 20 mm H.B.G stone including mixing concrete, laying, curing and compacting of concrete etc., complete and as directed by the , Officers.

Shoring, and strutting with sheet piles of size width 400 mm x height of 3m x thickness of 9mm as per IS 2314-1986 by driving on both sides of the trench from Ground Level up to the required depth and connecting the above sheet piles by horizontal strutting with sheet piles at an interval of 1.0m, fixing the sheet piles by connecting the horizontal strutting with casurina poles of 8cm to 10cm dia. at 1.50m interval and including removing the sheet piles after the pipelines are laid, jointed, tested, and stacking it safely for other uses. It includes the cost of sheet piles and casurina poles including labour charges for erecting the sheet piles, driving the sheet piles, removing the sheet piles, fixing Casurina poles, etc., complete and all other incidental charges for the depths, - 0-4mts.

ab builders (BID ID -1105040)