Repair and Rectification of leak in 250mm dia CI Pipe UGSS line at Cholan Nagar Karikalan Street and Pillaiyar Kovil Street in ward 26

Labour for cutting concrete roads for laying water mains or sewer. ( SOR Vol-2 P.No.222,WD-W0739)

Hire charges for deploying earth moving Poclain for earthwork including diesel, oil and labour charges etc.,

Earth work excavation and depositing on bank with initial lead of 10m and lift of 2.00m in narrow trenches for laying of pipes for water supply and sewerage works in the following types of soil strata as directed by departmental officers (WD-W0654)

C.I 250MM dia pipe Class -LA CI Spun Pipe IS 1536/2001 WD-M0435

Supplying and filling in foundation and basement with stone dust in layers of not more than 15cm thick well rammed watered and compacted etc., complete complying with standard specification.

Lowering CI pipes into the trenches and laying to proper grade and alignment and Jointing of DWC pipes with elastomeric rubber O rings including cost of lubricants (including cost of jointing materials), etc. complete as directed by the Engineer in Charge - For depth upto 2m (SOR-VOl.2,Pg.No.198,WD-W0233)

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 to 3m (SOR - VOl 2,Pg.No.240,WD-W0931)

Barricading work (Where, there is less traffic areas and broader roads etc.) for laying of pipe line using casurina poles at 1.50m center to center (8cm to 10cm dia and 1.80m height) vertical with horizontal poles in three rows including painting the vertical poles in the road facing sides with ready mix paint, tying the vertical and horizontal poles with coir rope including fixing charges and fixing 5mm dia reflectors including earth work excavation for fixing vertical posts and finallyremoving and stacking the materials safely for further use etc., complete and as directed by TWAD Board officers..(SOR-Vol 2,Pg.No.239,WD-W0941)

Dewatering using diesel engine pumpset including Hire charges, cost of Diesel, Engine oil, pump operator, labour charges, conveyance of pumpset and fuel to site and back, loading, unloading and any other incidental charges etc., complete. machine hole to another machine hole) ( SOR 22-23 pg 176 & 43 )

20HP