Replace the drinking water Main pumping pipeline at Malaisuthi Road and 400mm dia PSC Pipe delivery line , Krishna Hospital Near 250mm dia PSC Pipe and attending drinking water line leakages in 5 Road Mariyamman Kovil Pirivu, Namakkal Road Pirivu, Ar

Earth work excavation and depositing on bank with initial lead of 10 m and lift of 2 M in narrow trenches having bed width 1.25m & below for laying of pipes for water supply and sewerage works in the following type of soils as directed by Departmental officers.

Plain Cement Concrete 1:4:8 (one cement four fine aggregates and eight coarse aggregates) using 40mm size ISS HBG metal including cost and conveyance of all materials to site and including for the mixing, laying and labour charges and all incidential charges such as water providing etc., complete as per standard specification.

Removal of old damaged PSC Pipes and specials upto 700 mm dia carefully stacking materials as per department staff , with labour charges and all other incidential charges etc complete.,

Removal of old damaged PSC Pipes and specials upto 700 mm dia carefully stacking materials as per department staff , with labour charges and all other incidential charges etc complete.,

Supplying, erecting mild steel with shuttering using MS sheets stiffened with MS angles, laid over country wood joists and side supported with casurina props for plain cement concrete wall works as directed by the departmental officer etc., complete.

Providing and laying in position Standardised Concrete Mix M-20 Grade in accordance with IS 456 - 2000 using 20mm and down graded hard broken granite stone jelly for all RCC items of works with minimum cement contenet of 325Kg/ cum and maximum water cement ratio of 0.55 including admixture (Plasticiser / super plasticiser) in recommended proportions as per IS 9103 to accelerate, related setting of concrete, improve workability without imparing strength and durability with about (5.0cum), 7730Kg of 20mm machine crushed stone jelly and with about (3.3 cum), 5156kg of 10 - 12mm machine crushed stone jelly and with about (4.79cum) 7670 kg of sand, but excluding cost of reinforcement grill and fabricating charges centering and shuttering but including laying, vibrating with mechanical vibrators, finishing, curing, etc and providing fixtures like fan clamps in the RCC floor / roof slabs wherever necessary without claiming extra cost etc., complete complying with standard specification and as directed by the departmental officers - The Coarse and Fine aggregates to be used should comply with the requiremnents of IS staandards. (No separate payment will be made by the Department for the excess usage of materials)

Suppling and fabricating and placing in position MS (or) R.T.S. bar for reinforcement to all RCC works as per the design given including cost of steel and binding wire also in all floors.

Labour Charges For Cutting open BT Road(Or) Maccadam road for laying water mains including all charges etc and complete as per standar specification, etc., complete and as Directed by Departmental Officers.

Dewatering using 5HP 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.-5HP Motor-

Supply and Delivery of MS specials with inside lining/epoxy coating as per IS 13260-1993 and outside coating with cement mortar 20mm thick as per IS 1916-1989 and IS 7322-1985 etc complete.,

Welding of MS Pipes upto 700mm dia damaged area using Arc welding rod and Proper welding equipment must be set up for welding ductile iron fittings.,After the welding process and ductile iron pipe installation, proper post-weld heat must be applied.including all labour charges etc complete.,

Towards the Labour charges for Existing pipe line damage rectification works PSC /AC to MS Collar Joint Upto 700 mm dia with Spunyarn, Hard Crete Oil, Quick setting Cement and etc Material including materials and labour charges etc.,L.M.R

Towards the Labour charges for Existing pipe line damage rectification works Existing DI Pipe Uto 700mm dia Pipe with Collar Joint with Spunyarn, Hard Crete Oil, Quick setting Cement and grease etc Material including materials and labour charges etc.,

Hire charges for lighting arrangements (500W focus light -4 Nos, 40 V Fluorescent Tupe-2 Nos and hand lamp-1 no) during night works due to emergency rate including lighting accessories power supply arrangements electrician etc.

Supply delivery and fixing of 16mm dia X 65 to 90 mm length fully threaded bolts and nuts 2 Nos etc complete.

Supply delivery and fixing of 3 Ply R.I. Sheet rubber insertion etc complete.

Barricading work (Where the lines are in narrow width of municipality area, busy streets like Market, Bus- stand and in the Highways 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 two rows, painting the vertical poles in the road facing sides with ready mix paint, tying the vertical and horizontal poles with coir rope including supplying, delivery and fixing of GI sheet (0.90m x 0.8mm thick) in the horizontal poles and fixing 75mm dia. reflectors including earth work excavation for fixing vertical posts and finally removing and stacking the materials safely for further use etc., complete and as directed by TWAD Board officers.

Lowering of 400 M.S pipes and specials into the trenches and laying to proper grade and alignment and as directed by the TWAD Officers.

Refilling Trenches with Excavated Earth including watering, Ramming and consolidated as directed by the departmental officers etc., complete. As per standard specifications.

add GST 18%

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