Supply and Delivery of HDPE pipes,valves and specials at for the proposed V.O.C nagar 5.00lakh ltr OHT in Thuvakudi municipality.

Amount

Supply , delivery and fixing HDPE pipes specials as per IS 8360/1977/Part I at site etc(vol 2-2024-25-pg.no.15M0235)

Supply,delivery and fixing of 200mm to 300mm D.I Specials bend, reducer, and tail peace etc complete as per TWAD spcification (vol 2-2024-25-pg.no.40M0779)

Labour charges for cutting of B.T road or WBM roads for laying of mains and as directed by Engineer in charge. (TWAD SOR 2024-2025, Pg 195)

Labour charges for cutting of CC road for laying of mains and as directed by Engineer in charge. (TWAD SOR 2023-2024, Pg 195)

Earth work excavation for foundation in Hard stiff clay, stiff black cotton, hard red earth, shales murram, gravel,stoney earth and earth mixed with small size boulders SS.20B and Sand, silt or other loose soil, wet sand,or silt not under water, light black cotton soil, sandy loam ordinary soil and to full depth as may be directed except in hardrock requiring blasting inclusive of shoring shuttering and baling out water and cleaning and levelling the site etc.,complete 10 cum twad sor pg.no.191

Refilling the trenches with excavated earth (other than sand) in layers and watering, ramming and consolidation as per standard specification etc complete and as directed by Engineer in charge (TWAD SOR 2024-2025, Pg 195)

Lowering HDPE pipes and specials to trench and laying to proper grade and alignment and as directed by the TWAD officiers

Jointing HDPE Pipes and Specials by butt fusion welding / electro fusion welding joints using fusion equipment as per ISO 21307-2011 and as per IS 7634 (part-2) : 2012 including cost of hire charges for butt fusion equipment power supply arrangements etc., complete as per directed by Department Officers. (TWAD SOR 2024-2025, Pg 184-W0626)

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

Plain Cement Concrete 1:2:4 (one cement, three fine aggregates and six coarse aggregates) using 20mm size ISS HBG metal including cost and conveyance of all materials to site and including for the mixing, laying and labour charges etc., complete as per standard specification

Supply and delivery of 300mm and 250mm D.I Sluice valve including cost and conveyance of all materials to site and including for the mixing, laying and labour charges etc., complete as per standard specification

300mm D.i sluice vol-II- pg.no.66

250mm D.I Sluice valve

200mm D.I Sluice Valve

100mm D.I Sluice Valve

Jointing the C.I/ D.I Double flanged pipes and specials with rubber insertion to with IS-638(1979) and M.S. bolts and nuts of IS 1364-1 (2002), including cost of jointing materials such as bolt and nuts Rubber insertion and labour charges etc., complete. (TWAD SOR 2024-2025, Pg 166)

300mm D.Isluice VOL-II-Pg.No 166

250mm D.I Sluice valve

200mm D.I Sluice Valve

100mm D.I Sluice Valve

Supply and Fixing of Rubber Insertion Sheet of 6mm thick including for the mixing, laying and labour charges etc., complete as per standard specification (VOL II-2024-25,Pg.No.31)

Supply and Fixing of MS bolts and nuts20mm dia and above x 90mm to 120mm length fully threaded bolts and with nuts 2 Nos. including for the mixing, laying and labour charges etc., complete as per standard specification(VOL II-2024-25,Pg.No.31)

Dewatering using 3HP to 70HP 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 otherincidental charges etc., complete(VOL II-2024-25,Pg.No.207)

T SHANMUGA SUNDARAM (BID ID -1190880)