Annual Maintanence for water supply distribution line and pumping main leak work at Kirathoor Sivan kovil, Chettiyavilai Kirathoor, Nambali Moolavilai, Somasimangalam, Kottaiketti, Pottraivaram, Viralivilai, Kuravancode, Kannankarichal and Nambali

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 or other liise soil, wet sand, or silt not under water, light black cotton soil, sandy loam ordinary soil and to full depth as may be doredcted except in hardrock requiring blasting inclusinve of shoring shuttering and baling out water and cleaning and levelling the site etc., complete 10 cum (Sl.No.1)

Supply and fixing of Pipes and specials

90mm PVC coupler (TWAD pg.no: 10)

90mm PVC pipe (6KSC) (TWAD pg.no: 5)

160mm PVC coupler(TWAD pg.no: 10)

160mm PVC pipe(6KSC) (TWAD pg.no: 5)

150mm CID joint set(TWAD pg.no: 23)

110mm PVC coupler(TWAD pg.no: 10)

110mm PVC pipe(6KSC) (TWAD pg.no: 5)

80mm GI Bend (TWAD pg.no: 32)

80mm GI Hex nipple (TWAD pg.no: 32)

80mm CID joint set(TWAD pg.no: 23)

80mm GI coupling(TWAD pg.no: 32)

32mm PVC pipe( PWD pg.no:147)

20mm PVC elbow(TWAD pg.no: 10)

Solvent cement (PWD pg.no: 87)

160mm PVC end cap (TWAD pg.no: 10)

80mm GI Flange(TWAD pg.no: 32)

25mm GI pipe(TWAD pg.no: 27)

25mm GI union(TWAD pg.no: 32)

25mm GI coupling(TWAD pg.no: 32)

25mm GI bend(TWAD pg.no: 32)

25mm GI Hex nipple(TWAD pg.no: 32)

20mm GI union(TWAD pg.no: 32)

20mm GM ferrule(TWAD pg.no: 32)

20mm PVC Bend(PWD pg.no: 147)

50mm GI pipe(TWAD pg.no: 27)

50mm GI Bend(TWAD pg.no: 32)

50mm GI Hex nipple(TWAD pg.no: 32)

50mm GI union(TWAD pg.no: 32)

80mm GI Hex nipple(TWAD pg.no: 32)

80mm GI Elbow(TWAD pg.no: 32)

20mm GI coupling(TWAD pg.no: 32)

160mm Saddle piece(TWAD pg.no: 9)

63mm PVC pipe (6KSC)(TWAD pg.no: 5)

63mm PVC coupler(TWAD pg.no: 10)

65mm Flange set(TWAD pg.no: 32)

100mm GI pipe(TWAD pg.no: 27)

100mm GI bend(TWAD pg.no: 32)

100mm GI Flange set(TWAD pg.no: 32)

100 GI coupling(TWAD pg.no: 32)

150mm GI Flange(TWAD pg.no: 32)

150mm GI nipple(TWAD pg.no: 32)

150mm GI coupling(TWAD pg.no: 32)

200mm PVC pipe(6KSC)(TWAD pg.no: 5)

200mm CID joint set(TWAD pg.no: 23)

200mm PVC coupler(TWAD pg.no: 10)

160mm PVC bend(TWAD pg.no: 10)

RI sheet(TWAD pg.no: 31)

20mm GI pipe(TWAD pg.no: 27)

20mm GI elbow(TWAD pg.no: 32)

20x15mm GI reducer(PWD pg.no: 85)

20mm Tap(PWD pg.no: 87)

100mm CID joint set(TWAD pg.no: 23)

160mm PVC elbow(TWAD pg.no: 10)

160x110mm reducer(TWAD pg.no: 9)

140mm PVC coupler(TWAD pg.no: 10)

140mm PVC pipe(6KSC)(TWAD pg.no: 5)

125mm CID joint set(TWAD pg.no: 23)

20mm GI nipple(TWAD pg.no: 32)

90mm PVC Elbow(TWAD pg.no: 10)

15mm PVC pipe (PWD pg.no: 147)

15mm PVC Elbow(PWD pg.no: 147)

140mm PVC cap(TWAD pg.no: 10)

20mm PVC pipe(PWD pg.no:147)

90mm PVC Tee(TWAD pg.no: 10)

90mm PVC bend(TWAD pg.no: 10)

90mm PVC end cap(TWAD pg.no: 10)

90mm MTA(TWAD pg.no: 10)

80mm Sluice valve(TWAD pg.no: 57)

100mm Sluice valve(TWAD pg.no: 57)

150mm Sluice valve(TWAD pg.no: 57)

40mm PVC pipe(PWD pg.no:147)

40mm PVC coupler(PWD pg.no: 147)

50mm PVC pipe(6KSC)(TWAD pg.no: 5)

50mm PVC bend(TWAD pg.no: 10)

110mm x 90mm PVC reducer(TWAD pg.no: 9)

20mm GI Tap(PWD pg.no: 87)

20mm PVC coupler(PWD pg.no: 147)

50mm GI Flange(TWAD pg.no: 32)

80mm GI pipe (TWAD pg.no: 27)

80mm GI union(TWAD pg.no: 32)

20x15 PVC reducer(PWD pg.no:148)

110mm PVC elbow(TWAD pg.no: 10)

110mm PVC tee(TWAD pg.no: 10)

110mm PVC FTA

Lowering GI rigid pipes and specials to trench and laying to proper grade and alignment, jointing with GI couplers with cement paste

80mm to 100mm GI pipes(TWAD pg.no: 161)

50mm to 65mm GI pipes(TWAD pg.no: 161)

15mm to 40mm GI pipes(TWAD pg.no: 161)

Lowering PVC rigid pipes and specials to trech and laying to proper grade and alignment , jointing with PVC couplers with cement paste

Upto 40mm PVC pipe(TWAD pg.no: 268)

50mm to 75mm PVC pipes(TWAD pg.no: 268)

90mm to 110mm PVC pipes(TWAD pg.no: 268)

125mm to 160mm PVC pipes(TWAD pg.no: 268)

180mm To 250mm PVC pipes(TWAD pg.no: 268)

Refilling the excavated earth including all material cost and all labour charges and material charges etc complete

BT Road cutting including all cost and conveyance etc complete complying with standard specification

Cement concrete cutting including all cost and conveyance etc complete complying with standard specification

Plain Cement Concrete 1:4:8 (One cement, four sand and eight aggregates) using 40mm ISS HBG metal including cost and conveyance of all materials and labour charges for mixing charges for mixing, laying, compacting and curing etc. complete as per standard specification (Sl.No.6)

Plain Cement Concrete 1:2:4 (One cement, two sand and four aggregates) using 20mm ISS HBG metal including cost and conveyance of all materials and labour charges for mixing charges for mixing, laying, compacting and curing etc. complete as per standard specification (Sl.No.6)

Removing the burst PVC pipes from the pipeling and removal of slushy soil and bailing out water and replacing the pipeling with sound pipe including jointing and cost of refilling the pipeling with water for retesting the pipeling etc. complete (excluding cost of sound pipe and jointing materials and earth work) and as directed by the TWAD Board officers

140mm to 160mm PVC pipes(TWAD pg.no: 180)

110mm PVC pipes(TWAD pg.no: 180)

90mm PVC pipes(TWAD pg.no: 180)

Upto 63mm PVC pipes(TWAD pg.no: 180)