Construction of lift irrigation scheme at Kumbalakkode in Alathur grama panchayat in palakkad district

2.10.1.2:Excavating trenches of required width for pipes, cables, etc including excavation for sockets, and dressing of sides, ramming of bottoms, depth up to 1.5 m, including getting out the excavated soil. and then returning the soil as required, in layers not exceeding 20 cm in depth, including consolidating each deposited layer by ramming, watering, etc. and disposing of surplus excavated soil as directed, within a lead of 50 m: All kinds of soilPipes, cables etc. exceeding 80 mm dia but not exceeding 300 mm dia

18.72.17:Providing and laying S & S Centrifugally Cast (Spun) / Ductile Iron Pipes conforming to IS : 8329:200m dia Ductile Iron Class K - 9 pipes

18.31.4.1:Providing and fixing C.I. sluice valves (with cap) complete with bolts, nuts, rubber insertion etc. (the tail pieces if required will be paid separately): 200 mm diameterClass I

OD23480/2025-2026:Supply and fitting of Swing Check Valve (CI Non Return Valve), CConforming to IS 5312 Part I - 1984, PN 1.0, Size 200mm., with all cost of materials, labour charges, cost of fittings, conveyance Including all cost of trenching, backfilling and laying as per lines and levels if any, etc as per the directions of departmental officers at site. (Ref. to Specification Code: 100.98.430 of KWA Data)

OD23482/2025-2026:Supply and fixing Butter fly valve(CI Double Flanged Sluice Valve) Conforming toIS 14846 - 2000, Sluice Valve with Cap PN 1.6, Size 200mm., with all cost of materials, labour charges, cost of fittings, conveyance Including all cost of trenching,backfilling and laying as per lines and levels if any, etc as per the directions of departmental officers at site. (Ref. to Specification code : 100.98.461 of KWA data)

OD23481/2025-2026:Supply and fixing of CI Air Valve, Conforming to IS 14848 - 2000, Kinetic Air Valve Type DK, Size 50mm. with all cost of materials, labour charges, cost of fittings, conveyance Including all cost of trenching,backfilling and laying as per lines and levels if any, etc as per the directions of departmental officers at site. (Ref. to Specification Code: 100.98.435 of KWA data)

OD23479/2025-2026:od59934/2019_2020/IA :Supplying and installation of Water scale (ISA65X65X6) by connecting three bars ofGI Pipe of 50mm ,in builted into 60X60X40 CC of 1:3:6 in water body for measuring of water level and fixingdisplay board of size 100X70 cm supported on 50mm GI Pipe which is in built at 45X45X60 concrete block of1:3:6 near pond to calculate volume of water, as per departmental officer's at site.Earth work- 60X60X40cm0.6*0.6*0.4=0.144 say 0.150.45*0.45*0.6=0.1215,say 0.15total =0.3 cumconcrete 1:3:6=0.15+0.15=0.3GI Pipe for supporting member L=0.3+0.9+1.05+1.05=3.3add 5% wastage=0.163total L=3.465 say 3.5 and0.2+1.00+0.7=1.9,add 5% wastage 0.095,total=1.995,say 2mnet total=3.5+2=5.5for 25mm GI pipe,Q=1+1+0.7+0.7=3.4,add 5% wastage=0.17,total=3.57,say 4mGalvanised steel plain sheet (18 guage)size of sheet 1.00X0.7volume of 18 guage GI sheet 10.5 kg/sqm)volume=1.00*0.7*10.5 kg/sqm)=7.35,add 5% wastage=0.37,total=7.72,say 7.8 kgMS angle 65X65X6mmQ=2m,add 5% wastage =0.1m,total=2.1mwt of 6mm MS angle =5.95kg/m,total=5.95*2.1=12.495,say12.5kgPainting:-GI pipe 50mm (3.3*22/7*0.0483=0.5 sqm),area of angle iron=4*0.65*2=5.2,total=0.5+5.2=5.7 say 6 sqmGI pipe 50mm, (1.9*22/7*0.0483=0.29 sqm)GI pipoe 25mm (3.4*22/7*0.0483=0.52 sqm)GI sheet 18 guage(2*1*0.7*1=1.4 sqm

18.26.1:Providing and laying flanged C.I. Standard specials such as tees, bends, collars, tapers, caps etc., suitable for flanged jointing as per IS : 1538 :Upto 300 mm dia

18.35.1:Constructing masonry chamber 120x120x100 cm inside, in brick work in cement mortar 1:4 (1 cement : 4 coarse sand) for sluice valve, with C.I surface box 100 mm top diameter, 160 mm bottom diameter and 180 mm deep (inside) with chained lid and RCC top slab 1:2:4 mix ( 1 cement : 2 coarse sand : 4 grades stone aggregate 20 mm nominal size), i/c necessary excavation, foundation concrete 1:5:10 ( 1 cement : 5 fine sand : 10 graded stone aggregate 40 mm nominal size) and inside plastering with cement mortar 1:3 ( 1 cement : 3 coarse sand) 12 mm thick, finished with a floating coat of neat cement complete as per standard design:With common burnt clay F.P.S. (non modular) bricks of class designation 7.5