Tender For Construction Of 60000Litre Capacity Oht At Periyakumatti Habitation Periyakumatti Panchayat. Parangipettaiblockcuddalore District; 1 Earthworkexcavation and depositing on bank with an initial lead of 10m and lift of 2m in the following classification of soils as directed by TWAD Board officers. Hard stiff clay, block cotton, hard red earth shales, murram, ordinary gravel, stoney earth and earth mixedwith smallsize boulders for foundation SS 20BFor foundation 2 Second depth of 1m 3 Sand filling for foundation with clear river sand including cost of sand watering, ramming and consolidationetc complete as directed by TWAD Board officers. 4 Cementconcrete1:4:8 (one cement four sand and eight aggregates) using 40mm HBGS for levelling course for foundation including the cost of mixing concrete, ramming, curing etc., complete as directed by TWAD Board officers. 5 RCC in M30 GRADE using graded aggregtes of HBGs excluding cost of reinforcement, centering, shuttering strutting, but including cost of mixing concrete, placing, vibrating withmechanical vibrator, finishing, curing etc., complete as directed by TWAD Board officers. For items 1.5m to 4.5m below GL 6 For items 1.5m to 4.5m below GL 7 For items 0m to 4.5m above GL 8 1.00m to 4.50m above GL 9 For items 4.51m to 7.32m above GL 10 For items 7.32m to 10.98 m above 11 For items 10.98m to 14.64m above GL 12 For items above 14.64m & up to 18.30m from GL 13 Supplying and erecting steel centering for sides and soffits I including necessary supports and shuttering to the required height for RCC items using MS sheets of suitable size of BG.10 stiffeneq with welded MS angles of size 25mm x 25mm x3mm of boarding, laid over silver oak joints of size 10cm x 6.5cm spaceqat 90cm centre to centre and supported by casuarina props of 10cm to 13cm dia spaced at 75cm centre to centre complying with standard specifications etc., complete and as directed by TWAD Board officers. Below G.L. & Upto 3.30 m ht 14 ABOVE G.L. to 3.30m 15 From 3.31m to 4.30m 16 5.30m . to 6.30m 17 From 6.31m to 7.30m 18 8.30m . to 9.30m 19 From 9.31m to 10.30m 20 From 11.31m to 12.30m 21 Square Column Below GL and upto 3.30m above GL 22 3.31m to 4.30m ht 23 4.31m to 5.30m ht 24 5.31m to 6.30m ht 25 6.31m to 7.30m ht 26 7.31m to 8.30m ht 27 8.31m to 9.30m ht 28 9.31m to 10.30m ht 29 10.31m to 11.30m ht 30 11.31m to 12.30m ht 31 Curved Surface - upto 3.30m ht. 32 Curved Surface - 3.30m to 4.30m ht. 33 Painting twocoats with approved cement paint over one coat of priming coat over cement plastered exposed surface of the Reservoir including cleaning, preparing the surface and curing etc., complete and as directed by TWAD Board officers 34 Supplying, fabricating and placing in position of HSD steel rods for Reinforcement including the cost of steel and binding wire etc., complete and as directed by TWAD Board officers. 35 Providing outside M.S Ladder of 45cm wide made out of 50x50x6mm MS angle for sides and stepsfixed at 30 cm centre to centre etc.and providing of Landing slabs with hand rails using32mm GI pipe and 40mmx6mm MS flat etc. as per approved design 36 Providing Hand rails over the Roof slab by using 32 mm GI Pipe with 40mm x 6mm MS Flat and fixied with 12mm dia Fastner Bolt 75mm long and as directed by TWAD Bd officers 37 Providing and fixing of RCC inner access ladder in RCC 1:1.5:3 (One cement, one and half sand and three aggregates) using 20mm HBG stone for OHT including cost of reinforcement, placing grill in position, centering shuttering charges, mixing concrete curing etc., 38 ProvidingGI Ventilation arrangement 2 nos mosquito proof nylon net with 65 mm GI pipe and spls as directed by theTWAD Board officers 1 m 65 mm Gi pipe, 4 nos 65 mm Gi elbow , 4nos cutting and 8 nos threading and 2 nos65 mm GI tee 39 Providing cut stone slab in CM 1:3 of size 0.3 m x 0.3 m x 0.15 m and as directed by TWAD Board officers 40 Providing manhole cover of size 0.60 x 0.60M in RCC 1:1.5:3 with suitable reinforcement and 50x50x6mm MS angle fixed along edges and as directed by TWAD Board officers 41 Provision for pipe connection arrangements for inlet, outlet scour and overflow etc. including cost of pipes, specials, valve, labour charge for lifting, aligning, cutting, threading, fixing and painting of GI pipes with two coats of approved quality enamel paint 65mm dia GI pipes 42 75mm dia PVC Threaded coupler 43 65mm dia GI Tee 44 65mm dia GI Elbow 45 65mm dia GM Gate valve 46 65mm dia GI Flangeset 47 65mm dia GI Coupling 48 Refilling the foundation with excavated earth including consolidation as directed by the TWAD Board officers 49 Earth work excavation and depositing on bank with in initial lead of 10 m and initial lift of 2m in hard stiff clay, stiff black cotton soil, hard red earth, earth mixed with small sized boulders and hard gravelly soil as per SS 20B 50 Supply of 63mm PVC Pipes including cost and conveyance of all materials to site and all labour charges etc., completed. 51 Labour charges for laying and joining 40mm HDPE Pipes including all labour charges for laying pipes in proper alingment and gradient including cost of solvent cement etc., complete. 52 Refilling with excavated earth after laying of pipes including all labour charges Solvent cement etc., complete. 53 Provsion for Name Board. 54 GST Amount for providing Service to Government Contract Works for the above Construction Works. { GST Amount is the Total GST Amount for total overall quoted amount above this row in column BB for all works in this package}
