Ttkulam 15th FC Tied-water supply work 2022-23 IInd Installment

Amount

Drilling of borewells of size 6" to 8" dia. in sedimentary formation using hand boreset including insertion of casing pipe etc., and supplying and packing of pebbles (Conveyance of hand bore set including loading and unloading to be done by the contractor)

Conduting Geo Physical Survey for locating bore well point

Supply and delivery of following pipes and specials

180mm PVC pipe '6 ksc'

140mm PVC pipe '6 ksc'

50mm UPVC pipe

Nylon rope

4 sq.mm cable

60mm Special adopter

50mm Bore clamp

50mm G.I elbow

50mm G.I Hex nipple

50mm G.M gate valve

50mm N.R valve

50mm G.I flange set

75mm PVC pipe

4 Way TPDB 63A/Way with fuse & Neutral link (Main switch)

63 Amps Porcelain fuse unit (500 V)

Bore cover

Service wire (SD-62)

90mm PVC pipe

90mm PVC bend

90mm PVC coupler

90mm PVC M.T.A

Three phase submersible pumpset suitable for 150 mm dia borewell as per IS 8034/1989 without panel board 200 lpm x 100 m head including all labour charges etc. complete. - 7.5 HP (200 x 100m)

Supply and delivery of wall mounting type control panel board consists of Ammeter, voltmeter, single phase preventer, over load relay and all accessories suitable for 7.5 HP submersible pumpset

Labour charges for the erection of submersible pumpset in borewell/openwell including fixing and jointing submersible cable with proper clamps upto the starter to required depth and also fixing of riser pipes to the required depth valves erection clamps, pressure gauges upto the exterior wall of pump room and erection of panel board consisting of TPICN switches starter, Voltmeter, Ammeter, three pilot (indicating) lamps capacitor single phasing preventor, water level guard and laying and jointing the cables and twin earthing as per IE rules etc., complete and testing the pumpset and trail run for 10 days.

Earth work excavation and depositing on bank with initial lead of 2 metre narrow trenches for laying of pipes and refilling earth for water supply works in the hard stiff clay stiff black cotton hard red earth shales murram gravel stoney earth and earth mixed with small size boulders and hard gravelly soil as directed by the departmental officers.

Supply and delivery of following pipes and specials

90mm PVC Pipe

Labour charges for linking the existing pipe and relaying with new pipe and specials in proper grade and alignment including dewatering from the trench attending the repair works etc. complete.

Earth work excavation and depositing on bank withan initial lead and lift in hard stiff clay, stiff black cotton,hard red earth,shales murram, gravel, stoney earth,earth mixed with small size boulders for laying ofpipe line including refilling the trench with excavatedearth etc complete

Plain cement concrete Using 1:4:8 mix ( One cement , four Sand and Eight aggregates) using 40 mm ISS HBG metal including cost and conveyance of all materials to work site and all labour charges for mixing, laying,consolidating and curing etc complete as per the standard specifications. TNDSS NO: 28 V, VI (S2) V,VI (S5A) VII

Plain Cement Concrete 1:3:6 Mix (one cement, three Sand and six aggrigate) using 40 mm size ISS HBG metal from approved quarry including cost and conveyance of all materials to site. Loading and unloading charges and labour charges for mixing. Laying and curing etc. complete. Complying with std. specifications.. TNDSS NO: 24

Brick work in cement mortar 1:5 mix using (One cement and five sand) using best quality of III class Country bricks of size (8 3/4"x4 1/4"x 2 3/4") for foundation including curing cost and conveyance of all materials to site and all labour charges etc., complete as per standard specification

Supplying and erecting shuttering including necessary supports plain surface in foundation and basement in all floors for reinforcement cement concrete works such as pedestal bed blocks, staircase steps, RCC column, grade beams, plinth beam etc. Using mild steel sheets of size 90x60cm and B.G. 10 gauge stiffened with welded mild steel angles of size 25x25x3mm for boarding laid over silver oak country wood joists of size 10x6.5cm spaced at about 90cm center to center and supported with casurina props of 10 to 13cm dia spaced at 75cm center to center at suitable intervals etc. complete complying with standard specification

Supply and fixing of RCC precast slab in cement concrete 1:2:4 mix ( One cement two sand four aggregate ) using 20mm ISS metal including cost of moulding charges mixing laying and curing cost and conveyance of all materials to site and all labour charges etc., complete as per standard specification but excluding cost of rein forcement (75mm thick)

Plastering in cement mortar 1:4 (one cement, five sand) using 12mm thick including cost and conveyance of all materials and labour charges etc, complete as per standard specification. TNDSS NO: 61 V,VI (S4)

Painting two coats with ready mixed Plastic Emulsion Paint S.I.358 Plastic emulison paint of'approved quality and colour over a priming coat, including thorough scraping, clean removal of dirt, etc complete and including necessary plaster of paris, putty, wherever required including cost and conveyance of all materials etc.and all lobour charges etc.complete as per Standard specification and as directed by the departmental officers. TNBP No:66-A (Sl.No.358)

Supply and fixing of mild steel grill works for windows, ventilators, etc including redoxide priming coat and cost of materials and all labour charges etc. complete.

Wiring with 2 x 1.5 sq.mm. (22 / 0.3) PVC insulated SC unsheathed copper conductor of 1100V grade in suitable PVC rigid pipe on wall and ceiling with PVC accessories and with TW switch box and 5A FT switch with painting of suitable colour for open PVC light point / fan point (for electronic regulator) (6 points per coil) (SD 20)

Wiring with 2 x 1.5 sq.mm. (22 / 0.3) PVC insulated SC unsheathed copper conductor of 1100V grade in suitable PVC rigid pipe on wall and ceiling with PVC accessories with 150mm x 100mm x 113mm TW switch box in flush with wall with 3mm thick hylem sheet cover for 5A 3 pin non inter locking wall socket with 5A flush type switch with painting of suitable colour with continuous earth wire connection of 14 SWG TC wire for open PVC plug point. (SD 37)

YESUDHASAN STEWARD ISAAC SAM