Flushing of existing borewell at Thiruvalluvar street Krishnapuram Mariamman Koil in Ward No. 21 North Zone.

Amount

Flushing of borewells 150mm dia as per directional of departmental officers

Supply and dclivery of borewell 7.5 Hp submersible pumpset with vertical type with all accessories with latest FS8034 in general for the following duty conditions the pumpset should have diagonally balanced bronze impler and stainless shaft for motor and pumpand directly coupled to a suitable capacity continuous rated three phase fifty cycles 22/440 volts AC supply motor should be as per ISI with upto date amendment. The starter winding should be made from high conductivity PVC insulated 3 core flat cable of suitable size of work. Duty 75 LPM X 200 M head.

Supply of 4mm2 3 core copper, PVC insulated flat cable etc complete as pe directional of corporation officers

Labour for the erection of submersible pumpsets in borewell including fixing and jointing submersible cable with proper claps upto the starter to the required depth values erection clamps, pressure gagues uppto exterior wall of the pump room and erection of panel board consisting of TPICN, Switches Starter, Volmeter, Ammeter, 3 pilot (including lamps) capacitor, single phasing preventor, water level guard and laying and jointing the cables guard and laying and jointing the cables and twin earthing as per IE rules including construction of earth pits with earthing materials s per rules etc. complete testing pumpsets on trial run 30 days and as directed by corporation officers

50mm dia GI pipe

50mm dia GI borewell Coupling

50mmx900mm GI barrel Nipple

50mmx300mm GI Barrel Nipple

50mm Non Return Value

50x600mm GI Barrle Nipple

50mm Borewell flange set

63AMP FP MCB

63 AMP Fuse unit

32mm GI pipe (3m) Length

Supply and run of 4x6 sq.mm (84/0.3) PVC insulated SC unsheathed copper conductor of 1100V on 7/20 GI bearer wire for service connecton mains

Bore Plate

Bore Clampset

63MM OD PVC pipe 6Ksc

20MM UPVC pipe

63MM PVC Tee

63mm PVC Bend

63mm PVC Coupler

63mm PVC Endcap

63mm PVC Elbow

20mm UPVC Elbow

sanddle piece 63mm x20mm

PVC Tap 20mm dia

PVC adhesive (solution)(100 gram)

Earth work excavation in all kinds of soil including sand, silt, wet sand undcr water, black cotton, stiff black cotton, clay, hard stiff clay, hard red earth, murram, stoney earth, gravel and shalcs ctc. excepting all kinds of rock and boulders exceeding 0.014 c.u.m. in volume including rough dressing and dumping the excavated materials away from work site manually within 50m initial lead and 2m initial lift as per the direction of Engineer-in-charge.

Cement concrete 1:4:8 (one cement, foursand and eight ageregate) using 40mm hardbroken granite stone jelly for foundationincluding dewatering if found necessary andlaid in layers of not more than 15 cm thickand compacted etc.,complete complying witstandard specification.

Supplying and erecting SHUTTTERING including necessary supports for plane surfaces such as Vertical walls etc, using mild steel sheets of size 90cm X 60Cm and BG 10 stiffened with welded mild steel angles for boarding supported by Casuarinas props at suitable intervals etc., complete complying with standard specification and as directed.hard red earth, murram, stoney earth, gravel and shales etc. excepting all kinds of rock and boulders exceeding 0.014 c.u.m. in volume including rough dressing and dumping the excavated materials away from work site manually within 50m initial lead and 2m initial lift as per the direction of engineer-in-charge

Cement concrete 1:2:4 using 20mm gauge hard broken granite sone jelly for AII CC items of work excluding centering, shuttering and cost of reinforcement frill but including curing finishing etc complete fixtures in CC works wherever necessary as directed by departmental officer etc complete

PLASTERING with cement mortar 1:5 (one cement and five sand by volume) 12mm thick for all internal/eternal surfaces like super structure,rainwater, ducts, elevation in all floors complying with standard specifications

Supplying fabricating and placing in position TMT/CTD Rods for all RCC works including cost of steel and binding wire also in all floors complete complying with standard specification

Supply of RCC precast slab 200mm thick in C.C. 1:1.5:3 MIX USING 20M BABY jelly including water curing moulding charges etc complete

Hoisting the precast slabs placing in position including pointing with cement mortar etc

Lowering of P.V.C Pipes with specials in the tranch and laying proper grade etc complete

PNAT CONSTRUCTIONS (BID ID -1228625)