Sinking of Borewell at Balaji Nagar and Flushing , Deepening of Existing Borewell at Manthiriappan Street in Ward No.48, Central Zone

Amount

Provision for Geologist from the TamilNadu Agncultural University for inspecting the site and for making the borewell

Flushing of borewells of 6" dia requinng less than four hours operation using dnils roads by hose will requried size of pipes for various capicity compressor including transportation labour and fuel chargers for compersor as

Dniling of borewell 16$ mm dia vertical bores depth as directed by the departmental officers including labour charges for inserting causing pipe assembling in the drilled holes including welding, jointing, grouting the casing pipe Ac, including transportation etc for borewell

Supply of 200mm (CM) PVC casing pipe ISI make of approved brand etc

Supply and delivery of 7.5 HP Three phase submersible motor pumpset with vertical type with all accessories with latest FS 8034 in general for the following duty conditions the pumpset should have diagonally balanced bronze impler and stamniess shaft for motor and pump and directly coupled to a sustable 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 copper cable of suitable size of work Duty 75 LPM x 250 M head.

Supply of 50mm dia G.I. pipe 'B' class Bore pipe of appd brand etc compIete

Supply of 50 mm Bore Coupling (Heavy ) of Approved brand

Supply of 3 Core 4Sq.mm pve insulated flat Copper Cable etc complete

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 and also fixing of riser pipes to the required depth values erection clamps, pressure gauges upto exterior wall of the pump room and erection of panel board consisting of TPICN, Switches starter, Voltmeter, Ammeter 3 pilot (including lamps) capacitor, single phasing preventor, water level guard and laying and jointing the cables and twin earthing as per JE rules including construction of earth pits with earthing materials as per rules etc. complete

Supply and fixing of designing fabrication, powder coating assembling wiring, testing and supply of double door type EB metering panel board 3ph/63A 1 no.(Rain proof model) as per Dept. instruction etc. complet

Supply and run of 4 x 6 sq.mm. (84 / 0.3) PVC insulated SC unsheathed copper conductor of 1100V on 7 / 20 GI bearer wire for service connection mains

Supply of delivery of the following materials approved brand as per list with ISI marking and as approved the the corporation officers

63mm dia PVC pipe

25 mm upvc pipe

50 MM gate valve

50 MM Non return valve

50 MM GI union

50 MM GI Elbow

50 MM Gi Tee

50*300 MM GI barrel Nipple

63mm PVC Elbow

63mm PVC Tee

63mm PVC FTA .

63mm PVC MTA

150mm Borecover

50mm MS clampset with bolt and nuts

25 mm UPVCcoupler

25 mm UPVC Elbow

25 mm UPVC Tee

25 mm Gun metal gate valve

25 mm UPVC union

Earth work excavation in all kinds of soil including sand, silt, wet sand under water, black cotton, stiff black cotton, clay, hard stiff clay, 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 1:4:8 (one cement, foursand and eight aggregate) 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,

.Brick work in CM 1:5 (one cement & five sand) using II class ground moulded bricks of size 9"X43/8"X 2 3/4" including finishing, curing, etc., complete complying with standard specification - 100CFT

Centering with steel centering for revetment, drain and culvert upto 1.20m depth using MS sheet of size 0.90X0.60m 10 gauge thick and stiffened with MS 'L' angle wood runners of size 0.075 X 0.05 three rows with support by casurina pullys 0.075 cm at 0.45 m length including cost of nails etc., Area. 10.80 sq.mtr (upto 4 Feet)

Plain Cement Concrete 1:3:6 (one cement, three fine aggregates and six coarse aggregates) using 20mm size ISS HBG metal including cost and conveyance of all materials to site and including for the mixing, laying and labour charges etc., complete as per standard s»ecification

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

Supply of RCC precast slab 150mm thick in C.C. 1:1.5:3 mix using 20mm baby jelly including water curing, 1 moulding charges etc., complete.

Hoisting the pre cast slabs placing in position including , pointing with cement mortar etc. 22.Laying & Jointing of pipes & Specials

Laying and Jointing of Pipes and Specials

S.Sudhagar