Drilling of New Borewell at Karthik Nagar in Ward No.04 North Zone MLA CDS 2024,25

Amount

Provision for Geologist from the Tamil Nadu Agricultural University for inspecting the site and for making the, borewell point

Drilling of borewell 150 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 etc., including transportation etc for borewell

Below Ground Level to 150m

From 151 to 180m

Supply and Fixing of 180mm Dia OD PVC Casing Pipe as per directional of Corporation officers.

Supply and delivery 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 7 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 125 LPM X 200 M head

Supply of 4 mm2 3 core Copper, PVC insulated flat cable etc complete as per 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 earthling materials per rules etc. complete testing pumpsets on trial run 30 days and as directed by corporation officers

50 mm dia GI Pipe

50 mm dia GI Borewell coupling

50 mm x 900 mm GI Barrel nipple

50 mm x 300 mm GI Barrel nipple

50 mm NRV

50 mm Dia Gate Value GM

50 x 600 mm GI Barrle Nipple

50 mm Borewell flange set

63 Amp FP MCB

63 Amp Fuse Unit

Supply of MS Kiosk

32 mm GI Pipe (3 m) Length

Supply and run of 4 x 6 sqmm ( 84/0.3) PVC insulated SC Unsheathed copper conductor of 1100 v on 7/20 GI Bearer wire for service conection mains

Bore Plate

Bore Clampset

63 mm OD PVC Pipe 6 KSC

20 mm UPVC Pipe

63 mm PVC Tee

63 mm PVC Bend

63 mm PVC Coupler

63 mm PVC Endcap

63 mm PVC Elbow

20 mm UPVC Elbow

Saddle pipece 63 mm x 20 mm

PVC Tap 20 mm dia

PVC Adhesive (Solution) (100 gm)

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, four sand and eight aggregate) using 40mm hard broken granite stone jelly for foundation including dewatering if found necessary and laid in layers of not more than 15 cm thick and compacted etc .,complete complying with standard 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 1:3:6 (one cement, three sand and six agercgate ) using 20mm gauge hard broken granite stone jelly for All CC items of work excluding centering, shuttering, and cost of reinforcement grill but including curing finishing etc., complete fixtures in CC works wherever necessary as directed by departmental officer etc.,

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.

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 PVC Pipes with specials in the trench and laying proper grade etc., complete

SRI THANGAMMAN CONSTRUCTIONS (BID ID -1229281)

ARV AND CO (BID ID -1229527)

ARUN CONSTRUCTIONS (BID ID -1226369)

RPS CONSTRUCTIONS (BID ID -1228460)