Providing borewells 2 nos and Fencing to 3 nos OSR sites in Ward No 38 of West Zone

Supply and fixing of Water tank including cost of labours and conveyance all material to site etc., complete

Provision for Geologist from the TamilNadu Agricultural University for inspecting the site and for making the borewell point.

Drilling of borewell 180 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.

Supply of 180 mm dia OD PVC casing pipe 6 kg/ cm2 suitable wall thickness including erection and the cast of coupling etc complete..

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.

Supply and delivery of the following materials approved brand as per list with ISI marking and an approved by Corporation officers.

50 mm GI pipe ‘B’ class ISI mark

50 mm GI Bore coupling

50 mm dia GI coupling

50 mm dia GI Elbow

50 mm dia GI Bend

50 mm dia GI Union

50 mm dia GI Hex Nipple

50 mm dia GI Dummy

50 mm x 20 mm GI Tee

20 mm dia GI Coupling

20 mm dia GI Elbow

20 x 300 mm GI Barrel Nipple

20 x 1200 mm GI Barrel Nipple

50 x 300 mm GI Barrel Nipple

50x450 mm GI Barrel Nipple

50x600 mm GI Barrel Nipple

50x900 mm GI Barrel Nipple

50x1200 mm GI Barrel Nipple

50x1500 mm GI Barrel Nipple

50 mm dia MS clampset

MS Borewell cover

50 mm dia Hex Nipple

50 mm dia Flange set

Supply of shellock bottle

Supply and fixing GM Non Return valve including cost of labour charges etc., complete

Supply and fixing GM gate valve including cost of labour charges etc., complete

Supply and delivery of clear water vertical wet type submersible pumpset 10HP suitable for 150mm dia borewell conforming to IS 8034/2002 as amended thereafter and BEE 3 Star Rated capable of discharging noted LPM against head of water column due to all causes. The pump shall be with stainless steel shaft and dynamically balanced bronze or Cast SS impeller, brass screws and CI FG 200 grade pump bowl/diffuser with ISI mark. The pump shall be directly coupled to a continous rated two pole suitable wet type vertical squirrel cage induction motor as per IS9283 /1995 as amended there after, suitable for operation in AC three phase 415 V+/- 10 %, 50 HZ +/- 5 %

Supply of 4 mm2 3 core copper, PVC insulated flat cable.

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 IE rules including construction of earth pits with earthing materials as per rules etc. complete testing pumpsets on trial run 30 days and as directed by Corporation officers.

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.

Plain Cement Concrete 1:4:8 (one cement four fine aggregates and eight coarse aggregates) using 40mm size ISS HBG metal including cost and conveyance of all materials to site and including for the mixing, laying and labour charges and all incidential charges such as water providing etc., complete as per standard specification

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.,

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 specification

Plastering with cement mortar 1:5(one cement and five sand) 12mm thick in all floors complying with standard specifications.

Supply and fixing of 10 HP panel board of 3 phase star Delta with two level Guard and Auto start as per Dept instruction etc. complete

Supply and delivery of the following Electrical items approved brand as per list with ISI marking and an approved by Corporation officers.

7x20 copper wire

Arial Board for EB Box

EB service pipe set (32 mm dia GI B class 3 mtrs length)

32 mm GI A class pipe 1 mtr length for Earthing

Providing BT road cutting for pipe line as per the direction of departmental officers etc. completed.

Earth work excavation in all soils with initial lead & lift etc. complete as per direction of departmental officers including Refilling.

Laying of G.I. Pipes and specials to proper line and level including jointing but excluding cost of pipes and jointing materials for plumbing works for providing water supply

Cleaning and Levelling site using the Backhoe Loader mechane including all labour cost etc., complete

Earth work excavation in all soild with initial lead and lift etc complete as per direction of departmental officers

Supplying and fixing of barbed wire fencing using stone size of 0.15X0.15 to an of 2.10m below 0.60m and above 1.80 with necessary support and barbed wire -10gauge 2 ply 4 pronged (Galvinised) of 5 rows horizontly and 6 nos vertically to ht. of 1.85m to 0.40, 2.4m C/c for 10 Rmtr including earthwork, CC 1:2:4 mix tying the wire with 7 nos size 0.15X0.15X2.10

Providing Name Board using Necessary ''L'' Angle M.S Flat and M.S Sheet b 18 gauge ,Welding And Joining etc., completed

Painting new iron work for doors, windows, grills, weld mesh sceens etc., two coats over one coat of primer

Cement concrete 1:2:4 (one cement, two sand and four aggregate) using 20mm gauge hand broken granite sone jelly for foundation including dewatering if found necessary and laid in layers of not more than 15cm thick and compacted etc complete as per the direction of the departmental officers