PROVIDING DEEP BOREWELL FITTED WITH POWER PUMP AT TOWN KARAMBAI CAUVERY NAGAR IN WARD NO13

Amount

Drilling Borewells any where in Thanjavur City Municipal Corporation limit including transportation from one place to another place within the above area in alluvial soil or sedimentary strata of clay and sand stone, shale, pebbles, boulders etc by first taking a pilot bore of 200mm dia and then enlarging to required dia by direct or reverse rotary mud circulation method using rotary rig and fuel labour using bentonite mud and water required for drilling at the site shown by the departmental officers including construction of mud pit .

Upto 60 mts. Depth ending below ground level.

From 60 mts to 90m

Reaming from 200mm dia pilot bore to 350m dia bore as directed by the department officer upto 120m depth ending below ground level.

Upto 60 mts. Depth ending below ground level.

From 60 mts to 90m

Supplying and delivery of 200mm dia following OD PVC blue casing pipe suitable for medium wells with standard approved quality and make etc., complete as per the instructions of the departmental authorities.

Slotted PVC Pipe

Unslotted PVC pipe

Labour charges for inserting PVC casing pipe (with slots and without slots) in the drilled hole including jointing the pipe with cement paste etc., complete and supplying and packing of annular space with pebbles etc., complete as per standard specification.

Charges for developing the borewells with air compressor of 600 CFM capacity including transportation labour and fuel charges for compressor as directed by the departmental officers and conducting yield test by "V" notch method etc., complete as per standard specification.

Supply and delivery of wet type submersible pumpset as per IS 8034/1989 and IS 9283/1995 suitable to pump 1000 LPM / 80M head with dry run preventor etc., complete as per standard specifications. (15 HP)

Supply and delivery of direct online starter confirming to IS13947, IEC60947-1 andas amended thereafter with suitable KW rating for operation in AC/ThreePhase/50HZ(± 5%) and 415 V(±10%) including Ammeter, Voltmeter, ThermalOverload relay, 16 Amps 2 pole Magnetic Contactor with under Voltage protection,Indication lamp, starting capacitor, running capacitor and On/Off Push buttonswitches, 5 way connector, wiring with 1 sq. mm/1.5 sq. mm copper PVC insulatedcable, powder coated vermin proof box including the capacitor (the cost of capacitor is to be taken separately). (5 HP) TWAD SOR 2022-23 Page No:114

Supply and delivery of 6 Sq.mm. PVC insulated and sheathed 3 core flat type copper cable comfirming to IS 694/1990 etc., complete as per standard specifications.

Supply and delivery of 100 AMPS TPN Sheet steel doubler break switch with HRC Fuse and neutral on suitable angle frame work MS cable entry boxes with PWD earthing.

Supply and delivery of power capacitor for power factor improvement with oil filled with discharge resistance 3 phase 415/440V 50 HZ conforming to ISS 2834 with ISI marking etc., complete as per standard specifications.

Supply and fixing of 80mm upvc Pipe "B" Class etc., complete as per standard specifications.

Supply and delivery of following specials as per standard specifications.

90 MM dia PVC 6kg/cm2

80MM Reflex valve As per I.S. 5312 / Part I / 84 with Bye pass arrangements(PN-1) With IS Marking .

80mm GI Bend

80mm GI Flange set

Clamp set 80MM dia

200mm dia End cap

200mm dia bore cover plate

20mm dia GI Pipe service pipe

20mm dia GI Bend

80mm dia GI coupling

20mm dia GI Coupling

20mm dia GI Elbow

20mm dia GI Pipe Hex Nipple

100mm CI D/F Sluice valve LAP / Wheel as per IS 14846/2000 PNI with IS marking

Nylon Rope

Earthwork excavation for pipe line in all type of soil and sub soils etc., complete as per standard specifications.Other than loose soil

Refilling the excavated earth into the trench etc., complete as per standard specifications.

Labour charges for the erection of submersible pumpset in borewell/ open well 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 . (Above 10.00 HP to 20.00 HP )

Supply and delivery of VIR wire etc., complete as per standard specifications.

Post to Metre Board (9/16)

Metre Board to Main Switch (7/16)

Supply and delivery of following Electrical accessories etc., complete as per standard specifications.

1/18 SWG Multi Wire

5 Amps flush type Switch

3/20 SWG Multi wire

S.Gopi (BID ID -1120827)