Drilling commissioning and allied works of Tubewell at Manhas Biradari upper Paloura of Jammu District

Amount

Cleaning of site by way of bush cutting, making approach road, transporting drilling equipments, machinery, and tools, compressors and other allied equipments / material to and from the site of work, preparation of site for installation of machinery, dismantling and removing the same from the site on completion of work as directed (Complete Job)

Drilling of 375 mm dia bore hole with direct rotary method. The job includes cost of Lowering/extraction of drilling pipes, P.O.L, labour, machinery, material, tools & tackles & any other material required during drilling. (Complete Job) From ground level to 300 mts below ground level. • (Quantity can vary at the time of execution of Job depending upon the Strata being encountered) • Rates to be quoted for per meter of drilling.

Providing, designing, fitting and lowering of liner assembly comprising of 8 mm thick, 200 dia mm Electric Resistance Welded (ERW) M.S Pipe and M.S slotted pipe to required depth complete as directed. The job also include designing, arranging cutting and joining with welding (using electrode of approved quality) supported by 4 nos M.S strip of size 40 mm x 6mm. The pipes are to be joined to the M.S slotted pipe in pieces or full lengths depending upon the water bearing strata as directed by Engineer-in-charge. Rate shall include the cost of Providing, fabrication, fitting & carriage of all pipes and accessories required to complete the job. • Tolerance of pipe as per IS 1239 code. • (Quantity can vary at the time of execution of Job depending upon the Strata being encountered) • Rates to be quoted for per meter.

200 mm dia 8mm thick M.S slotted pipe

200 mm dia 8mm thick M.S blind pipe

Providing of gravel as per IS-4097 of 1967 with latest amendments for gravel packing of tube well shrouding in annular space between well and liner assembly after lowering of liner assembly and during development. The job includes cost of material, labour & carriage. (Complete Job) • (Quantity can vary at the time of execution of Job depending upon the Strata being encountered) • Rates to be quoted for per Cum.

Washing and development of tube-well with air compressor of adequate capacity (not less than 250 CFM as per specification) till the availability of sand free clear water subject to minimum of 100 hrs of air compressor development. (Complete Job)

Stabilization and yield testing of tube-well by way of over pumping using variable discharge V.T pump, till the yield & draw down of the tube well is ascertained & clear sand free water of optimum discharge at appropriate head is obtained. (Complete Job)

Fabrication, providing / fitting of steel supporting structure for clamping of tub-well housing & gravel feed arrangement using 2 No. parallel ISMB-250 of 5 mts length each & M.S angle 40x40x6 mm with M.S plat of 10 mm thick with 2 No. cement concrete block of size 1.0 m x 1.0 m x 1.0 m, 1 No. each at both ends. The job includes cost of material, labour, carriage, tools & tackles charges. (Complete Job)

Capping of well after successful yield test in presence of representative of the department using M.S plate cap 200 mm dia & 6 mm thick. The job includes cost of material, labour, carriage, tools & tackles charges (Complete Job)

Providing, installation, commissioning & testing of 63 KVA copper wound, oil cooled, manually operated voltage stabilizer with input voltage range (160 V to 400V) and output voltage range (400 V + 10%) and frequency 50Hz + 3%. Stabilizer assembly should comprise of core made of silicon steel wound with copper coil conductor of appropriate quality conforming to BIS with di-electric oil of proper value for cooling stabilizer assembly. The job also includes providing and lying of 3 ½ core 35 mm2 aluminium armoured cable as per site for making connection of Stabilizer to control Panel and P/F 100 Amp Change over switch for by-passing the voltage Stabilizer. The job also includes P/F 01 MCCB on output side & other required fittings. The job includes Fabrication of canopy for protection of stabilizer against weather. The job includes earthing of all electric equipments installed at site including voltage Stabilizer. The job is inclusive of cost of material, labour, carriage, tools and tackles (Complete Job).

Construction of pump room cum operator quarter including D-tank. (As per annexure "A" enclosed)

Maintenance & Operational cost for mechanical & civil component for five years.

R D Singh and Co