Borewells LIGO India.

Amount

ABSTRACT OF COST

Works

Description of Work / Item(s)

Amount

G.I. Pipe: 'Supply, installation, testing & commissioning of GI class ‘C’ pipe of 50 mm dia as per of technical specifications and as directed by the Engineer In Charge.

G.M. Gate Valve: 'Supply, installation, testing & commissioning of GM body, gate valves of 50 mm dia. as per of technical specifications and as directed by the Engineer In Charge.

G.M. NRV: 'Supply, installation, testing & commissioning of 50 mm dia, horizontal mounted non return valve as per technical specifications and as directed by the Engineer In Charge.

G.M. Pressure Relief Valve: Providing & fixing 2” × 2” NB (Pressure 7 to 10 kg/cm2) Pressure relief valves/ safety relief valve of Zoloto make or equivalent with flanged ends conforming to relevant IS, suitable pressure rating. providing jointing materials like bots, nuts rubber insertion or equivalent & testing the valves along with pipelines & Joints with clean & potable water with a minimum testing period of two hours as per standard specifications, rectification of any leaky joints etc. and as directed by the Engineer In Charge. Note: - The inlet connection to pipeline and outlet connection to atmosphere shall be suited as per site condition and requirement. However the agency has to make necessary fixing arrangement including spool pieces, adopter etc.at its own cost to make the PRV/SR functional and as per departmental requirement. Pressure setting of valve should be set as per actual pressure available at site in pipelire Any other works contingent for successful installation of FRV should in the scope of contractor.

Submersible Pump: 'Supply, installation, testing & commissioning of 100 mm dia, verticle submersible pump sets of 140 LPM, Head range 220 to 230 M (to be installed in 150 mm dia. New bore well) as per technical specification and as directed by the Engineer In Charge.

Geological Survey: 'Identifying point for bore well by Geological survey as per technical specifications and as directed by the Engineer In Charge.

Drilling of Bore well

Drilling of bore well to a minimum depth of 40 m having 150 mm dia clear size by pneumatic drilling machine with all necessary equipment at the points shown by EIC as per technical specification.

Beyond 40 mtr to 90 mtr depth

Beyond 90 mtr depth

PVC CASING PIPE: 'Providing & lowering 180 mm OD PVC casing pipe (outer) of as per technical specification and as directed by the Engineer In Charge.

UPVC Pipe: Providing, lowering & fixing UPVC Casing / Housing pipe with sockets of following sizes suitable for deep well (Upto approx 125 mtr. deep) conforming to IS:12818 including jointing, center positioning spacer etc. etc all complete as directed by the Engineer In Charge.

125 mm (5") nominal diameter deep well Plain Casing pipe without perforations

125 mm (5") nominal diameter deep well Plain Casing pipe without perforations

PVC Column Pipe: Providing, laying & fixing standered duty approved make PVC Column pipe of size 50mm (2") internal dia. suitable for 150 m depth with Coupler / Socketed joints including sealing rubber rings, center positioning spacer etc. complete as per specification and as directed by EIC

Providing & fixing the following accessories for Submersible Pump / casing / Column pipes as per specifications and as directed by the Engineer In Charge.

Providing & fixing 150mm (6") size End cap for deep well casing pipe.

Providing & fixing 50mm (2") size Top Adapter (For Column pipe)

Providing & fixing 50mm (2") size Bottom Adapter / Pump Connector (For Column pipe)

Providing and fixing 8 mm dia stainless steel (SS) wire rope for submersible pump including SS nut bolts & clamps as per specifications and as directed by the Engineer In Charge.

MS Structural Work: 'Fabrication, installation, supply of MS structural materials and fabrication of pipe supports, panel supports, trench cover per technical specifications and as directed by the Engineer In Charge.

PCC: 'Supply, installation of material & construction of M.S. stand & pipe supports with 1:2:4 PCC as per technical specifications and as directed by the Engineer In Charge.

Bore Well Pump Starter: 'Supply, installation, testing and commissioning of automatic digital DOL starter for new bore well pump sets as per technical specifications and as directed by the Engineer In Charge.

Starter Enclosure: 'Supply, fabrication, installation of hot-dipped galvanised 14 SWG MS CRCA sheet starter enclosure suitable for accoummoding new & old existing starter as per technical specifications and as directed by the Engineer In Charge.

HDPE PIPE: 'Supply, installation, commissioning of HDPE pipe 50mm O.D. for laying 3c flat cable for borewell to starter panels as per clause no.17 of section-V of technical specifications and as directed by the Engineer In Charge.

Control cable

Supply, installation, testing & commissioning of 4C x 10 sq.mm. control cable of 1.1 KV grade multicore copper solid/stranded conductor , XLPE insulation, outer PVC sheathed armoured cable as per technical specifications and as directed by the Engineer In Charge. Note - cable marker shall be provided as per standards

Supply, installation, testing & commissioning of 3C x 4 sq.mm. control cable of 1.1 KV grade multicore copper stranded conductor , XLPE insulation, flat submersible power cable as per technical specification and as directed by the Engineer In Charge. Note - cable marker shall be provided as per standards

Constructing brick masonry Inspection chambers complete as per specifications and as directed by the Engineer In Charge

Constructing brick masonry Inspection chambers for bore well of internal sizes 1200 X 900mm at bottom and top for an initial depth of 600mm consisting following items of work. i) 230 mm thick brick masonry in cement mortar 1:3 over 150 mm thick bed in cement concrete 1:2:4 with 150mm offset ii) 20 mm thick plaster in cement mortar 1:1 mixed with water proofing compound @ 2% by weight of cement on internal and external surfaces, internal surfaces and top finished with a floating coat of neat cement. ii) Making benching and haunching in cement concrete of grade 1:2:4 and finishing with floating coat of neat cement. Inspection chamber of internal sizes 1200mm X 900mm at bottom and top for an initial depth of 600mm.

Up to 1.00m depth from GL

Up to 1.00m depth from GL

Supplying, fixing and laying underground, following sizes uv-stabilized Chlorinated Poly Vinyl Chloride ( CPVC ) pipes & Fittings of specified class having thermal stability for both hot & cold water supply consisting following items of work complete as per specifications and as directed by the Engineer In Charge.:- i) Supplying CPVC pipes and CPVC plain / brass threaded fittings, SDR - 11 having thermal stability for hot & cold water supply conforming to IS 15778 with ISI mark / equivalent approvals as per relevant standards. ii) Laying and fixing the pipe and specials on exposed surfaces / underground, to correct line, level and plumb for water supply line, using metal straps ( On wall surfaces ) at 1.00 mtr. interval or as directed by the Engineer in charge. iii) Jointing the pipes and Specials using Solvent cement conforming to IS 15225 & Teflon tape ( For threaded joints ) of approved makes including cutting the pipe to required size, preperation of surfaces, necessary tools etc. all complete. iv) Cutting or making hole or chases in RCC or brick work structure such as wall, column, beam, slab, chajja, dado etc. for passing the pipe line and reinstating all the damage to its original condition using cement mortar/concrete using water proofing compound. v) Testing the pipe line to a hydraulic pressure as per manufacturers cataglouge for leak proof joint or as per relevant I.S code. Pipes and Fittings Sch.40 as per ASTM F 441 ( IPS series )

100 mm ( 4" )dia.

50 mm ( 2'' ) dia.

Providing heavy duty M.S cover for chambers with necessary Hinges, Angle iron frame with hold fasts, MS flat / Angle iron,stiffners etc. with locking arrangement, fabricating, fiixing the frame & cover, necessary PCC 1:2:4 for fixing the frame & cover, plastering the exposed portion of bed block & finishing smooth, painting the frame & cover with two coats of synthetic enamel paint of approved make & shade over a coat of primer etc. all complete as per specifications & as directed by E.I.C.

Cable Marker - Supply, installation of oval / circular chaped GI cable marker engraved as " LT/HV/ HT straight through joint " complete with 32 mm dia NB class B GI pipe support as per IS 1239 with 1:2:4 PCC base concerete, GI nut bolts, including excavation in all type of soils up to required depth and refilling as per drawings, specifications and as per instructions of E.I.C.

CI Well cover plate of appropriate size and strength for suppourting column pipe and covering the Bore well with clamping arrangement.

Developing the Bore well by removing sand, sediment or other existing and / or impurities introduced during drilling as per IS:11189 to get a minimum Yield of 140 LPM, conducting Yield test until the discharge becomes steady which can be achieved by repeating the development of Bore well, (The discharge may be measured by any method detailed in IS:5120), submission of Report on chemical & bacteriological analysis of water from the approved laboratory etc. all complete. Note: The charges for analysis of water shall be paid in separate item.

Charges for Chemical & Bacteriological analysis of the sample of water from the approved laboratories as directed by EIC.

Providing and supplying 16 mm dia Nylon rope for liffting of borewell pump all as directed by EIC.

SRP Waterlinks & Borewell

SRP Waterlinks & Borewell