PROVN OF BOREWELL FOR SWT AT 15 CARE AND MAINTAINANCE UNIT (KARGIL) UNDER GE (AF) LEH

Amount

M&L for Drilling of trial bore of 125 mm by DTH/ Rotary rig/ any other drilling method through any kind of soil/strata including hard stone/boulder & electric logging up to and including 160 M depth below ground level including mixing of bentonite complete all as specified and directed. Note: First trial bore shall be up to 160 m depth. in case the trial bore fails, duly approved by GE second trial bore shall be done at location as directed by enginner-in-charge. Note:- (a) The exact location of bore well shall be indicated by the engineer-in-charge based on the CGWB report available with the department at the time of commencement of work on ground. (b) The rate quoted shall deemed to be inclusive of hire charges of machinery, loading unloading, cost of fuel,other lubricants, transportation of all tools, moblization of machine, demoblization after completion of work of machine and accessories complete. (c) Verticality of the borewell shall be supported with verticality test certificate before lowering of casing pipe.The cost of verticality test is deemed to be include in unit rate.

Material and Labour for drilling the bore of 200 mm by DTH/ Rotary rig/ any other drilling method below ground level upto 50 mtr below ground level using odex tubes/any other method in all type of soil, hard rock/ soft rock complete all as specified and directed by Engr-in-Charge.

Material and Labour for drilling the bore of 200 mm by DTH/ Rotary rig/ any other drilling method below ground level from 50 mtr upto 100 meters below ground level using odex tubes/ any other method in all type of soil, hard rock/ soft rock complete all as specified and directed by Engr-in-Charge.

Material and Labour for drilling the bore of 200 mm by DTH/ Rotary rig/ any other drilling method below ground level from 100 mtr upto 160 meter below ground level using odex tubes/ any other method in all type of soil, hard rock/ soft rock complete all as specified and directed by Engr-in-Charge.

Supplying and assembling including jointing, lowering & fixing in position plain mild steel sheet casing ERW casing pipe 200mm bore of thickness 8 mm confirming to IS: 4270-1992, pipe jointed and welded with coupler rings, Welding shall be done through out the circumference of the pipe and coupler rings both sides all as specified and directed by the Engineer-in-Charge

S&F MS flat irom 150mmx16mm thick size clamp for holding with 200mm bore housing pipe complete all as specified and directed by Engr-in-Charge

S&F Well Cap for 200mm (8 inch) bore pipe complete all as specified and directed by Engr-in-Charge

Supply and fixing cutting shoe to be fixed at the base of the linear assembly having thickness 8mm all as specified and directed by Engg in Charge

Development of tube well by means with 600 PSI air compressor all as specified in IS 11189-1985 Para 4.3 all as directed by Engg in Charge.

All as per item No. 9 above but by means of over pumping all as directed by Engg in Charge.

Supply and Fix Submersible pump, electric driven 415 V, 120 LPM, 50Hz, 3-phase TP suitable for 160 m Head 200 mm dia bore well ( Casing pipe size 200 mm) complete with copper wound motor, stainless steel impeller, stainless stell shaft, CI bowl casing, complete all as specified and directed by Engr-in-Charge.

Supply and fix PVC insulated and PVC sheathed multi stranded copper conductor cable for submersible pump set, ISI marked, conforming to IS-864 of size 3 core 10 Sqmm, 1100 volts grade, including necessary water proof connection to submersible pump at cable lead complete all as specified and directed.

Material and labour for casting of PCC block of size 1200mmx1000mmx1000mm in PCC (1:2:4) type B-1 using 20mm graded stone aggregate complete all as specified and directed.

Supply and fixing of Chlorine dosing system including Dozing pump having Max output of 0 -10 Ltr/hr & pressure 0-7 Kg/Sqcm, preparation tank ,service tank of capacity 100 Liters and all connected accessories complete all as specified and directed. Make : Aquafit/ Puri chlor/ Gracium

Supply only strata sample box with glass cover 3mm thick having internal dimension 1000x600x100mm made out of 20mm thick wrought Ist class hard wood shisham with hinges, hasp and staple including polishing complete with samples at various depth met in boring including strata chart in duplicate complete all as specified and directed.

S&F Centrifugal pump set complete with electric motor 5 HP 415 V 3-phase 50 Hz copper wound, 2950 RPM. Centrifugal pump should be provided with stainless steel impeller, CI Housing coupled on common base frame inclusive of starter and PCC foundation complete all as specified and directed.

Electric logging in pilot bore for precise delineation of granular zones as also the quality of ground water including report interpretation complete all as specified and directed. Note:- Electric logging shall be carried out by any approved Govt Agency.

S&f V-Strainer (Johnson Screens) of size 200 mm dia slot size 0.75 mm wide, thickness 8mm and max length of strainer 3 mtr long/6 mtr long low carbon galvanised steel, plain beveled ends in butt welding complete all as specified and directed.

M&L for column pipe MS galvanised medium grade 50 mm dia both end flanged for submersible pump delivery 3 mtr long welded with heavy duty flange at both ends and cuts for fixing submersible cable including rubber insertion sheet nut bolt etc.complete all as specified and directed by engineer in charge.

Supply and laying galvanized pipe , “Medium class”, including all fittings of 80 mm (3”) dia laid in trenches complete all as specified and as directed.

Supply and laying galvanized pipe , “Medium class”, including all fittings of 50 mm (2”) dia laid in trenches complete all as specified and as directed.

Supply and laying galvanized pipe , “Medium class”, including all fittings of 40 mm (1.5”) dia laid in trenches complete all as specified and as directed.

S&F wrought iron bail plug 200mm bore complete all as specified and as directed.

S&F MS centring guide made out of 40x6mm and 150mm length MS flat iron complete all as specified and as directed.

Yield testing of tube well as specified and directed to determine the safe pumping yield capacity of tube well complete all as specified and as directed. Note:- Cost of pumping for yield test is included in item No. 25.

S&F reflex valve (NRV) both end flanged size 50mm (ISI marked) without by pass arrangement and including jointing material complete all as specified and as directed.

Supply and laying cable XLPE insulated screened PVC bedded, galvanized steel strip of wire armoured, electric power cables (heavy duty) 1100 volts grade with stranded aluminium conductor of size 70 Sqmm x 4 core complete all as specified and as directed.

Supply and laying cable XLPE insulated screened PVC bedded, galvanized steel strip of wire armoured, electric power cables (heavy duty) 1100 volts grade with stranded aluminium conductor of size 10 Sqmm x 4 core complete all as specified and as directed.

Supply and laying cable XLPE insulated screened PVC bedded, galvanized steel strip of wire armoured, electric power cables (heavy duty) 1100 volts grade with stranded aluminium conductor of size 6 Sqmm x 2 core complete all as specified and as directed. Note for item 21 to 23 and 28 to 30:- Excavation and earth work shall be measured and paid seperately.

M&L for Earthing with galvanised steel earth plate electrode of size 600x600x6 mm thick buried directly in ground (earth pit not less than 2.25 Metre deep below the ground level) with top edge of the plate not less than 1.50 Metre below normal ground level, connected to the galvanised earth lead by means of bolts, nuts check nuts and washers of galvanised iron or steel using GI strip 25x4 mm as earthing lead as shown in Electrical Plate No. 3 of MES Schedule Part-I connected to earthing test point all as specified or indicated including testing on completion including necessary excavation and earth work in soft/loose soil, returning filling, disposal of surplus soil, earth pit in PCC 1:3:6 (20mm graded stone aggregate) pit, funnel, 20mm dia GI medium grade watering pipe, 15mm dia GI light grade earth lead protection pipe, CI Frame and cover, wire, copper lugs, etc. Wire mesh, chorcoal and common salt in alternate layer and testing on completion, complete all as specified and directed by Engr -in-Charge.

Excavation in trenches in hard/dense soil not exceeding 1.5 meter wide and not exceeding 1.5M in depth for laying of cables and getting out of excavated material complete all as specified and directed by Engineer-in-Charge.

Returning, filling in, including spreading, leveling, watering and well ramming in layers not exceeding 25cm thick each, excavated soil in trenches after the cables have been laid and tested complete all as specified and directed by Engineer-in-Charge.

Removing excavated soil to a distance not exceeding 50 meter and depositing where directed at a level not exceeding 1.50 meter above the starting point complete all as specified and directed by Engineer-in-Charge.

Material and labour for sand cushioning with a layer of dry river sand, 80mm thick before laying of cable and 150mm thick (punned down to 100mm thick) after laying of cables, in trenches/ducts, complete all as specified and directed. Note : Punned down thickness (overall 18cm), shall be considered for measurement and payment.

M&L for un-reinforced precast concrete cable cover, class LV, type 1, flat of size 300 x 180 x 40 mm ISI marked for cable protection complete all as specified and directed by Engineer-in-Charge.

Feroz Engineering Works

M/S BETONG CONSTRUCTION CO

Amar Singh