SPL REPAIR/REPLACEMENT OF 02 NOS BOREWELL AGAINST BER FOR MAP AREA AND PROVN OF PIPE LINE AND CONNECTED ITEMS OF BOREWELL FROM TCP GATE TO RISING PIPE LINE NEAR INF BDE AREA AT ITARANA ALWAR

Amount

Excavation in trenches n.exc 1.5 m wide and n.exc 1.5m deep for laying of pipe and getting out in soft soil incl cutting of rds where reqd.

Returning, filling in, including spreading, levelling watering and well ramming in layers n.exc 25 cm in hard and dence soil.

Removal of excavated soil to a distance not exc. 50 m and depositing where directed at a level not exc. 1.5 mtr above the starting point.

M&L for brick cover of old size brick 'B' class with width equal to the length of the brick laid dry & flat abutted with each other with gap between adjecent bricks bricks not exc 10 mm over UG cable for protection, complete all as specified & directed.

M/L for sand cushioning to PVC UG cable with approved quality of sand.

Trial bore holes 150mm dia in any type of strata of bore well if the same is found fit otherwise to fill up the same hole as directed by Engineer-in-charge complete including submitting the strata details both graphically recorded as well as strata results. Note :- The rates quoted shall deemed to include to get survey done for availability/facibility of water as recommended by CGWD before execution of work.

M&L for bore by drilling with rotary system/ODEX system of 250mm dia in hard rock /Disintigrated rock till meeting water strata all as directed.

All as per item No 7 above but of 250mm dia in hard rock and drilling with DTH system till meeting water strata all as directed.

Supplying and assembling jointing lowering and fixing in position of ERW MS casing pipe 200mm dia of 5.4mm thickness ( minimum ) upto required depth below ground level in all strata (including cutting welding as required, painting etc complete ISI marked including MS well cap and also as specified and directed by Engr-in -charge. Make - TATA/Swstik/Jindal/Prakash

Supply, assembling, including jointing lowering and fixing in position ERW MS slotted pipe 200mm dia of 5.4mm thickness ( minimum ) having slots of 1.59 mm wide, 75 mm long assembled and lowered as per location chart approved by the GE including cutting welding as required and painting etc complete all as specified. Note for Sr Item No-9 &10 :- Rate quoted by contractor shall deemed to include for S&F well cap 200 mm dia on top of pipe with locking arrengement till the bore well become functional complete.

Supply and packing with Pea gravel of 8mm to 4.6mm size of approved quality as ordered to packed around the casing/slotted pipe in bore well complete all as specified and directed dy Engineer- in - Charge.

Development of tube well by compressed air with compressor of minimum capacity of 150 PSI and 450 CFM all as specified. Note:- (i) Yield test for the bore well by continuously pumping to determine safe pumping yield to be carried out by contractor at site and necessary report to be submitted. (ii) Testing of water for potability, dissolved solids, physical/chemical and bactorogical testing etc from the govt lab shall be carried out by the contractor all as directed and test report shall be submitted. (iii) The rates quoted shall deemed to include the above provisions.

S & F housing clamp 90 cm long 20 cm wide out of 6 mm thick MS plate for 200mm dia casing pipe with necessary MS Bolts, nuts & washers at ground level in PCC ( 1 : 2 : 4 ) type B1 using 20 mm graded stone aggregate in block all as specified.

M & L for strata sample box of second class hard wood ( Hollock / Bijasal ) of size 40cm x 30cm x 20 cm complete all as directed by Engineer - in charge.

M & L for 50 mm bore GI medium grade column pipe in 6 m length with flanged joints duly scewed and welded with pipe suspended in deep well complete with slote for lead, GI flanges, rubber gaskat clamps, bolts, nuts, etc all as required for completion of work.

Supply, laying, jointing/connecting and testing for 80 mm bore steel tubing galvanised medium grade pipe with all fittings, laid in trenches, complete all as specified.

S&F, non return valve cast iron body flanged ends & drilled horizontal heavy duty including jointing material etc. complete ISI marked of size 80 mm bore for submersible pump as specified as directed.

Supply & fixing cast iron body sluice valve heavy duty class ‘PN-1.6’ of 80 mm bore, ISI marked with IS 14846, both flanged ends and drilled, high tensile stainless steel spindle, CI gate with brass ring, non rising type, cast iron wheel handle, cast iron cap, complete with 3mm thick neoprene rubber gasket joint and nuts, bolts (high tensile), washers etc, and testing, complete, all as specified & directed including dismantling & taking out old unserviceable sluice valve. Make-Kirloskar/Kartar/Zoloto/BIR

Supply installation Testing and commissining submersible pump set Electric driven 3 phase, 415 volt, 50 c/s having discharge upto 14000 Lit / hrs at 200 m head 18 stage not less than 17.5 HP. Make- KSB/Kirlosker/CG.

S&F 1100 Volts grade submersible cable flate 3 core with copper conductor 10 sqmm stranded fixed to column pipes with suitable clamps jointing material complete.

Supply & laying intreches or passing through pipe/fixed to pole/wall PVC insulated and PVC sheathed armoured heavy duty electrical cable with multistranded aluminium conductor 1100 volts grade 25 Sqmm 3.5 core all as specified and directed

M/L for GI pipe ( Light grade) for protection of LT Cable fixed to wall/poles /road crossing including clamps complete of size 50 mm bore all as specified and directed

M&L Earthing complete with galvanised steel earth plate eletrode 60xm x 60cm x6 mm thick buried directly in ground (earth pit not less than 2.25 metres deep below normal ground level) with top edge of plate not less than 1.5 meters below normal ground level, connecting to galvanised earth strip 25x4 mm by means of bolts, nuts check nuts and washer of galvanised iron or steelupto test point all as shown in electrical plate No 3 of SSR Part-I connected to test point incl PCC earth pit with CI cover, GI funnel with wire mesh, GI protection pipe of 40mm dia for earth lead protection from earth plate to test point and 20mm GI pipe for watering, excavation and earth work in any type of soil, filling the pit with charcoal and common salt surrounding the earth plate complete all as specified and directed by Engr-in-Charge including testing on completion.

M&L for providing cement concrete in foundation, filling and mass concrete all including required from work etc. complete type B-2 1:2:4 for sealing bactorogical treatment/surface all as specified and directed

M&L for connection GI pipe line 80 mm to CI/GI/DI water mains of size 80/100/150/200/250 mm dia with CI/GI joints & fittings and necessary connecting accessories, complete all as specified and as directed.

S&F, Digital water flow meter cast iron body flanged ends & drilled horizontal heavy duty including jointing material etc. complete ISI marked of size 80 mm bore for submersible pump as specified as directed.

M&L for galvanized steel water tubing medium grade of 50mm bore with & including all fittings complete laid in trenches. Note :- Excavation & earthwork shall be measured & paid for separately.

Boring holes under road pavement by bocky manually, in any type of soil upto 200 mm bore Complete all as specified and as directed.

M&L for construction of brick masonry valve pit of size 1350mm x 1000mm x 1200mm (internal dimension) (Type'E') all as Specified and as shown on drawing no. TD/2004/26 Sheet No 1/3 to 3/3 including excavation and earth work in any type of soil, PCC in foundation, coping, plastering,fabrication of valve pit chamber cover made out of angle iron frame and MS plates of thickness 3 mm with locking arrangement, 50mm dia lock with 03 keys, including of openable arrangement by heavy duty MS Hings of suitable size painted with synthetic enamelled paint (Blue colour) over a coat of primer including grouting of frame in PCC or brick work with plaster and final touch with double layer of white wash complete all as specified and directed.

M/s ASK Enterprises (BID ID -3408050)

Hitesh Construction (BID ID -3400303)

M/s Yash Electrical and Maintenance (BID ID -3404761)

PD GUPTA AND COMPANY (BID ID -3408018)

M/S Anand Enterprises (BID ID -3408158)

GAR CONSTRUCTIONS (BID ID -3408162)

S.R.Enterprises (BID ID -3408243)