RWH IGAR (N)

Schedule-A Part -I : Rain water Harvesting work at Garrison Bn Assam Rifles Providing flat iron brackets 50x3 mm size with necessary bolts, nuts and washers etc. for fixing G.S. sheets gutters with purlins.

Providing and fixing 15 cm wide, 45 cm overall semi-circular plain G.S. sheet gutter with iron brackets 40x3mm size, bolts, nuts and washers etc., including making necessary connections with rain water pipes complete. 0.80 mm thick with zinc coating not less than 275 gm/m² .

Providing & fixing 150 mm x 80 mm dia funnel x 350 mm long made out of 1.00 mm thick GI Sheet fixed with rain water gutter with 40 m lap joint/ welded/ riveted etc complete.

Providing and fixing on wall face unplasticised Rigid PVC rain water pipes conforming to IS : 13592 Type A, including jointing with seal ring conforming to IS : 5382, leaving 10 mm gap for thermal expansion, (i) Single socketed pipes. 110 mm diameter.

M/L for Clamps and M.S. stays including bolts and nuts for 100 mm pipe

Constructing masonry Chamber 30x30x50 cm inside, in brick work in cement mortar 1:4 (1 cement :4 coarse sand) for stop cock, with C. I. surface box 100x100 x75 mm (inside) with hinged cover fixed in cement concrete slab 1:2:4 mix (1 cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size), i/c necessary excavation, foundation concrete 1:5:10 ( 1 cement : 5 fine sand : 10 graded stone aggregate 40mm nominal size ) and inside plastering with cement mortar 1:3 (1 cement : 3 coarse sand) 12mm thick, finished with a floating coat of neat cement complete as per standard design. With common burnt clay F.P.S. (non modular) bricks of class designation 7.5

Constructing masonry Chamber 90x90x100 cm inside, in brick work in cement mortar 1:4 (1 cement : 4 coarse sand) for sluice valve, with C.I. surface box 100 mm top diameter, 160 mm bottom diameter and 180 mm deep (inside) with chained lid and RCC top slab 1:2:4 mix (1 cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size ), i/c necessary excavation, foundation concrete 1:5:10 (1 cement : 5 fine sand : 10 graded stone aggregate 40 mm nominal size ) and inside plastering with cement mortar 1:3 (1 cement : 3 coarse sand) 12 mm thick, finished with a floating coat of neat cement complete as per standard design. With common burnt clay F.P.S.(Non modular) bricks of class designation 7.5

Providing and fixing G.I. pipes complete with G.I. fittings including trenching and refilling etc. 40 mm dia nominal bore

Providing and fixing gun metal gate valve with C.I. wheel of approved quality (screwed end) 40 mm nominal bore

Supply and installation of monoblock pump set 5 HP, 415 Volt Make-Kirloskar/Crompton Greaves incl necessary fittings, foot valve 40mm dia incl foundation base and star delta starter with control panel

Provn of open type pump shed(Size-3.00x1.5mtr) height-2.50 mtr with CGI sheet roofing with steel frame structure 50mm/40/ 32mm MS pipe incl PCC flooring in all complete

S/F uPVC of dia 150 mm for connecting of intermediate chamber.

Schedule-A Part -II : Borewell and Connected Works M/L for carrying out Geo physical survey for ground water exploration by electrical resistively technique at different location spread at suitable intervals to find out delineation of litho logical features of area thickness of layers and most favorable site for ground water strata based on geological parameters and disposition of Sub surface formation aquifer up to depth of 200 mtrs and submitted a detailed report in this regards.

Transportation of rig and other equipment, erecting at site , preparation of mud pit and water supply arrangement for starting the work as directed by the EIC.

M&L of trial bore of pilot holes of 200 mm dia at any kind of soil incl hard stone/boulder of required dia for casing/ strainer pipe including collecting samples from different strata, preparing and submitting strata chart/ bore log, including hire & running charges of all equipments, tools, plants & machineries required for the job, all complete as per direction of Engineer-in-charge. (i) From ground level to 60.00 mtr

(ii) From 60.00 mtr & upto 120 mtr

(iii) From 120 mtr to not exc 200 mtr

M/L for reaming the pilot hole 200 mm dia to an enlarged bore hole up to 350 mm dia by using direct rotary circulation rig:- (i) From ground level to 60.00 mtr

(ii) From 60.00 mtr & upto 120 mtr

(iii) From 120 mtr to not exc 200 mtr

Supplying, assembling, lowering and fixing in vertical position in bore well, ERW (Electric Resistance Welded) FE 410 mild steel screwed and socketed/plain ended casing pipes of required dia, conforming to IS: 4270, of reputed & approved make, including painted with outside surface with two coats of anticorrosive paint of approved brand and manufacture, including required hire & labour charges, fittings & accessories, all complete, for all depths, as per direction of Engineer-in-charge.200 mm nominal size dia having minimum wall thickness 5.40 mm

Supplying, assembling, lowering and fixing in vertical position in bore well, ERW (Electric Resistance Welded) FE 410 plain slotted (having slot of size 1.6/3.2 mm) mild steel threaded and socketed/ plain bevel ended pipe (type A) of required dia, conforming to IS: 8110, of reputed and approved make, having wall thickness not less than 5.40 mm, including painted with outside surface with two coats of anticorrosive bitumestic paint of approved brand and manufacture, including hire & labour charges, fittings & accessories, all complete, for all depths, as per direction of Engineer -in-charge.200 mm nominal size dia

Supply and fixing of 200 mm dia MS bail plug with entered anti corrosive epoxy paint

Supply and fixing with reducing socket 200x150 mm dia .

Supply and fixing of 200 mm dia MS housing clamp incl anti corrosive paint.

Supply and fixing of MS well cap for 200 mm dia pipe made of steel plate etc in all complete

Supplying, filling, spreading & leveling gravels of size range 5 mm to 10 mm, in the recharge pit, over the existing layer of boulders, in required thickness, for all leads & lifts, all complete as per direction of Engineer-in-charge.

Development of tube well in accordance with IS : 2800 (part I) and to establish maximum rate of usable water yield without sand content (beyond permissible limit), with required capacity aircompressor, running the compressor for required time till well is fully developed, measuring yield of well by "V" notch method or any other approved method, measuring static level & draw down etc. by step draw down method, collecting water samples & getting tested in approved laboratory, i/c disinfection of tubewell, all complete, including hire & labour charges of air compressor, tools & accessories etc.,all as per requirement and direction of Engineer-in-charge.

Supply and anchoring of steel supply wire of 6 mm dia having PVC sleeve above the rope with submersible pump and fastening the same securely above the ground level near the borewell etc in all complete as per directed by Engr-in-charge.

M/L of submersible pump set lifting stand incl two 100 mm dia GI post ht up to 4 mtr and one 80 mm dia GI pipe 2 mtr length, Supply and fixing of chain pully suitable for 7.5 HP submersible pump set, civil foundation incl all connected arrangement as required for lowering / taking up of above pump set in all as per directed by Engr-in-charge

supply, installation, testing and commissioning of submersible pump set capacity 3 HP, AC three phase, 415 volt , 50 Hz 2880 RPM suitable for 200 mm dia borewell incl lifting and lowering of pump set etc in all complete as per directed by Engr-in-charge.( Make -KSB/ calama / CRI / kirlosker) and incl control panel with timer system and out door fitting arrangement in all complete as per directed by Engr-In-Charge

Supply and laying of three core flat PVC insulated and PVC sheathed copper conductor submersible cable 6 sqmm (Make- Havells/ Plaza/ Finolex)

Supply only submersible pump set capacity 3 HP, AC three phase, 415 volt , 50 Hz 2880 RPM suitable for 200 mm dia borewell ( Make -KSB/ calama / CRI / kirlosker) (Stand By)

S/F of CPVC pipe 32mm dia incl jointing of pipes & fittings with one step CPVC solvent cement and testing in all complete for column pipe

Schedule A Part-III : Detail Estimate for RCC Water tank 50,000 ltrs capacity Construction of RCC Water Tank 50,000 ltrs Capacity as per drawing No IGAR(N)/ 2019/02 Sheet No 1/1 and specification & direction of Engr-in-Charge all complete

Schedule A Part-IV : Constr of 1 No Pump House of Size 5.00 x 4.00m with brick walls , CGI Sheet roofing over angle iron framework, PCC flooring, AC Plain sheet false ceiling, painting wks and internal electrification Constr of 1 No Pump House of Size 5.00 x 4.00m with brick walls , CGI Sheet roofing over angle iron framework, PCC flooring, AC Plain sheet false ceiling, painting wks and internal electrification as per drawing No IGAR(N)/Engr/2023/27 and Sheet No 01/01 and specification & direction of Engr-in-Charge all complete

Schedule A Part-V : Water Supply Pipeline with connected works including Pump sets and Panel Boards Providing and fixing G.I. pipes 'M' complete with G.I. fittings including trenching and refilling etc. External work 65 mm dia nominal bore.

Providing and fixing G.I. pipes 'M' complete with G.I. fittings including trenching and refilling etc. External work 50 mm dia nominal bore.

Providing and fixing G.I. pipes 'M' complete with G.I. fittings including trenching and refilling etc. External work 40 mm dia nominal bore

Providing and fixing G.I. pipes 'M' complete with G.I. fittings including trenching and refilling etc. External work 32 mm dia nominal bore

Providing and fixing gun metal gate valve with C.I. wheel of approved quality (screwed end) : 32 mm nominal bore

Providing and fixing gun metal gate valve with C.I. wheel of approved quality (screwed end) : 40 mm nominal bore

Providing and fixing gun metal gate valve with C.I. wheel of approved quality (screwed end) : 50 mm nominal bore

Providing and fixing gun metal gate valve with C.I. wheel of approved quality (screwed end) : 65 mm nominal bore

Supply, installation and commissioning of 10HP Centrifugal Pump Set, electrical driven, 3 phase, 415 Volt . Make : Kirlosker/ Cromton Grives incl PCC foundation base and necessry fittings and testing in all complete as per Engr-In-Charge

Supply, installation and commissioning of 7.5 HP Centrifugal Pump Set, electrical driven, 3 phase, 415 Volt . Make : Kirlosker/ Cromton Grives incl PCC foundation base and necessry fittings and testing in all complete as per Engr-In-Charge

Provn of open type pump shed(Size-3.00 x 1.5mtr) height-2.50 mtr with CGI sheet roofing with steel frame structure 50mm/40/ 32 mm MS pipe incl PCC flooring and development work etc in all complete

Providing of Chemical and biological Water testing report from authorized Govt lab.

Schedule A Part-VI : Constr of RCC Water tank 10,000 ltrs capacity at Kohima Construction of RCC Water Tank 10,000 ltrs Capacity as per drawing No IGAR(N)/2019/03 Sheet No 1/1 and specification & direction of Engr-in-Charge all complete

Schedule A Part-VII : External Electrification and Connected Works Supply, laying and testing cable "Havels/KEI/ Finolex" XLPE insulated, screened, PVC bedded, galvanised steel strip or wire armoured, electric power cables 1100 volts grade with standard aluminium conductor of size 35 sqmm 3.5 core incl earth work with trenching, sand cushioning, brick soiling, road crossing incl supporting pipe with necessary wk if required as per directed by Engr-In-Charge.

Supply, laying and testing cable "Havels/KEI/ Finolex" XLPE insulated, screened, PVC bedded, galvanised steel strip or wire armoured, electric power cables 1100 volts grade with standard aluminium conductor of size 50 sqmm 3.5 core incl earth work with trenching, sand cushioning, brick soiling ,road crossing incl supporting pipe with necessary wk if required as per directed by Engr-In-Charge

Supply, laying and testing of 16 sqmm copper multistrand cable "Havels/ Polycab/ Finolex single core with necessary wk as required as per directed by Engr-In-Charge

Schedule A Part-VIII : Development Work Earth work in excavation by mechanical means (Hydraulic excavator) /manual means over areas(exceeding 30 cm in depth,1.5 m in width as well as 10 sqm on plan)including getting out and disposal of excavated earth lead up to 50m and lift up to 1.5m as directed by Engr In Charge all kind of soil

GAUTAM ENTERPRISES

G.S.Builders