SPECIAL REPAIR /REPLACEMET OF PUMPING WATER PIPE LINE FROM BSO YARD TO GANGA OHT TUSHAR CHAKRA AND DELIVERY WATER PIPE LINE FROM CHILDREN PARK TO MD BLOCK P-26 OR MD ACCN BLOCK IN GOVIND NAGAR UNDER GE MISSAMARI.

Amount

Excavation in trenches n exc 1.50 m wide and n exc 1.50 m depth in soft /loose soil and getting out for lying of cable and errection pipe etc complete all as directed.

Returning, filling in, trenches in soft /loose soil including spreading, leveling, watering and well ramming in layers not exc 25 cm complete all as directed.

Removal of excavated soil to a distance n. exc 50 m and depositing where directed at a level n.exc 1.5 m above the starting point complete all as directed.

Taking up old cast iron water mains 250 mm bore (dia) with all fittings with spigot and socket ends and lead joints inclunding burning out joints and recovering lead. Serviceable Pipes Leads etc keep in safe custody for reuse,etc complete all as specified and as directed by Engr-in-charge.

Taking up old cast iron water mains 300 mm bore (dia) with all fittings with spigot and socket ends and lead joints inclunding burning out joints and recovering lead. Serviceable Pipes Leads etc keep in safe custody for reuse,etc complete all as specified and as directed by Engr-in-charge.

Taking up old cast iron water mains 200 mm bore (dia) with all fittings with spigot and socket ends and lead joints inclunding burning out joints and recovering lead. Serviceable Pipes Leads etc keep in safe custody for reuse,etc complete all as specified and as directed by Engr-in-charge.

Taking up old cast iron water mains 150 mm bore (dia) with all fittings with spigot and socket ends and lead joints inclunding burning out joints and recovering lead. Serviceable Pipes Leads etc keep in safe custody for reuse,etc complete all as specified and as directed by Engr-in-charge.

Taking up old cast iron water mains 100 mm bore (dia) with all fittings with spigot and socket ends and lead joints inclunding burning out joints and recovering lead. Serviceable Pipes Leads etc keep in safe custody for reuse,etc complete all as specified and as directed by Engr-in-charge.

Taking up old cast iron water mains 80 mm bore (dia) with all fittings with spigot and socket ends and lead joints inclunding burning out joints and recovering lead. Serviceable Pipes Leads etc keep in safe custody for reuse,etc complete all as specified and asdirected by Engr-in-charge.

Taking up or down galvanised steel tubing 25/32 mm bore (dia) including connections and fittings from trenches , walls, floors, etc complete all as specified and as directed by Engr-in-charge.

Taking up or down galvanised steel tubing 40 mm bore (dia) including connections and fittings from trenches , walls, floors, etc complete all as specified and as directed by Engr-in-charge.

Taking up or down galvanised steel tubing 50 mm bore (dia) including connections and fittings from trenches , walls, floors, etc complete all as specified and asdirected by Engr-in-charge.

Supply, laying, jointing & testing of Ductile Iron (DI) Pressure 300 mm bore (dia) with Spigot & Socket Ends, Centrifugally Cast (Spun) with Cement Mortar Lining in Inner Side confirming to IS : 8392 /2000 in standard length for classification class K-9 and other relevant standards and Metallic Zinc Coating followed by a finishing layer of Epoxy Paint in outer side, suitable for Push-on Joint (Rubber Gasket Joint) in any length and laid in Trenches, complete all as specified and as directed by Engr-in charge. .Make- Electrosteel casting ltd or equivalant Make of Tata/Jindal. Note- 1.Excavation and DI Specials shall be measured and paid separately . 2. Rate of rubber gasket is deemed to be included in unit quoted rate

Supply, laying, jointing & testing of Ductile Iron (DI) Pressure 250 mm bore (dia) with Spigot & Socket Ends, Centrifugally Cast (Spun) with Cement Mortar Lining in Inner Side confirming to IS : 8392 /2000 in standard length for classification class K-7 and other relevant standards and Metallic Zinc Coating followed by a finishing layer of Epoxy Paint in outer side, suitable for Push-on Joint (Rubber Gasket Joint) in any length and laid in Trenches, complete all as specified and as directed by Engr-in charge. .Make- Electrosteel casting ltd or equivalant Make of Tata/Jindal. Note- 1.Excavation and DI Specials shall be measured and paid separately . 2. Rate of rubber gasket is deemed to be included in unit quoted rate

Supply, laying, jointing & testing of Ductile Iron (DI) Pressure 200 mm bore (dia) with Spigot & Socket Ends, Centrifugally Cast (Spun) with Cement Mortar Lining in Inner Side confirming to IS : 8392 /2000 in standard length for classification class K-7 and other relevant standards and Metallic Zinc Coating followed by a finishing layer of Epoxy Paint in outer side, suitable for Push-on Joint (Rubber Gasket Joint) in any length and laid in Trenches, complete all as specified and as directed by Engr-in charge. .Make- Electrosteel casting ltd or equivalant Make of Tata/Jindal. Note- 1.Excavation and DI Specials shall be measured and paid separately . 2. Rate of rubber gasket is deemed to be included in unit quoted rate

Supply, laying, jointing & testing of Ductile Iron (DI) Pressure 150 mm bore (dia) with Spigot & Socket Ends, Centrifugally Cast (Spun) with Cement Mortar Lining in Inner Side confirming to IS : 8392 /2000 in standard length for classification class K-7 and other relevant standards and Metallic Zinc Coating followed by a finishing layer of Epoxy Paint in outer side, suitable for Push-on Joint (Rubber Gasket Joint) in any length and laid in Trenches, complete all as specified and as directed by Engr-in charge. .Make- Electrosteel casting ltd or equivalant Make of Tata/Jindal. Note- 1.Excavation and DI Specials shall be measured and paid separately . 2. Rate of rubber gasket is deemed to be included in unit quoted rate

Supply, laying, jointing & testing of Ductile Iron (DI) Pressure 100 mm bore (dia) with Spigot & Socket Ends, Centrifugally Cast (Spun) with Cement Mortar Lining in Inner Side confirming to IS : 8392 /2000 in standard length for classification class K-7 and other relevant standards and Metallic Zinc Coating followed by a finishing layer of Epoxy Paint in outer side, suitable for Push-on Joint (Rubber Gasket Joint) in any length and laid in Trenches, complete all as specified and as directed by Engr-in charge. .Make- Electrosteel casting ltd or equivalant Make of Tata/Jindal. Note- 1.Excavation and DI Specials shall be measured and paid separately . 2. Rate of rubber gasket is deemed to be included in unit quoted rate

Supply, laying, jointing & testing of Ductile Iron (DI) Pressure 80 mm bore (dia) with Spigot & Socket Ends, Centrifugally Cast (Spun) with Cement Mortar Lining in Inner Side confirming to IS : 8392 /2000 in standard length for classification class K-7 and other relevant standards and Metallic Zinc Coating followed by a finishing layer of Epoxy Paint in outer side, suitable for Push-on Joint (Rubber Gasket Joint) in any length and laid in Trenches, complete all as specified and as directed by Engr-in charge. .Make- Electrosteel casting ltd or equivalant Make of Tata/Jindal. Note- 1.Excavation and DI Specials shall be measured and paid separately . 2. Rate of rubber gasket is deemed to be included in unit quoted rate

Supply Laying and Fix 3 layered (outer green coloured UV stabalized , middle black coloured UV stabalized, and inner most layer white coloured with antimicrobial property) fusion welded PP-R ( Polypropyelene random copolymer) Pipes 63 mm dia outer dia ISI marked and fittings including plain PPR Fittings and brass threaded PPR fittings and cramping , cutting and making good to the damages of grade PN -16 SDR 7.4 including laid in trenches or surface , fixing on wall with clamps at 1.00m spacing including testing of joints complete all as specified and as directed by Engr-in-charge. Make-SFMC/PRINCE/WET FLOW/VECTUS. Note - Excavation shall be measured and paid separately

Supply Laying and Fix 3 layered (outer green coloured UV stabalized , middle black coloured UV stabalized, and inner most layer white coloured with antimicrobial property) fusion welded PP-R ( Polypropyelene random copolymer) Pipes 50 mm dia outer dia ISI marked and fittings including plain PPR Fittings and brass threaded PPR fittings and cramping , cutting and making good to the damages of grade PN -16 SDR 7.4 including laid in trenches or surface , fixing on wall with clamps at 1.00m spacing including testing of joints complete all as specified and as directed by Engr-in-charge. Make-SFMC/PRINCE/WET FLOW/VECTUS Note - Excavation shall be measured and paid separately

Supply Laying and Fix 3 layered (outer green coloured UV stabalized , middle black coloured UV stabalized, and inner most layer white coloured with antimicrobial property) fusion welded PP-R ( Polypropyelene random copolymer) Pipes 40 mm dia outer dia ISI marked and fittings including plain PPR Fittings and brass threaded PPR fittings and cramping , cutting and making good to the damages of grade PN -16 SDR 7.4 including laid in trenches or surface , fixing on wall with clamps at 1.00m spacing including testing of joints complete all as specified and as directed by Engr-in-charge. Make-SFMC/PRINCE/WET FLOW/VECTUS Note - Excavation shall be measured and paid separately

Supply Laying and Fix 3 layered (outer green coloured UV stabalized , middle black coloured UV stabalized, and inner most layer white coloured with antimicrobial property) fusion welded PP-R ( Polypropyelene random copolymer) Pipes 32 mm dia outer dia ISI marked and fittings including plain PPR Fittings and brass threaded PPR fittings and cramping , cutting and making good to the damages of grade PN -16 SDR 7.4 including laid in trenches or surface , fixing on wall with clamps at 1.00m spacing including testing of joints complete all as specified and as directed by Engr-in-charge. Make-SFMC/PRINCE/WET FLOW/VECTUS Note - Excavation shall be measured and paid separately

Supply Laying and Fix 3 layered (outer green coloured UV stabalized , middle black coloured UV stabalized, and inner most layer white coloured with antimicrobial property) fusion welded PP-R ( Polypropyelene random copolymer) Pipes 25 mm dia outer dia ISI marked and fittings including plain PPR Fittings and brass threaded PPR fittings and cramping , cutting and making good to the damages of grade PN -16 SDR 7.4 including laid in trenches or surface , fixing on wall with clamps at 1.00m spacing including testing of joints complete all as specified and as directed by Engr-in-charge. Make-SFMC/PRINCE/WET FLOW/VECTUS Note - Excavation shall be measured and paid separately

M&L Cast Iron Sluice Valve 300 mm bore (dia), comply with IS:14846-2000, Class PN-1.6, both Ends Flanged, having Gun Metal Working Parts, Stainless Steel Spindle with Cast Iron Hand Wheel with all necessary fixing Arrangements such as Gaskets, Mild Steel Nuts, Bolts, Washers, etc. and testing including taking down unserviceable Sluice Valve, complete all as specified and as directed by Engr-in charge.Make- Kirloskar or equivalant Make of Sant/BIR/Leader/KVMC.

M&L Cast Iron Sluice Valve 250 mm bore (dia), comply with IS:14846-2000, Class PN-1.6, both Ends Flanged, having Gun Metal Working Parts, Stainless Steel Spindle with Cast Iron Hand Wheel with all necessary fixing Arrangements such as Gaskets, Mild Steel Nuts, Bolts, Washers, etc. and testing including taking down unserviceable Sluice Valve, complete all as specified and as directed by Engr-in charge.Make- Kirloskar or equivalant Make of Sant/BIR/Leader/KVMC.

M&L Cast Iron Sluice Valve 100 mm bore (dia), comply with IS:14846-2000, Class PN-1.6, both Ends Flanged, having Gun Metal Working Parts, Stainless Steel Spindle with Cast Iron Hand Wheel with all necessary fixing Arrangements such as Gaskets, Mild Steel Nuts, Bolts, Washers, etc. and testing including taking down unserviceable Sluice Valve, complete all as specified and as directed by Engr-in charge.Make- Kirloskar or equivalant Make of Sant/BIR/Leader/KVMC.

DI Bends tapers, Tees, pieces (Single or double branch) any Type and angle/ radius and straight connecting pieces for Pipe upto 300 mm bore complete all as specified and as directed by Engr-in charge.Make- Electrosteel casting ltd or equivalant Make of Tata/Electrotherm/Jindal/Kiswok/Kejriwal

M&L for PCC of type B2 1:2:4 ( 40 mm graded agrgregate) cement concrete in foundation/ road filling complete all as specified and directed.

M&L construction Brick Masonary valve pit of size 1200x1200x1200 mm ( internal dimention) one each brick thick wall in cement mortar 1:4 on 100 mm thick PCC 1:4:8 ( 40mm graded aggre-gate) in job foundation, renderring 15mm thick internally and externally upto 150mm below GL , providing 3.15 mm thich MS Sheet valve pit cover , welded with 40x5mm flat iron frame all round including provision of hinges, handle with locking arrangement and 40x40x6 mm angle iron frame fixed on top of value pit by means of hold fast 150mm long, embedd-ed in PCC 1:2:4 20 mm graded aggregate bolck of size 230x200x100mm applying two coats of anti- corrosive paint to all expossed steel surface over acoat of red oxide zinc chrome primer after preparation of surfaces and necessay earth work in soaft/ loose soil includinding demolition of unserviceable value pit, complete all as specified and as directed by Engr-In- Charge.

M&L for drilling and development of bore for 250 x 200 mm tube well by reverse rotary circulation method machine 250 mm bore size top or bottom by different cutters including all arrangement with appliances and excavation of pit for clay for circulation of water using bentonite or satisfy clay as per site of soil condition for settlement of bore hole for the depth from ground level to 60 mtr depth. (Note for Item No 30 to 33 -: The quoted rate shall be deemed to be inclusive of the cost of drilling ,pumps and fittings etc used in the process of drilling shall be provided by the contractor under his own arrangement for execution of the work.)

All as per item No. 30 here in befre but for depth 60 meters below ground level upto 90 meters depth, complete all as specified and directed.

All as per item No. 30 here in before but for depth 90 meters below ground level upto 120 meters depth , complete all as specified and directed.

All as per item No. 30 here in before but for depth depth exceding120 meters below ground level, complete all as specified and directed.

Supply, lowering, assembling and fixing in position in bore well 250mm dia ERW heavy quality MS housing pipe of 7mm wall thickness plain ended arc weld but joint with heavy duty collar and 20 x 4 mm mild steel flat iron contract guide in each joint (04 Nos of each joint) complete all as specified and directed.

Supply,lowering,assembling and fixing in position 200 mm dia ERW heavy quality MS black casing pipe of 6.5mm wall thickness plain ended arc weld butt joint with heavy duty collar and 20 x 4 mm mild steel flat iron contact guide in each joint (04 Nos of each joint) complete all as specified and directed.

Supply and lowering wire cage type strainer LCG confirming to IS-8110 200mm dia size of slot 0.75mm thickness, 4.95mm wall thickness 7mm and welded with MS pipe and heavy duty collar and welded centre guide MS flat iron 20 x 6 mm complete all as specified and directed.

Supply lowering assembuling and fixing in position 200 mm bore heavy duty ball plug 3 meter long ERW MS pipe of 6 mm wall thickness and covered with 6 mm plate duly welded by continously etc welding at both ends complete all as specified and as directed.

Supplying and fixing in position by welding heavy duty MS reducer 250 X200 mm of minimum wall thickness 6mm and 40 X 6 mm MS flat iron central guide complete all as specified and as directed.

Supply and filling pea gravel of size 3 to 6 mm for packing around the housing /assembly,slotted pipe of the bore well complete all as specified and as directed. Note:Pea gravel shall be paid as per stack measurment carried out on site.

Development of tube well with air compressor of capacity 250 psi /1000cum till sand/mud free water of potable quality is obtained and to achieve minimum discharging capacity of 25000 GPH complete all as specified and as directed, (Note:- Compressor with accessories and fuel shall be arranged by the contractor and same is included in the unit quoted rate ).

Yield testing of the tube well by suitable pump and motor for minimum discharge capacity of 25000 GPH for at least continuous 8 hour uniterrupted of run per day for three continuous days complete all as specified and directed. Note : `V' notch and other equipment including pump set shall be arranged by the contractor and cost of same is included in the unit rate quoted).

Testing of raw and treated water for all parameters covering complete chemical and bacterilogical test from DRL Tezpur or any Govt approved/recognised lab as approved by the GE complete all as specified and as directed.

Material and labour for mild steel iron clamp ( two parts made out of mild steel flat iron 150 mm width X 12 mm thick of approx 450 mm length and required size of CI nuts , bolts and washers and suitable for holding 100 mm bore colum pipe complete all as specified and directed .

Material and labour for plain cement concrete (1:2:4) type B-1 using 20 mm graded aggregate at as in coping benching and simillar items incl necessary form work etc complete all as specified and as directed .

Supply lowering and jointing mild steel column pipe ISI marked ,100 mm dia heavy grade 6.0 mm wall thickness ,flange ended complete with nuts , bolts ,washers and rubber gasket incl groove for cable entry system and applied with two coats black bituminious paint (food grade) on both inside and outside surfaces of pipe after prepartion of surfaces complete all as specified and as directed.

Supply and fixing well cap suitable for 250 mm internal dia housing pipe made out of 8 mm thick steel plate duly welded with locking arrengement with holes for passing 10 Sqmm flat submersible cable and 100 mm dia column pipe complete all as specified and as directed. ( Note : After completion of the work the well cap will be used to keep the tube well closed until the pump set is installed )

Supply and fix cast iron sluice valve class PN 1.6 long body type ,with brass spindle both ends flanged with holes , ISI marked IS 14846.20 including carbon steel nuts bolts & washers,rubber gaskets etc with CI wheel fixed to water mains of size 100 mm bore complete all as specified and directed .

Supply and fix CI Non Return Valve flanged ends of class 1.6 PN with CI wheel, of size 100mm bore, including all fittings i.e nut & bolts, washer and gasket, complete all as specified and directed .

Supply and fixing pressure gauge in pipe line 100 mm dia ,0 to 14 Kg / cm2 including all necessary fittings complete all as specified and as directed .

Supplying laying and testing PVC isulated and sheathed flat submersible cable with stranded copper conductor cable of size 3 core 10 Sqmm 1100 volts grade incl lugs and fixed in submersible pump set complete all as specified and as directed .

Supply and fix fully automatic star delta submerssible pump srarter of 20 HP capacity with auto unit 3 phase 415 volts relay range ground mounted on 50x6 mm flat iron clamp duley grouted in wall minimum clearence 2" fron wall including conections with lugs testing complete all as specified and as directed

M&L for RCC columns two nos having size of 300x 300 mm below GL 1.5 mtr depth and 3 mtr height above GL of M 25 grade having ISMB 200 of length 2.5 mtr placed at the top of the columns for lowering and unlowering of submersible pump and MS column pipes complete all asspecified and directed.

Supply, laying and testing Tubes, ' Medium Grade ' galvanised, 100 mm bore with all fittings laid in trenches,complete all as specified and as directed.

Supply, laying steel wire of 6 mm with PVC seathed for holding the submersible with necessary locking and fixing arrangement complete all as specified and directed.

M&L for Construction Brick Masonry Valve Pit of size 900x900x900 mm (Internal Dimension) one Brick thick Wall in Cement Mortar 1:4 on 100mm thick PCC 1:4:8 (40mm graded aggre-gate) in Foundation, Rendering 15mm thick internally and externally upto 150mm below GL, providing 3.0mm thick MS Sheet Valve Pit Cover, welded with 40x5mm Flat Iron Frame alround including provision of Hinges, Handle with Locking Arrangement and 40x40 x6mm Angle Iron Frame fixed on top of Valve Pit by means of holdfast 150mm long, embedd -ed in PCC 1:2:4 (20mm graded aggregate) Block of size 230x200x100 mm, applying two coats of Anti-corrosive Paint to all exposed Steel Surfaces over a coat of red oxide zinc chrome Primer after preparation of Surfaces and necessary Earth Work in Soft/ Loose Soil including demolition of unserviceable Valve Pit, complete all as specified and as directed.

M&L for earthing complete with galvanised steel earth plate electrode size 600x600x6.0mm thick buried directly in ground vertically in a pit of depth not less than 2.25 mtr below ground levels with top edge of the earth plate not less than 1.5 mtr below normal ground level surrounded from all sides by mixture of charcoal and common salt and electrode connected to and including galvanised Iron strip of size 32 x 6 mm by means of bolts, nuts, check nuts and washers of galvanised steel and GI Protection pipe light grade 40 mm dia bore for watering funnel with wire mesh refilling with vegetable soil without bolders and stones, gravels and aggregate etc,and CI cover with frame, PCC chamber pit with PCC 1:3:6 type C-2 excavation and earth work all as shown in electrical plate No 5 connected to earthing test point all as specified or indicated including testing on completion. NOTES : The unit rate includes for protection pipe and GI strip dia from top of earth plate up to 5.00 meter above ground level.

Boring holes horizontally under Road without damaging the surface of Road (minimum 1.0 METRE below the Road Surface with the help of GI Tubing not exc. 150 mm bore (dia) for passing of pipes, complete all as specified and as directed.

N.V.ENGINEERING

KAY CEE CO. INDIA

RC Madan

KAKWANI BUILDERS

M/S UTTAM SAHA

MAHINDER ELECTRICALS

M/S DB TRADING CO