| 1 | 1 | Drilling of 609.60 mm dia bore by hydraulic rotary drilling (reverse circulation method)/. according to ISI specification No 280O-1991 (Part-l) as amended up to date and modified to extent of the specification attached with this schedule of items of work in all kinds of soil and boulders up to 125mm dia except rocky strata including the cost of all consumable stores, fuel oil, soil, stabilizing material & transportation of rig & other accessories to the site of proposed bore & back, complete to the satisfaction of the Engineer-in-charge. | | 150 | Per Mtr. |
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| 2 | 2 | Supplying & Lowering 219.10mm outer dia ERW steel pipes as per IS 4270/1992 as amended up to date, duly lSl marked for housing pipe in 4 to 7 meters random length with 88.90mm of threaded ends (8 threads to an inch or 25.40mm) manufactured out of 6.40 mm thick M.S. plates with required number of M.S, socket 177.80mm length with inside thread to match the pipe threads and made out of M.S. plate in to borehole in vertical position including cost of all scaffolding, derricks, Jim, poles, tools and plants, ropes. guys M S. clamp embedded in foundation etc. complete in all respects to the satisfaction of the Engineer-in charge of the work including cost of all cutting, threading of pipe welding where required and all sockets. The pipe shall be painted with anti corrosive paint and covered tightly with polythene. | | 120 | Per Mtr. |
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| 3 | 3 | Providing and fixing 219.10mm all welded low carbon galvanized steel (LCG) cage type-V-wire wound screen confirming to IS. 8110-2000 IS.4270-1992 and composition of material specification grade AISI 1012 having slot size 0.75mm with outer diameter 219mm equivalent thickness 6mm screen will be off continuous trapezoidal wire spirally wound armored fabricated case. The wrapping wire having a ‘V’ shaped wedge profile wire with flat surface on the out side E/Producing expanding slot on the inside of various dimensions, resistance welded to a cylindrical body made of number of longitudinal special high tensile support rod to provide smooth unrestricted bore which are in turn welded into cylindrical ring will be welded on both side of the screen such that it will not effect the total tensile strength. | | 25 | Per Mtr. |
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| 4 | 4 | Providing and fixing in position suitable bail plug with hook of 219.10mm as per ISI. 226-1975 as amended upto date including the cost of M.S. screwed sockets etc., complete in all respects to the entire satisfaction of the Engineer-in-Charge of the work. | | 1 | Each |
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| 5 | 5 | Supplying and packing graded gravel of size as per ISI. 4097-1988, as amended upto date and specification attached with this schedule of item of work. The gravel should be free from dust, dirt or vegetable matters. Packing to be done from the housing pipe to the bottom of liner all around in the bore and will be placed after liner and housing pipes have been lowered and suitably clamped. Thickness & size of the gravel packing will be designed & directed by the Engineer-in-Charge strictly as per relevant ISI. (25 cum x 14 = 350 cum) | | 22 | Cum |
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| 6 | 6 | (a)Supplying and fixing well threaded M.S. cap for 219.10mm outer dia M.S. pipe as per ISI. 226/1975 as amended upto date to the satisfaction of the Engineer-in-Charge. (1 No. x4 = 4 Nos.) | | 1 | Each |
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| 7 | 7 | (a)Supplying & fixing 219.10mm M.S. clamp as per IS 226/1975 as amended upto date for supporting the housing pipe supported on two girders not less than ISMB 100mm x 150mm weight not less than 17.00 kg/m. cross section area not less than 21.67 sq.cm. flange thickness 7.00mm web thickness 5.40 mm, 2.00 m long (each) embedded in suitable foundation as approved by the Engineer-in-Charge including cost of 2 Nos. guarder. | | 1 | Each |
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| 8 | 8 | Supplying and fixing of wooden box | | 1 | Each |
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| 9 | 9 | Development of T/well according to clause 9.3 of ISI.2800-1991 (Part-I) as amended upto date specifications attached and as directed by the Engineer-in-Charge including of the work including the cost of all consumable stores, fuel, oil, compressors, pumps & machinery etc., as required for this work. (a)When developed by compressor of the 600 CFM, 250 PSI & suitable rating. | | 10 | Per Hrs. |
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| 10 | 10 | Charges for Resistivity survey complete in all respect to the satisfaction of the Engineer-in-Charge at the proposed site giving results ascertaining quality, quantity of good water bearing strata and type and depth of Geological strata complete in all respects. | | 1 | Per Job |
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| 11 | 11 | Prov. & fixing CI. Specials A/F CI specials fitted at site including cost of nut bolt, rubber sheet etc. excluding cost of CID. Joints. | | 100 | Per Kg. |
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| 12 | 12 | Supplying, erection testing and commissioning of submersible pumping set of reputed make, B.S., Oswal, Amrut, Jyoti, CRI & KSB etc. . The motor confirming to IS. 9283/1995 (upto date amended). The motor totally enclosed to avoid pollution with a thrust bearing of adequate size to with stand weight of all rotating parts and having 2800 to 3000 RPM, 3 phase, 50 cycles 400+10% voltage power supply with submersible, pump confirming to ISI. Specification No.8034-1989 (upto date amended) dynamically balance Gun Metal/ Stainless steel impellor, with stainless steel shaft protective sleeve set of supporting clamp 80mm i/d GI. Nipple and graded cast iron stage bowls etc. alongwith submersible cable upto panel board including carriage, loading and unloading complete in all respect to the satisfaction of the Engineer-in-Charge. Discharge 250 LPM Head 60 Mtr. 10.00 BHP including suitable wiring from motor to panel board. | | 1 | Each |
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| 13 | 13 | Providing & fixing electric controlled Panel Board (Box type) suitable for motor with Main switch/MCB, star delta oil inner side fully automatic starter, Indicator lamp, capacitor Amp. meter voltmeter, 3 Nos. Kit Kats with cable etc. complete in all respect including carriage loading & unloading to the satisfaction of the Engineer-in-Charge including suitable wiring from DHBVN supply to panel board. | | 1 | Each |
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| 14 | 14 | Providing electric logging of tubewells | | 1 | Per Job |
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| 15 | 15 | Supplying and Fixing of C.I. double flanged C.I. specials such as Bends, Tees, reducers, enlargers & Tail piece etc. confirming to IS specification 1538:1993 complete in all respect .\nFor UGT 14600 and For P/Machinery 5300 \n | | 100 | Per Kg. |
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| 16 | 16 | Supply and laying synthetic Rubber Polymner food grade epoxy paint mixed with cement for cement concrete surface as per specification complete in all respect. | | 40 | Per Sqm |
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| 17 | 17 | Supplying of Horizontal submersible pumping sets as per BIS specification No. 8034 (as amended upto date for pumps) and IS: 9283-1979 (as amended upto date for motor) the pump motor sets should be capable of pumping clear fresh cold water having characteristics as specified in clause-4 of I.S. 8034/1989 and clause 4.1 of I.S. 9283/1979. approved make as per schedule including carriage, loading & unloading etc. complete in all respect with the entire satisfaction of Engineer-in-charge with suitable wiring upto panel board from motor 200 LPM x 40 M Head (3 HP) | | 2 | Each |
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| 18 | 18 | Supplying, erection, testing of fully automation electric control panel board forhorizontal submersible of 200 LPM 40 M. Head in pump chamber consisting of MS. Sheet of thickness 14 gauge duly painted box type floor mounted made of angle frame 50x 50 x 6mm duly spray painted containing 1 No. fully automatic oil immersed starter suitable for motor, Main switch of suitable range with HRC fuse, 1 No. volt meter (0 to 500 volts), 1 No. amp. meter of 0 to 100 amp., 3 sets of indicating lamp, capacitor of suitable capacity 1 No. single phase preventors with the timer switch including wiring in panel board and wiring from DHBVN supply to panel board complete in all respect Upto 10 HP pump | | 1 | Each |
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| 19 | 19 | Supply and fixing of D.I. specials for D.I. pipe line confirming to IS:9523 including cost of EPDM, Rubber gasket , carriage, loading, unloading etc. complete in all respect to the entire satisfaction of Engineer-in-charge | | 80 | Per Kg. |
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| 20 | 20 | Crossing of road/ Drain through horizontal boring by bocky complete in all respect for 250 mm i/d to 400 mm i/d D.I. pipe line | | 20 | Per Mtr. |
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| 21 | 21 | Supply and fixing of D.I. specials for D.I. pipe line confirming to IS:9523 including cost of EPDM, Rubber gasket , carriage, loading, unloading etc. complete in all respect to the entire satisfaction of Engineer-in-charge | | 150 | Per Kg. |
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