improvement of Water Supply...

[14.51.1]Hire charges for Hydraulic excavator/Loader like JCB/Pock lain, Hitachi etc with all accessories having bucket capacity 1. Hire Charges forJCB with bucket capacity of 0.4 cum [Through rate]

[20.100]Supplying and fixing well threaded M.S. cap for 273.10mm outer dia M.S. pipe as per ISI 226 as amended up to date to the satisfaction of the Engineer-in-charge. [Through Rate]

[20.101]Supplying as per IS 226 as amended up to date deodar wooden box made of 20mm thick wood size 60 cm x 75 cm x 30 cm with lid and locking arrangement etc for preserving the strata samples received from the bore as and when desired by the Engineer-in-charge. [Through Rate]

[20.102]Supplying and fixing 273.10mm M.S. clamp as per IS 226 as amended up to date for supplying 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 5.40mm, 2.00 m long (each) embedded in suitable foundation as approved by the Engineer-in-charge. [Through Rate]

[20.103.1]Development of tube well according to clause 9.3 of IS: 2800-1991 (Part-I) as amended up to date and specifications attached and as directed by the Engineer-in-charge of the work including the cost of all consumable stores, fuel, oil, compressors, pumps and machinery etc. as required for the work. 1. Compressor 450cfm x 250 psi [Through Rate]

[20.104]Electric logging of tube well. [Through Rate]

[20.105]Providing and fixing centralizer guides (centralizer) fitted to the well assembly except the housing pipe, at bottom and at a spacing of 12 m centre to centre, to keep the assembly in centre of the bore hole as per approved design and specifications with MS threaded socket, confirming to IS : 226 amended up to date. Electric Resistance welded (ERW) M.S. Pipes / ERW Cage type Vee wire wound screen / Stainless steel screen / galvanized screens duly ISI Marked [Through Rate]

[20.106.1]Supply, testing and lowering (ERW) electric resistance welded M.S. pipes with MS threaded socket as per IS 4270 as amended up to date, duly ISI marked for housing pipe in 4 to 7 metres random length into bore well with 88.90mm of threaded ends (8 threads to an inch or 25.40 mm) manufactured out of 8mm thick MS plates with required numbers of MS socket 177.8mm with inside thread to match the pipe threads and made out of MS plate in to borehole in vertical position including cost of all tools and plants, complete in all respects to the satisfaction of Engineer-in-charge, 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 of following sizes: 1. 200x6.4mm [Through Rate]

[20.106.2]Supply, testing and lowering (ERW) electric resistance welded M.S. pipes with MS threaded socket as per IS 4270 as amended up to date, duly ISI marked for housing pipe in 4 to 7 metres random length into bore well with 88.90mm of threaded ends (8 threads to an inch or 25.40 mm) manufactured out of 8mm thick MS plates with required numbers of MS socket 177.8mm with inside thread to match the pipe threads and made out of MS plate in to borehole in vertical position including cost of all tools and plants, complete in all respects to the satisfaction of Engineer-in-charge, 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 of following sizes: 2. 250x8.0mm [Through Rate]

[20.107.1.2]Supply, testing and lowering of ISI marked all welded stainless steel screen (SS304) cage Type V-Wire Wound Screens in bore wells conforming to IS:8110 and compositions of material as per IS:1012, outer dia 221mm equivalent thickness required as per code, tensile load 14000 kg minimum and ring thickness as per IS code of following sizes:- 1.2. Stainless Steel Screens 200x8.0x0.75mm [Through Rate]

[20.114.9]Supplying erection, testing of fully automatic electric control panel board for T/Wells in Pump Chamber consisting of MS sheet of thickness 14 gauge duly painted box type floor mounted made of angle Frame containing 1 no. fully automatic air brake starter suitable for Motor of the following capacity, Min 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 and 1 no. single phase preventers with the timer switch including wiring in panel board and suitable electric energy meter wiring in Electric Control Panel Board complete in all respect as per specification given in Schedule No. II, Including MCB, suitable, Capacitor, Wooden Box etc as per site requirement complete in all respect. 9. 50 HP Motor [Through Rate]

[20.124.24]Supplying, erection, testing and commissioning of submersible pumping sets as per BIS SPECIFICATION No. 8034-1989 (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 IS 8034-1989 and Clause 4.1 of IS 9283-1979. 24. LPM 900 Head 75 BHP 25.00 Say Round BHP 25.00 [Rate]

[20.54.3]Providing GI pipes class B marked with IS: 1239 in 3.05 m length, their threading and welding with flanges (Heavy Duty) on both sides, jointing with nuts and bolts ( ‘W’ make), rubber gaskets , lowering into Tube wells and testing including carriage, loading, unloading etc. complete in all respects to the satisfaction of Engineer-in- Charge. 3. 80 mm i/d [Through Rate]

[20.68.1]Providing, lowering, laying in trenches, aligning, fixing in position and jointing at all level/depths Ductile Iron (DI) standard specials plain /flanged/ socketed confirming to IS9523-2000 with rubber ring (EPDM/SBR) joints such as tees, bends, tapers, caps etc. with in trenches in DI pipe line complete including all material, labour, testing and commissioning along with pipe line as per Technical Specifications and as per direction of Engineer. 1. Up to 300mm dia [Through Rate]

[20.88]Supply, erection, testing and commissioning of CT meter of standard make with cubical meter box as per HVPNL specifications including 3 phase electrical meter 100/5 of standard make approved by HVPNL including CT/PT of suitable rating complete in all respect as per directions of Engineer-in-charge [Through Rate]

[20.96.1]Drilling of 609.60mm dia bore by hydraulic rotary drilling (reverse circulation method) percussion rig according to ISI specification No. 2800-1991 (Part-I) as amended up to date and modified to extent of the specification attached with this schedule of items of work in all kinds of soils and boulders up to 125 mm dia except rocky strata including the cost of all consumable stores, fuel, oil, soil stabilizing material and transportation of rig and other accessories to the site of proposed bore and back including cost of lowering of all size of casing pipe while boring and extracting the same against earth friction etc. complete to the satisfaction of the Engineer-in-charge. 1. Drilling from 0 metre but up to 200 metre BGL [Through Rate]

[20.96.2]Drilling of 609.60mm dia bore by hydraulic rotary drilling (reverse circulation method) percussion rig according to ISI specification No. 2800-1991 (Part-I) as amended up to date and modified to extent of the specification attached with this schedule of items of work in all kinds of soils and boulders up to 125 mm dia except rocky strata including the cost of all consumable stores, fuel, oil, soil stabilizing material and transportation of rig and other accessories to the site of proposed bore and back including cost of lowering of all size of casing pipe while boring and extracting the same against earth friction etc. complete to the satisfaction of the Engineer-in-charge. 2. Above 200 metre but up to 200 metre BGL [Through Rate]

[20.97]Supplying, fixing and lowering reducing socket as per IS:226 as amended up to date 273.10mm outer dia, x 219.10mm outer dia with 8 threads per inch or 25.40mm to be made out of M.S. plate with internal threads, suitable for jointing 273.10mm outer dia pipe and outer dia pipe and 219.10mm outer dia ERW pipe [Through Rate]

[20.98]Providing and fixing in position suitable bail plug hook of 219.10mm/273.10mm as per IS 226 as amended up to 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. [Through Rate]

[20.99]Supplying and packing graded gravel in bore well of size as per ISI 4097, as amended up to date (Grade A) 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 and size of the gravel packing will be designed and directed by the Engineer-in-charge strictly as per relevant ISI. [Through Rate]

[24.5.1.5]MISCELLANEOUS ITEMS 1.5. Supply and jointing three core submersible flat cables of approved make with bare bunched copper conductor insulated and sheathed with PVC for submersible pump motors /fountain lights etc with voltage grade 1100 volts marked with IS:694, 1990 including cost of jointing, materials as well as carriage, loading, unloading etc. complete in all respect up to the entire satisfaction of Engineer- in-Charge. Submersible Copper Cable 3 Core 10 sqmm [Through Rate]

[33.17.3]Providing and fixing M.S. clamp of required dia to the top of casing/ housing pipe of tube well as per IS: 2800 (part I), including necessary bolts and nuts of required size complete. 3. 200 mm clamp [Through Rate]

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