Providing and fixing of 1 no of tubewell at Model town boosting station in ward 11 under MC Sonipat

Amount

-1. Providing and fixing of 25 HP Submersible Motor (Make: KSB, CRI, Crompton Greeves)

-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. 20.103.1 Compressor 450cfm x 250 psi 20.103.2 Compressor 800cfm x 550 psi 20.103.3 Compressor 11 OOcfm x 350 psi as per HSr 2021 item no. 20.103.3

-Providing , lowering, laying, aligning, cutting (cut surface to be finished uniformly), jointing with coupling and EPDM rubber rings marked with IS: 5382 and testing, AC pressure water supply pipes (Class-15) manufactured with Mazza process as per IS 1592:2003 and specials into trenches for all levels/depths including carriage, loading/ unloading, stacking, handling, rehandling etc. complete in all respects to the satisfaction of the Engineer in charge (Rates are inclusive of couplers, EPDM rubber rings and specials but exclusive of excavation and refilling) 20.108.1 100mm i/d 20.108.2 150mm i/d 20.108.3 200mm i/d as per HSr 2021 item no 20.108.3

-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-incharge, 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: 20.106.1 200x6.4mm 20.106.2 250xB.Omm as per HSR 2021 item no. 20.106

-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 & extracting the same against earth friction etc. complete to the satisfaction of the Engineer-in-charge. 20.96.1 Drilling from O metre but up to 200 metre BGL as per HSR 2021

-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

-20.107 20.108 Description 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 & compositions of material as per IS:1012, outer dia 221 mm equivalent thickness required as per code, tensile load 14000 kg minimum and ring thickness as per IS code of following sizes:- 20.107.1 Stainless Steel Screens 20.107 .1.1 200x8.0x0.50mm 20.107 .1.2 200x8.0xO. 75mm 20.107 .1.3 200x6.3x0.50mm 20.107.1.4 20.107.1.5 20.107.1.6 200x6.3x0. 75mm 250x7.3x0.50mm 250x7 .3x0. 75mm 20.107 .1. 7 250x8.2x0.50mm 20.107 .1.8 250x8.2x0. 75mm as per HSr 2021item no. 20.107.1.3

-Supplying and fixing 273.10mm M.S. clamp as per IS 226 as amended up each 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. As per HSr 2021 item no. 20.102

-Supplying and fixing well threaded M.S. cap for 273.10mm outer dia M.S. each pipe as per ISi 226 as amended up to date to the satisfaction of the Engineer-in-charge. as per HSr 2021 item no. 20.100

-20.104 Electric logging of tube well. as per HSr 2021

-Providing and fixing in position suitable bail plug hook of each 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. as per HSr 2021 item no. 20.98

-Providing, lowering, laying in trenches, aligning, fixing in position and jointing Ductile Iron (DI) ISi marked K-9 grade S&S pipes as per 15:8329- 2000 (amended up to date), with internal cement mortar lining for potable water with rubber ring (EPDM/SBR) joints as per IS: 5382-1985 (excluding special accessories) complete including all material, labour, hydraulic testing and commissioning as per Technical Specifications and as per direction of Engineer. Note: E/W to be measured and paid separately. as per HSR 2021 item no. 20.63.1

-Supplying and packing graded gravel in bore well of size as per ISi 4097, cum 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 & directed by the Engineer-in-charge strictly as per relevant ISi. as per HSR 2021 item no. 20.99

-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 O 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 fal respect. Make:- L&T, SIEMENS, BCH, SCHNEIDER. as per HSR 2021 item no. 20.114.4

-Supplying as per IS 226 as amended up to date deodar wooden box made each 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 As per HSr 2021 item no. 20.101

-Supplying, fixing and lowering reducing socket as per IS:226 as amended each 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