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| 1 | 20.10.1-C. FIXING OF C.I. VALVES HYDRANTSExtra for fixing sluice valves/flap valves socketed or flanged including cartage from stores or nearest Railway Station to site of works :- 80 mm i/d |
| 2 | 33.7.2.1-Boring/drilling bore well of required dia for casing/ strainer pipe, by suitable method prescribed in IS: 2800 (part I), 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, beyond 90 metre & up to 150 metre depth below ground level. Rocky strata including Boulders 300 mm dia |
| 3 | 20.101-Supplying as per IS 226/1975 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. |
| 4 | 20.106.1-Electric Resistance welded (ERW) M.S. Pipes / ERW Cage type Vee wire wound screen / Stainless steel screen / galvanized screens duly ISI MarkedProviding and lowering (ERW) electric resistance welded M.S. pipes in bore wells ISI marked steel tubes used for water wells types hot finished / Electric Automatic Resistance Welded (ERW) / High Frequency Induction welded (HFIW) in random standard length of 4 to 7 metres conforming to IS 4270 / 2001 as amended up to date. Screwed End socketed casing pipes as per table No. 2 of IS : 4270 / 2001 as amended up to date of steel grade FE-410 one threaded socket duly bearing ISI certification mark shall be supplied free of cost with every length of pipe. All threads shall be coated with a petroleum jelly or other suitable rust preventing compound. All threads with V-form threads shall have the threads protected with plastic rings or sleeves :- 200x6.4mm |
| 5 | 20.11.1-Providing & fixing cast iron double flanged swing check type reflux (non return) valves PN-1.6 marked with IS:5312 including nuts & bolts marked with IS:1363, rubber sheet marked with IS:638 etc., carriage loading, unloading, stacking, handling, re-handling etc. Complete in all respect to the satisfaction of Engineer-in-charge :- 80 mm i/d |
| 6 | 20.99-Supplying and packing graded gravel of size as per ISI 4097/1988, as amended up to 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 and size of the gravel packing will be designed & directed by the Engineer-in-charge strictly as per relevant ISI. |
| 7 | -20.114 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. 20.114.2 15 HP Motor |
| 8 | 20.102-Supplying and fixing 273.10mm M.S. clamp as per IS 226 / 1975 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. |
| 9 | 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 this work. :- Compressor 450cfm x 250 psi |
| 10 | 20.104-Electric logging of tube well. |
| 11 | 20.54.1-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 :- 50 mm i/d |
| 12 | -20.113 Labour for lowering 219.10mm outer dia ERW steel pipes as per IS 4270 as amended upto date, duly ISi marked for housing pipe in 4 to 7 Metersrandom length into bore well with 88.90mm of threaded ends (8 threads toan inch or 25.40mm) manufactured out of 6.40mm thick M.S. plates withrequired number of M.S. socket 177.80mm with inside thread to match thepipe threads and made out of M.S. plate in to borehole in vertical positionincluding cost of all tools and plants, complete in all respects to thesatisfaction of the Engineer-in-charge, including cost of all cutting,threading of pipe, welding, where required and all sockets. Rate 130 Per Mtr |
| 13 | -20.124.4 Supplying erection testing and commssionning submersible pumping set as per BIS specification Rate= 62472 |
