PLWSS to various Village in GP Sainj and Nandi Tehsil Chachiot distt Mandi

Amount

Excavation in foundation and trenches (For pipes and pits/ other civil works) up to all depths and in all classification of earth work such as pick work, jumper work, saturated soil including bailing or pumping out of water, blasting soft / hard rock or chiselling /wedging out of soft/hard rock , where blasting is prohibited, in all lifts including trimming and dressing of sides, levelling of beds to correct grade including shoring, strutting , planking, timbering and dewatering where ever required. Stacking usable and unusable material/soil seperataly and after laying, jointing and testing of GI pipes, returning the usable soil in 15cm layers for back filling including consolidating each deposited layer by ramming and watering and then disposing of all surplus excavated soil/ unusable material as directed within all leads/ lifts including restoration of unmetalled surfaces to its original condition and including cost of diversion for traffic, night signal boards, fixing caution boards, crossing over trenches for access to houses, fencing etc. complete in all respect within all leads and lifts as per direction of the Engineer-in-charge.

Providing , laying, fixing, jointing and testing in trenches MSERW pipe of following dia meters confirming to confirming to BIS 3183-2007, of L-290, Grade-A and having wall thickness as specified below with plain end and capable of withstanding required test pressure in random length of 4 to 7 meters, including specials, short pieces, bends, reducers, tees etc. made from parent tube, providing and welding of MS flanges specified below . The MS flanges shall confirm to BIS 6392-1971 (with latest up to date amendments) duly welded in two layers (two inner and two outer) with pipes at both ends as per relevant BIS standards along with nuts and bolts of required sizes, 3mm thick compressed asbestos fiber/synthetic rubber gaskets confirming to relevant BIS standards. The laying of pipe will include all operation such as cutting, welding, jointing, providing & fixing of MS flanges, fabrication of bends, tees etc. including lowering and laying in excavated trenches to ensure required level including flushing, cleaning and hydraulic testing complete in all respects to the satisfaction of the Engineer in charge. The fabricated bends shall have three or four cuts having its radius not less than five times the dia of pipe. The pipes shall be factory galvanized (zinc coating both inside and outside) as per relevant IS standards and the damaged portion of the pipes and specials made form the parent tube shall be provided anticorrosive treatment by applying two coats of anticorrosive bituminous paint over a priming coat as per AWWA specifications C-203-1978. The welding electrodes shall be as per IS 814 of Advani Oerlikon/ L&T or ISI marked make. The rates also includes entire carriage of material, flushing, cleaning & hydraulic testing complete to the best satisfaction & directin of Engineer in charge with in all leads and lifts. (Earth work in trenches will be measured and paid for separately) (i) 125mm nominal dia 5.40mm thick with flange tanle-28

Providing , laying,jointing ( by way of circumfrential butt welded joints by electrical arc welding ) and testing of MSERW pipe of following dia meters confirming to BIS 3183-2007, steel grade specified below (latest with upto date amendments) having wall thickness as specified below with bevelled ends and capable of withstanding required test pressure in a random length of 4 to 7 meters, including manufacturing reducers/ tapers , all short pieces, beds etc. as per site requirement made from parent tubes . The laying of pipe will include all operation such as cutting, welding, jointing, fabrication of bends, tees etc. including lowering and laying in excavated trenches to ensure required level including flushing, cleaning and hydraulic testing complete in all respects to the satisfaction of the Engineer in charge. The fabricated bends shall have three or four cuts having its radius not less than five times the dia of pipe. The pipes shall be factory galvanized (zinc coating both inside and outside) as per relevant IS standards and the damaged portion of the pipes and specials made form the parent tube shall be provided anticorrosive treatment by applying two coats of anticorrosive bituminous paint over a priming coat as per AWWA specifications C-203-1978. The welding electrodes shall be as per IS 814 of Advani Oerlikon/ L&T or ISI marked make. The rates also includes entire carriage of material, flushing, cleaning & hydraulic testing complete to the best satisfaction & direction of Engineer in charge with in all leads and lifts. (Earth work in trenches will be measured and paid for separately )(i) 125mm nominal dia 5.40mm thick Butt welding

Laying, jointing and testing in trenches (to be levelled to grade) GI pipe of following diameter conforming to IS: 1239-1990 (Part-II (latest with upto date ammendments) suitable to with stand hydraulic test pressure in random length 5.5m-6.5m with providing and fixing with flanges conforming to IS:6392-1971 ( latest upto date ammendments) and welding of flanges as per IS:816-1965 (latest with uptodate ammendments) with electrode as per IS: 814-1967 (latest with uptodate ammendments) including required number and size of nuts and bolts as per 1369-1967 (latest with uptodate ammendments) and providing and fixing compressed asbestos fibre jointing gaskets sheet not less than 3mm in thickness as per IS: 2712-1965 (latest with uptodate ammendments) . The welding of flanges to be done on both faces in three layers (one inner side and two outer site) so as to make the joints leakproof and to the entire satisfaction of the Engineer-in-charge. The laying of pipes shall conform to IS: 5822-1994 (latest with uptodate ammendments) and as per CPHEEO manual. The laying will include all operations such as cutting, welding and jointing including flushing cleaning and hydraulic testing and including manufacuring reducers/tapers, all short pieces, and bends with flange of appopriate table as per site requirement and made from parent tubes( to be measured and paid alongwith pipes). Bends shall be manufactured in such a way that not more than 11-1/4 degree deflection is caused by a single cut and internal dia is not reduced including hyudraulic testing to the entire satisfaction of Engineer-in-charge in all leads and lifts.(Earth work in trenches to be measured and paid for separately) (I) 125mm dia (M) 4.80mm thick flange T-5 for feeder pipe.

(ii) 125mm dia (H) 5.40mm thick with flange T-28

(iii) 125mm dia (M) 4.80mm thick with flange T-17

Providing, butt welding, laying & testing to levelled grades, ISI marked galvanised MSERW pipes beveled ended of following diameter/specifications confirming to IS 3183-2007 (with upto date ammendments) of steel grade B, jointing the pipes with butt welding at both ends according to relevant BIS standards/approved specifications including manufacturing reducers/tapers, all short pieces, and bends as per site requirement and made from parent tubes. (to be measured and paid alongwith pipes). Bends shall be manufactured in such a way that not more than 11¼ degree deflection is caused by a single cut and internal dia is not reduced including hydraulic testing to the entire satisfaction of Engineer in charge. The pipes and specials shall have in factory galvanized coating as per IS:4739 (with latest amendments). The damaged portion of galvanzation due to welding shall be provided with anticorrosive treatment by applying two coats of bituminous paint over priming coat as per AWWA specification C-203-1978.(Earth work to be measured & paid for separately) within all leads and lifts as per direction of the Engineer-in-charge. (i) 125mm dia (H) 5.40 mm thick with Butt welding

125mm dia (M) 4.80mm thick with butt welding

Providing horizontal spindle,horizontal/redial split casing/end suction(Back-pull out arrangements) single/double/multi stage centrifugal pump or combination of pumps, In series/parallel of recommended make such as Mather and Platt/KSB/ Beacon Weir/Kirlosker/BE/Jyoti as per BIS 1520-1980 with upto date ammendments, read with IS:9137-1978 or latest edition suitable for lifting water for under mentioned characterestics with bronze,impellers/priming funnels,casing ring and shaft sleeves of bronze,shaft of steel grade 4508 FN8 with cast iron casing coupled directly through a flexible coupling on a common MS/Cast steel base plate (base plate to be from the manufacturer of the pumping unit only) to slip ring/ squirrel cage screen protected drip proof induction motor /motors of standard make such as Kirlosker/BHEL /Crompton /NGEF /GEC/Siemens/Jyoti /ABB and suitable for operation on 400(+/-)10% volts,50 cycles /second.3 phase AC electric supply. The power of electric motor/motors should be at +10% in excess of the maximum power required by the pump/pumps in the operation range of (+) 10% and (-)15% of the duty poiint head. The motor/motors as per ISI:325:1978 with upto date ammendments read with IS 900:1972. It should include cost of bearing nuts , bolts and painting etc. and should meet the following requirements: .

Supply and fixing of prefabricated control panel consisting of PP meter, Amp. meter, voltmeter, OCB/MCB/MCCB, ON/OFF push button, circuit breaker, Voltage monitor relay, voltmeter, power factor meter, frequency meter, Bus bar chamber, ICTP main switch with HRC fuses, Ammeter, capacitor, immersed strarter delta /direct one line/auto transformer,preventor, hour run meter as per technical specification sheet attached complete in all respect.

Providing and fixing cast iron flanged/screwed type foot valve with stainer as per IS: 4098-1986 with upto date ammendments of Kirloskar/Leader make having dia equal to diate of suction pipe.

Providng double flanged cast steel sluice valves of leader/BHEL Kirlosker/Kilburn GLED/fouress make and one step higher then delivery line of pump and capable of withstanding the nominal seat pressure and as per BIS standards with upto date ammdnements

Providing double flanged swing type Cast steel ASA-300 Reflux valve of Leader/BHEL/ Kirlosker/Kilburn /GLEd/Fouress make and having bye pass arrangements and one step higher then delivery line of pump and capable of withstanding normal seat pressure as per BIS standards with upto date amnmendments)

Providing double flanged cast steel ASA-300 non return valves class ASA-300 of Leader /BHEL/ Kirloskar/ Kartar/ Kilburn/ Gled/fourcess make and of 125 mm dia having bye pass arrangements for rising main and capable of withstanding nominal seat pressure as per BIS standards with upto date ammendments

Providing double flanged flanged Cast Iron sluice valve of Leader/Kirloskar/Bir make of dia equal to suction pipe and capable of withstanding nominal seat pressure as per IS: 780-1980 with upto date ammendments.

Providing and fixing double flanged MS/GI piping work (Layout to be approved by the Engineer in charge) for suction and delivery pipes suitable to pump(s) offered and common header as per the R/Main respectively complete with all specials such as bends, tees, reducers. Increasers with companions flanges matching with the relevant specifications of the accessories including rubber/asbestos gasket of minimum 3mm thckness as per IS:2712:1979 and required number of nuts and bolts as per Is:1364:1983, The Pipes fittings and joints shall be as per relevant IS code & to withstand 1.5 times total head. The size of the various components incorporated in the technical specification sheet complete in all respect.

Naik Electrical Works

Oasis Enterprises