REPAIR / MAINTENANCE OF EXTERNAL WATER SUPPLY AT AF STATION GORAKHPUR

Amount

Excavation in trenches not exceeding 1.5mtr wide & not exceeding 1.5 mtr deep for laying pipe lines etc & getting out in soft /loose soil including forming bottom surface to required level or slope complete all as specified and directed by Engineer-in-charge.

Returning , filling in trenches (Soft/Loose soil) in layers not exceeding 25 cm thick after laying of pipe including spreading, levelling & well ramming including watering as required all as specified and directed by Engineer-in-charge.

Removing surplus excavated soil to a distance not exceeding 50 mtr and depositing where directed at a level not exceeding 1.5 mtr above from the starting point all as specified and directed by Engineer-in-charge.

Supply and laying (in repair) DI pipes K-7 of 150 mm dia with flanged joint of ISI marked complete .,Make- Electro steel casting Ltd,Jindal saw Ltd."

Supply and laying (in repair) DI pipes K-7 of 100 mm dia with flanged joint of ISI marked complete .,Make- Electro steel casting Ltd,Jindal saw Ltd."

Supply and laying (in repair) GI pipes of 80 mm dia with flanged joint of ISI marked complete .,Make- Electro steel casting Ltd,Jindal saw Ltd."

Supply and laying (in repair) MS pipes grade "A" of 250 mm bore with flanged joint including necessary fabrication of ISI marked complete .Make- Electro steel casting Ltd,Jindal saw Ltd."

Supply and laying (in repair) MS pipes grade "A"of 300 mm dia with flanged joint including necessary fabrication of ISI marked complete .,Make- Electro steel casting Ltd,Jindal saw Ltd."

Shifting of existing pump to billet area from EM store yard and fixing of electric driven three phase centrifugal motor pump of capacity 60 HP including LT panel with starter from MES store to DSC billet OP area with proper making of foundation with brick work ,PCC including 12 mm iron rod with dimension 2.5 m lengh ,1.5 m width and 1m depth as per manufacturer.all as specified and directed by Engineer-in-charge.

S&F butterfly (in repair )gate valve of 300 mm size bore of ISI marked complete .Make -Jolotto /kirloskar/upadhya.

Supply and lay M S Pipes with flanged joints heavy grade with all fittings laid in floors or fixed to walls and ceilings etc of size 150 MM including necessary fabrication if required of ISI marked complete.

Supply and lay (in repair) M S Pipes with flanged joints heavy grade with all fittings laid in floors or fixed to walls and ceilings etc of size 100 MM including necessary fabrication if required of ISI marked complete.

supply and fixing (in repair) of cast iron foot valve of size 250 mm size all as specified and directed by Engineer-in-charge.

Supply and fixing (in repair) MS pipes bend of size 250 mm dia with flanged joint of ISI marked complete .,Make- Electro steel casting Ltd,Jindal saw Ltd."

Supply and fixing (in repair) MS pipes bend of size 300 mm dia with flanged joint of ISI marked complete .,Make- Electro steel casting Ltd,Jindal saw Ltd."

Supply, laying (in repair ) & testing XLPE insulated, galvanised steel strip or wire armoured electric power cable (heavy duty) with stranded aluminium conductor 1100 Volt grade of size 35 Sqmm 3.5 core.

Supplying,laying (in repair) and testing 20mm GI tube medium grade ISI marked with necessary GI fitting such as elbow, union, reducer, tees, bends etc and short length complete laid in trenches/fixed on walls/ laid under floors all as specified and directed by Engineer-in-charge for 20mm bore

All as above but 25 mm bore Complete all as specified and directed at site.

All as above but 40 mm bore Complete all as specified and directed at site.

All as above but 50 mm bore Complete all as specified and directed at site.

S & F in replacement of new cast iron sluice valve with flanged end with stainless steel spindle and Cl wheel class PN 1.6 inc rubber gasket nuts bolts and washer for following size ISI marked conforming to IS 14848 (2000),150 mm bore complete all as specified and directed including necessary excavation or removing of sludge , water from pit. Make: BIR/UPADHAY/LEADER

All as above but 100 mm bore Complete all as specified and directed at site.

All as above but 80 mm bore Complete all as specified and directed at site.

Cutting of road/hard standing for laying/dismentling of pipe line with n.exc. in 30Cm in width and 50Cm in depth and making good disturbed surface and matching with the existing surface with cement concrete 1:2:4 not less than 75 mm in thickness on compacted sub base after laying of pipe line, complete all as specified and directed.

supply & fixing( in repair) gun metal gate valve with iron wheel head screwed both side for GI pipe 20mm bore sizes Make: Leader/Zoloto/Kirloskar

All as above but 25mm bore Complete all as specified and directed at site.

All as above but 40mm bore Complete all as specified and directed at site.

All as above but 50mm bore Complete all as specified and directed at site.

M&L for repairing cast iron sluice valve flanged type of any make by dismantling the valve replacing the bolts nuts, washers, check nut, gaskets, spindle stainless steel suitable for 80 mm sluice valve wedgenut hand wheel set screw etc and reassembling and refixing the same in position including repairing the worn out gland packing and testing conplete all as specified and directed for Sluice valve 80mm bore

All as above but Sluice valve 100 mm Complete all as specified and directed at site.

All as above but Sluice valve 150mm Complete all as specified and directed at site.

Material & Labour & testing in replacement with 3 mm thick rubber gasket (packing ring) including provision of suitable size bolts, nuts,flanged joint and double washers complete for 200 mm dia all as specified and directed by the Engineer-in-charge:

All as above but 150 mm dia Complete all as specified and directed at site.

All as above but 100 mm dia Complete all as specified and directed at site.

All as above but 80 mm dia Complete all as specified and directed at site.

Detection of leakage in lead joints in 200 mm bore CI pipe line and taking out lead joints by burning /melting incl supplying and refilling the lead points caulking incl excavation & earth work, complete all as specified and directed. (Note: old lead shall be reused again)

All as per above but 150 mm bore, complete all as specified and directed.

All as per above but 100 mm bore, complete all as specified and directed.

All as per item above but 80 mm bore, complete all as specified and directed.

Detection of leakage in GI pipe joints of 50 mm bore of Gl pipe and taking out unserviceable part like union tee elbow etc with provisioning of new medium grade fittings complete all as specified and directed.

All as per item above but 40 mm bore, complete all as specified and directed.

All as as per item above but 25 mm bore, complete all as specified and directed.

All as as per item above but 20 mm bore, complete all as specified and directed.

All as as per item above but 15 mm bore, complete all as specified and directed.

Cutting of existing Cast iron pipes of 150 mm bore in position for insertion of new tees, branches etc including jointing with fittings complete all as specified and directed by Engineer-in-charge.

Cutting of Cast iron pipes of 100 mm bore in position for insertion of new tees, branches etcincluding jointing with fittings complete all as specified and directed by Engineer-in-charge.

Cutting of Cast iron pipes of 80 mm bore in position for insertion of new tees, branches etc including jointing with fittings complete all as specified and directed by Engineer-in-charge.

Dismatling old U/S non return valve of size 150 mm and replacement with new 150mm dia non return valve Make:Kirkolasker /Upadhaya/BIR

Material & Laying for drilling, tapping cast iron water mains (in position) for branch connections of 20/25 mm bore GI Pipe, including saddle pieces and nuts & bolts complete all as specified and directed by Engineer-in-charge.

S&F (in repair ) Aquatex mud slurry sewage pump 2 HP capacity submersible type electrically operated single phase motor . Make -crompton/kirloskar or equivlent of /crompton/Aquatex/KSB

Supply and fixing (in repair) of MS rising pipe of size 150mm of lengh 6 meter at a height of 60 feet of overhead tank for pump house no -10 with proper making of structure with bamboo and iron plate( size 4 feet x 6 feet) .

Taking down existing unserviceable and supply ,installation ,testing and commissioning LT 415 volt 4 wire AC 50 HZ factory made out door type panel weather & vermin proof of 16 gauge thick MS black sheet spray painted two coats inside & outside with approved paint over a coat of primer ,floor mounted ,locking arrangement including suitable size brick duct in ground for cable two earth terminal suitable cable glands for all incoming and outgoing cable including grouting of panel 60 cm above ground level by providing 90 cm long angle 50x50x 6 mm welded on all the four corner embeded in PCC 1;2;4 USING 20 mm stone aggregate up to 30 cm necessary earth work complete all as specified and directed by Engr-in charge including the following accesssoriesusing lugs and glands for cable connection at Pump House all as specified and directed by EIC and providing of followings:- (a) Copper bus bar - 04 Nos 100 Amp ratings & 01 No 100AMP.(b)MCCB 63 Amp 4 pole 25 KA -01No(Make-L&T/Havells/Merlin Gerin) (Incoming).(C) TPN 4 POLE isolator 40 -01No(Make-L&T/Havells/Merlin Gerin) (outgoing). (d) Digital Volt meter, 3 ph,96x96 sqmm size suitable for voltage range 0-500 V -01 No (Make :- Conzerv/L&T). (e) Digital Ammeter, 3 ph,96x96 sqmm size suitable for range 0-100Amp CTS ratio 100/5 Amp -01 set(Make :- Conzerv/L&T). (f) Indicator lamp LED type of (RYB) set of 03 Nos with toggle switch-01 set (Make - L&T,SCI). (g) S & F MCB SPN 32 Amp cap -02 (Make- Protec/Havells/MDS). (h) S&F in replacement star delta starter 3 phase 440V 28-42 amp rating fullyautomatic with enclosures. Model No CS96008 (MUG 30) of L&T or equivlent of Legrand/Philips/Havells

Surface dressing n.exc 30 cm deep including cutting of bushes, small tree, grass etc complete.

S&F in replacement star delta starter 3 phase 440V 26-42 amp rating fullyautomatic with enclosures. Model No CS96008 (MUG 30) of L&T or equivlent of Legrand/Philips/Havells

S&F( in repair )chlorination Dozing pump single phase electrically operated 230 volts , 50 HZ ,fuse 1 amp with plastic suction and delivery piping solution tank maxm output 4.0 LPH Make -Unichlor of model no- UC-11,Sl no-60365 or equivlent of Avon/

Supply and laying ( in repair) or fixing or passing through pipe, 1100 volts grade heavy duty cable with PVC insulated aluminium conductor served with an inner sheathing of PVC tape armoured with galvanised steel wire or tape and overall PVC sheathed 10 sq. mm 2 core nominal cross section in service connections

Cutting & removing burn out motor winding of submersible pump set of capacity 15/25 HP pump set and cleaning complete & rewinding with superior quality of PVC insulated copper wire of same size & same gauge, weight and reassembling & testing complete as directed by Eng-in- Charge . Note-motor winding should be guarantee period for six month.

Disconnecting & taking out to Submersible Pump/Motor of various Capacities and lifting from bore hole of Pump Houses and Transporting to nearest Workshop for repairing including returning back after repairing and Re-instaltion & lowering in Original Position and Re-connection in water supply installation and Testing complete all as specified and as directed by Engineer-in-charge.Note-Cost of repairs will be measured & paid separetely under respective item, here-in-after.

Supply only thrust bearing/thrust plate for submersible pump set.

Supply only motor housing bush (GM).

Supply only Impeller bronze suitable for submersible pump set.

Supply & fix GI steel wire rope 12mm dia submersible pump set including taking old/us steel wire rope.

S& F Sand Guard and water seal.Complete all as specified and directed at site.

S& F Bowl packing Complete all as specified and directed at site.

M&L Flusing of borewell with compressed air with air compressor completely till the removed of sand, mud from the bore and till the clear water arrived . Flushing will be done with interval of 2-4 hours to the satisfaction of Eng-in-charge

M & L for Ductile iron fitting (any type & any radius/angle) such as bend tee connecting pieces. Double branch (cross collar cap and any type of end reducer Y -janction etc complete for pipe upto 150/100/80 mm dia normal complete as specified and directed.

M/S B.P. CONSTRUCTION

M/S PRATAP ENTERPRISES

M/s Suresh Traders

M/S SHAILZA TRADERS

M/S DIVYA TRADERS

PITAMBARI TRADERS

Hindustan Power Corporation

PANKAJ AND BROTHERS