Repairs maintenance of centrifugal submersible, mono block pump and motors and allied works including supply of chemical for water supply treatment under GE S Tezpur

Amount

Material and labour to lifting and lowering to submersible pump capacity of motor 7.5 HP to 12.5 HP set with column pipe and submersible cable including disconnecting electric connection carefully from panel board, old heavy duty flanged column pipe in 100/80 mm dia, minimum length 30mtrs to as site in 3mtrs pieces, bolts nuts washers, rubber gasket etc with supply and fixing new nutt, bolts, washer, rubber gasket in suitable to 100 mm flange joints etc with all other necessary site required work for making functional to submersible pump motor set. Note:- Quoted rate shall deemed to be included cost of (i) Length of column pipe of required size and quantity of nut, bolts, washers and gasket. (ii) Required tools and plants shall be arrange by contractor. (iii) Repair of motor/pump/submersible cable shall be measured and paid under relevant item of schedule.

All as per item No 1 here-in-before but capacity of motor 15HP to 25 HP

Labour for de-coupling, dismantling the submerseable motor body capacity of motor 2 to 5 HP 3 Ph, 415 Volts carefully as GM/Brass impeller, neck ring, bowl assebly, bushes, coupling, lock, sand cap, CI intermediate bowl, S/S pump shaft etc, checking and segregating serviceability, for replacing of defected parts, cleaning thoroughly by approved method of heating, drying, varnishing to winding using good quality of insulating materials, re-assembling testing and commissioning after replacing defected spaires etc complete all as directed. Note :- (i) Replaced spaire parts will be paid separately under relevant item of schedule. (ii) Quoted rate shall be included the cost of re-assembling, marking SM, MES or srl No etc (iii) Transport charges to workshop and return back to site (iii) Repair,servicing, checking, machine work what ever is reqd cutting,grinding, polishing etc other all related site required work.

All as per item No 3.0 here-in-before but capacity of motor 7.5 to 12.5 HP 3 Ph, 415 Volt.

All as per item No 3.0 here-in-before but capacity of motor 15 to 25 HP, 3 Ph, 415 Volt .

M&L for cutting and removing the burnt windings from the Submersible motor body capacity of motor 2 to 5 HP 3 Ph, 415 Volts and rewinding the same using existing size /gauge/ quantity of insulated supperior quality water proof copper winding wire of suitable size/gauge and nos of turns using insulating materials and submersible copper cable in suitable size required Lenght outside minimum 1.5 Mtrs, re-assembling ,full load testing, heating, drying , varnishing, overhauling,re-installation, commissioning, testing and connecting up complete all as existed following capacity all as directed. Note:- (i) Necessary testing shall be done by contractor after lowering in borewell at site. (ii) Quoted rate are included cost of cutting, removing, welding of motor body for making functional of pump set.

All as per item No 6.0 here-in-before but capacity of motor 7.5 to 12.5 HP, 3 Ph, 415 Volt .

All as per item No 6.0 here-in-before but capacity of motor 15 to 20 HP, 3 Ph, 415 Volt.

All as per item No 6.0 here-in-before but capacity of motor 22.5 to 25 HP, 3 Ph, 415 Volt.

Supply and fixing in replacement of Butterfly valve ISI Marked of size 150mm dia bore. Make Kirloskar/Leader/venus/Upadhyaya

All as per item No 10.0 here-in-before but size of 100mm dia bore

All as per item No 10.0 here-in-before but size of 80mm dia bore

Disconnecting only suction and discharge connection of centrifugal pump by de coupling , removing pumps form its existing foundation of capacity Pump 25000 GPH with 25 Mtr head (20 to 25 HP). Dismantling the pump carefully checking, segregating serviceable and unserviceable parts, cleaning the serviceable parts thoroughly for re using including supply and replacement of unserviceable parts as required. Note :- (i) The replaced spaires will be measured and paid under rlevant item of schedule. Reassembling the pump including painting with two coats of synthetic enamel paint after necessary surface preparation , marking of number (SM, MES or srl No) installing to its existing foundation, commissioning, connecting and testing complete all as directed . (ii) Unit rate shall be included the transportation charges from site to workshop and back (if required).

All as per item No 13 here-in-before but capacity of 20000 GPH with head 30mtr (15 HP)complete all as directed.

All as per item No 13 here-in-before but capacity of 15000 GPH with head 25mtr (12.5 HP)complete all as directed.

All as per item No 13 here-in-before but capacity of 10000 GPH with head 25mtr (7.5 to 10 HP) complete all as directed.

All as per item No 13 here-in-before but capacity of 6000 GPH with head 25mtr (1 to 5 HP) complete all as directed.

M&L for re-winding to burnt out centrifugal motor body capacity of motor 20 HP to 25 HP 3 Ph, 415 Volts primary winding as same in existing size/guage/no of turns/qty or insulation etc using superior quality water proof copper winding wire and submersible copper cable in required length and size to make connection upto outside 1.5 mtrs minimum including re assembling, full load testing, heating, drying varnishing, overhulling, re installation, commisioning, testing and connecting up complete all as existed and directed by Engineer-in-charge. Note:- (i) Necessary testing shall be done by contractor after lowering in borewell at site. (ii) Quoted rate are included cost of cutting, removing, welding of motor body for making functional of pump.

All as per item No 18 here-in-before but capacity of motor 15 HP 3 Ph, 415 Volt.

All as per item No 18 here-in-before but capacity of motor 12.5 HP 3 Ph, 415 Volt.

All as per item No 18 here-in-before but capacity of motor 7.5 to 10 HP, 3 Ph, 415 Volt .

All as per item No 18 here-in-before but capacity of motor 1 to 5 HP, 3 Ph, 415 Volt .

Supply and fixing 3/4 pole contractor of 32-50 amps

Supply and fixing 3/4 pole contractor of 16-20 amps

M&L for painting to MS pipe line/MS Sheet of valve chamber not otherwise described over 10 cm width or girth and applying one coat of red oxide primer and two coats of epoxy paint complete all as specified and directed.

Supply and fix in replacement cast iron non return valve for 150 mm dia pipe ISI marked with GM flap and seat complete flanged at both ends including jointing and jointing material such as bolts nuts, washers, rubber gasket complete all as specified and directed.

Ditto as item No 26 but for size 100 mm dia pipe

Ditto as item No 26 but for size 80 mm dia pipe

Supply & fixing in replacement Sluice valve IS-14846,PN-1.6 Brass spindle with hand wheel of size 150mm dia in replacement including CI body with Gun metal/Steel spindle with hand operated iron wheel both ends flanged and drilled including ring, nuts, bolts class PN 1.6 conforming to IS 14846-2000. ISI Marked of following sizes complete all as specified and directed. by Engr-in charge

All as per item No. 29 above but for 100 mm dia.

All as per item No. 29 above but for 80 mm dia.

Supply and fix in replacement of submerisible flat copper cable conductor 3 core 10 Sqmm 1100 volts grade ISI marked heavy duty complete all as specified and directed.

Supply and fix in replacement of submerisible flat copper cable conductor 3 core 16 Sqmm 1100 volts grade ISI marked heavy duty complete all as specified and directed.

Supply and fix in replacement of Pump shaft stainless steel sleev suitable size for 22.5 to 27 HP submersibale pump complete all as specified and directed.

Supply and fix in replacement of Pump shaft stainless steel sleev suitable size for 15 to 20 HP submersibale pump complete all as specified and directed.

Supply and fix in replacement of Impeller gun metal/Brass of suitable for 22.5HP to 27HP submersible pumps complete all as specified and directed.

Supply and fix in replacement of Impeller gunmetal/Brass of suitable for 15HP to 20HP submersible pumps complete all as specified and directed.

Supply and fix in replacement of Impeller gun metal/Brass of suitable for 7.5HP to 12.5HP submersible pumps complete all as specified and directed.

Supply and fix in replacement of Shaft key of sizes suitable for upto 25 Hp motor complete all as specified and directed.

Supply and fix in replacement of Neck ring gun metal of suitable size for 22.5HP to 27HP complete all as specified and directed.

Supply and fix in replacement of Neck ring gun metal of suitable size for 15 to 20HP complete all as specified and directed.

Supply and fix in replacement of Neck ring gun metal of suitable size for 7.5 to 12.5HP complete all as specified and directed.

Supply and fix in replacement of Gun metal bowl bushes suitable for submersible pump of 15 HP to 27 HP complete all as specified and directed.

Supply and fix in replacement of Gun metal bowl bushes suitable for submersible pump of 7.5 HP to 12.5 HP complete all as specified and directed.

Supply and fix in replacement of Cast iron suction /discharge case bowl of suitable size from 15HP to 27 HP complete all as specified and directed.

Supply and fix in replacement of Cast iron suction /discharge case bowl of suitable size from 7.5HP to 12.5HP complete all as specified and directed.

Supply and fix in replacement of borewell cap made out by 6 mm thick cast iron plate to cover the borewell casing pipe size upto 250 mm openable in two piece with nut, bolt and washer, making a hole in centre suitable fot 100mm column pipe including necessay jointing, cutting, welding etc complete all as specified and directed.

Supply and fix in replacement of Cast iron inter mediate bowl of suitable size from 15HP to 25HP complete all as specified and directed.

Supply and fix in replacement of Cast iron inter mediate bowl of suitable size from 7.5HP to 12.5HP complete all as specified and directed.

Supply and fixing in replacement of unserviceable PE tubing 08/12 complete all as specified and directed.

Supply and fixing in replacement Submersible Pump Starters In Sheet metal enclosure Type MU-G30H Fully Automatic Star - Delta Starter suitable for 25 to 27 HP Motor, 415V, 50 Hz, 3 phase Conforms to IS/IEC 60947-4-1 & IEC 60947-4-1, Protections Offered - Overload, Single Phasing, Phase reversal, Phase imbalance, Auto Restart Feature, Vibration proof enclosure with IP54 protection class, Indications Offered - ON/OFF, Voltage and Ampere complete all as specified and directed. Make L&T Catpart No SS91855 or equivalent make of Havells/Legrand/Indoasian/C&S

Supply and fixing in replacement Submersible Pump Starters In Sheet Enclosure Type MU-G2OH Fully Automatic Star - Delta Starter suitable for 20 HP Motor, 415V, 50 Hz, 3 phase Conforms to IS/IEC 60947-4-1 & IEC 60947-4-1, Protections Offered - Overload, Single Phasing,Phase reversal, Phase imbalance, Auto Restart Feature, Vibration proof enclosure with IP54 protection class, Indications Offered - ON/OFF, Voltage and Ampere complete all as specified and directed. Make L&T Catpart No SS90705 or equivalent make of Havells/Legrand/Indoasian/C&S

Supply and fixing in replacement Submersible Pump Starters In Sheet Enclosure Type MU-G2OH Fully Automatic Star - Delta Starter suitable for 15 HP Motor, 415V, 50 Hz, 3 phase Conforms to IS/IEC 60947-4-1 & IEC 60947-4-1, Protections Offered - Overload, Single Phasing,Phase reversal, Phase imbalance, Auto Restart Feature, Vibration proof enclosure with IP54 protection class, Indications Offered - ON/OFF, Voltage and Ampere complete all as specified and directed. Make L&T Catpart No SS96257 or equivalent make of Havells/Legrand/Indoasian/C&S

Supply and fixing in Replacement of unserviceable needle valve 15 mm dia made out of steel all as specified and directed.

Supply and fixing in replacement of 'O' Ring, Gasket set for valve body and gasket connection for body complete all as specified and directed.

Supply and fixing in replacement of Cast iron thrust pad and bearing set of capacity 15 to 25 HP motor complete all as specified and directed.

Supply and fixing in replacement cast iron thrust sleev of capacity 15 to 25 HP motor complete all as specified and directed

Supply and fixing in replacement of cast iron Water seal for motor of capacity 15 to 25 HP motor complete all as specified and directed

Dismantling of air compressor 2 - 3 CFM capacity upto 2.0 HP motor, transporting to workshop, dismantling complete, overhauling,supply and replacement of unserviceable parts, metalling/grinding and polishing of rotary fan, replacing gasket, toping up compressor oil upto the level re-assembling installing, connecting, commissioning and testing complete as directed.

Supply and fixing in replacement Ball bearing No-6306 complete all as specified and directed. Make : NBC/SKF/TATA

Supply and fixing in replacement Ball bearing No-6307 complete all as specified and directed. Make : NBC/SKF/TATA

Supply and fixing in replacement Ball bearing complete all as specified and directed. No-6309 Make : NBC/SKF/TATA

Supply and fixing in replacement Ball bearing No-6305 complete all as specified and directed. Make : NBC/SKF/TATA

Supplyand fixing in replacement Motor terminal box for 3 Hp to 12.5 Hp motor complete all as specified and directed.

Supply and fixing in replacement Fan blade made with Alluminium alloy suitable for Centrifugal motor complete all as specified and directed.

Supply and fixing in replacement or not Rubber coupling, No P x 45 (tyre coupling) suitable for Pump and motor complete all as specified and directed. Make :Universal/Unique

Supply and fixing in replacement of Rubber coupling, D-50/70/80, (tyre coupling) suitable for Pump and motor complete all as specified and directed. Make Dunlop/Unique.

Supply and fixing in replacement of CI coupling flange PX 60 or PX 80 ) suitable for Pump and motor complete all as specified and directed.

Supply and fixing in replacement of coupling bolt made of stainless steel with nut and washer suitable for Pump and motor 3 hp -12.5 Hp complete all as specified and directed.

Supply and fixing in replacement of coupling bolt made of stainless steel with nut and washer suitable for Pump and motor 15-27 Hp complete all as specified and directed.

Supply and fixing in replacement of old unsv MS flanged column pipe 100 mm dia medium grade having length 10 feet long both ends flanged and thick 4.8 mm, nut , bolts and washers all as specified and directed.

Taking down unserviceable Base frame of centrifugal/mono block Pumping set of any size and type and replace the same with newly fabricaed base frame made out of ms channel of same size duly painted including nuts bolts and washers complete all as specified and directed.

Supply, fixing and lowering 100 mm bore GI column pipe heavy grade both end flanged, 3.00 metre long, fitted with flanges at both ends made out of heavy garde pipes of not less than 6mm wall thickness ISI marked (IS: 3589 (1981) complete with bolts , nuts, gaskets etc as required complete all as specified.

All as per item No 73 above but for 80 mm dia pipe

M&L in replacement for flanged joint suitable for 150 mm dia CI/DI pipe and fittings joints with rubber fiber board gasket complete all as specified. Note :- only rubber fibre board gasket will be changed to make flanged joint serviceable.

All as per item No75 but for size 100 mm dia pipe

All as per item No 75 but for size 80 mm dia pipe

Supply and fix DOL Starter, for 415 V,10 to 15 HP centrifugal pump with overload relay rang (14-20) Amps with IP54 protection class with ON OFF inuctionand including taking down 15 HP motor stater all as spacified and directed. Make - Havells Cat No- IHADOAM1* or equivalent make of L&T/Legrand/Indoasian/C&S

Supply and fix DOL Starter, for 415 V,5 to 7.5 HP centrifugal pump with overload relay rang (6-9.3) Amps with IP54 protection class with ON OFF inuction, and including taking down 5 HP motor stater all as spacified and directed. Make - Havells Cat No- IHADOAJ1*A or L&T/Legrand/Indoasian/C&S

Supply and fix gasket packing sheet in original 6 mm thick in size 2mtr x 2mtr for making packing to column pipe as requied size all as specified directed.

M&L for Rubber gasket joint in position including taking out old Rubber gasket joint of 100 mm dia flanged pipe complete all as specified directed..

M&L for Rubber gasket joint in position including taking out old Rubber gasket joint of 80 mm dia flanged pipe complete all as specified directed..

Demolition of unreinforced Plain Cement Conerete in sub base,base. complete all as specified and as directed by the Engr-in-charge.

Material & labour for Plain Cement Conerete 1:4 :8 type C2 using 40 mm graded stone agregate as in foundation/platform of pump set/pump panel & other works at different pump house complete all as specified and as directed by the Engr-in-charge.

Repairs and maintenance of Chemical Dozing pumps of any make and capacity including replacement of defective / unserviceable suction/discharge pipe 3/8", duck bill & connecting nut 3/8" etc after taking out the old ones with new ones complete all as specified and as directed by Engineer-in-charge. Note :- 1) Cost of minor repairs / replacement of minor spares such as nuts, bolts, washers etc. are deemed to be included in the unit quoted rates. 2) The cost of transportation to nearest workshop & back after repair if necessary is deemed to be included in the unit quoted rates.

Supply only Pump tube for chemical Dozing pumps

Supply only Injection check valve for chemical Dozing pumps

Supply only Foot valve 3/8" for chemical Dozing pumps

Supply only Connecting Nut with adapter 3/8" for chemical Dozing pumps

Decarbonising/ cleaning of Existing LT panel cubical type of various sizes consists of bus bar and circuit chamber, metering chambers CTs and relays chambers, checking the bus bar joints, bus bar and circuit spouts, cleaning and applying Anti - Track Busbar Insulation Tape to the bus bars , checking the current transformer, applying Monoplast compound at the bus bar joints after tightening of joints ,replaced new suiable size of lugs /suitable copper control cable and reassembling , if any rusted sheet replced with new sheet as per existing size complete all as directed by Engineer-in-Charge. Note:- Cost of lubricant/ cleaning agents (CRC & rust remover) / hardware like springs/ bolts/ nuts/ washers,lugs/ suitable copper cables cost of labour, T&P required for replacement shall be etc. shall be deemed to be included in the rate quoted.

S & F in replacement of LED indicating Lamps for R, Y, B phases complete including taking down ols U/S lamp as specified and directed.

S&F in replacement of Digital Ameter ranee 500 Amps with CTs Make ;- L&T/ AE/C&S

M&L for Painting of MGF/ACF/ IRF Oxydation chember with two coat of synthetic enamel paint, sky blue colour, marking of filter with using proper stencil and colour as directed by Engr-in-charge.

Supply and fixing MPR 300 Electronic Motor Protection Relay with in-built Earth Fault Protection sutaible of 10 Hp to 22 Hp motors complete all as directed by Engineer-in-Charge.

Supply and feed Sodium Hypochlorite chlorine solution percent available by volume (as CI) 10% confirm to IS 11673 and its BIS specification mentioned in Appx to PS packing in 35 Kg/50kg/100kg in plastic recyled jars Test report from a laboratory of any state university (a university established or incorporated by as provincial act or by state act shall be submitted to prove the quality OEM ( manufacturer) must prossess the following valid certificates : FSSAI and ISO certificate superior quality for treatment of drinking water and swimming pool all as specified and directed by Engr-in-Charge.

Supply and feed Non ferric Alum Commercial to supply drinking water as per standard parameters as per BIS notification as specified and dircted by Engineer - In - Charge.

Supply and feed Soda Ash Powder to supply drinking water as per standard parameters as per BIS notification as as specified and dircted by Engineer - In - Charge.

Supply and feed ferric Alum Commercial (Crystal Alum) for swimming pool as per standard parameters as per BIS notification as specified and directed by Engineer - In - Charge. Note 1:-The contract sum shall be arrived at after deducting amount of schedule of credit from the total quoted amount. Note 2-Contractor's supervisor and main worker would wear shirt/T-shirt of colour sky blue/brown/yellow preferable embossed with contractor's firm name while carrying out any activities in defence area for better check of security purpose. Note 3:-The tenderer (all eligible contractors) shall ascertain the taxes & levies as on date. The subject tender caters all the taxes & levies as on date including the latest notification of GST issued as on date ( issued by Central Board of Indirect Taxes and Customs)

M/S N S CONSTRUCTION

Ms N D Enterpise

Truly Technos LLP

D G Corporation

M/S S K ENTERPRISES