Maintenance of MI scheme under Old Agartala RD block during the year 2025-26/SH_- Repair _ mtc. of pump-motor, suction-delivery _ electrical accessories etc. (Job No. TR/78/Minor Works/WRD-I/2025-26)

Dismentling of pump for over hauling including greasing, gland packing, necessary repairs & reinstallation of the same including trial run for 10 hrs. in two spell complete as per direction of the Engineer-in-Charge. i) For LI

Supply & fitting fixing ball bearing of approved quality for pump required during overhauling. i) 6306 Ball bearing (TATA /SKF)

Providing & fitting fixing Shaft sleeve bush of approved quality. i) For LI (Cast iron)

Providing & fitting fixing Shaft sleeve nut of approved quality. i) Cast iron

Providing & fitting fixing C.I. gland of approved quality. i) For LI

Providing & fitting fixing C.I coupling complete with nuts & bolts of approved quality. i) 150 mm dia

Providing & fitting fixing coupling nuts & bolts (all Size)of approved quality. i) For LI

Providing & fitting fixing coupling rubber bush (All Size) of approved quality, i) For LI

Providing & fitting fixing coupling star bush (All Size) of approved quality. i) 150 mm dia

Providing & fitting fixing Pump Shaft of approved quality.

Supplying and fitting fixing of asbestos rope of best quality as per direciton of Engineer-in-charge. i) 6 to 8 mm thick

ii) 10 to 12 mm thick

Providing & fitting fixing Casing ring of approved quality. i) 150 mm dia a) 10 mm thick

Supplying and fitting fixing of pump cooling pipe of best quality as per direciton of Engineer-in-charge.

Providing & fitting fixing Lantern Ring for pump of approved quality.

Supplying and greasing/applying of grease of approved quality as per direction of Engineer-in-charge.

Providing and fixing G.I. Bend /elbow in the pipe line including testing of joints complete as per CPWD specification and direction of the Engineer - in - charge. a) 150 mm dia

Providing & fitting fixing Shaft sleeve nut of approved quality. i) Cast iron

Providing & fitting fixing of G.I. flange ( 10 mm wall thickness ) by welding with G.I. / MS pipe and placing position as per specification and the direction of the Engineer-in- charge. i) 150 mm dia

Providing & fitting fixing Gland nut / Stag nut 100 mm long for gland of approved quality. i) For LI

Providing and fitting fixing M.S. clamp for hose pipes with nuts & bolts complete as per relevant IS specification and direction of Engineer-in-charge. i) 150mm dia

Providing & fitting fixing Rubber flange washer 6 mm thick at site ofwork of approved quality.

Providing and fitting fixing MS Foot valve as per relevant IS specification and the direction of the Engineer-in-charge.. i) 150 mm dia

Providing & fitting fixing C.I tail piece of approved quality at site of work. i) 150 mm dia

Providing & fitting fixing foot valve leather washer (6 mm thick) of heavy duty at site of work of approved quality. i) 150 mm dia

Providing & fitting fixing C.I foot valve spare parts of 125/150 mm dia at site of work of approved quality. i) C.I foot valve weight

ii) C.I foot valve ring

iii) C.I foot valve net

Dismantling of motor fpr vernishing heating etc cpmplete in/c reinstalltion and trail run for two spell complete as per direction of the engineer-in charge.

Supplying & fitting fixing of spare parts for 20/25 HP Horizontal motor. i) Motor fan

ii) Terminal plate

Providing and fitting fixing of Fully Automatic Star Delta type Motor starter ( 3 ph. 50 Hz, 415v, 25HP /18.50 kw Relay range within 17-25 ) in Steel Sheet Enclosures with Contractors and Timer etc. complete suitable for motor Pump Havells/L & T/BCH make direction of the Engineer-in-charge.

Providing and fitting fixing steel sheet enclosed switch fuse unit (suitable for DIN fuses). Triple pole with Neutral Link ( TPN ) , 415/500 Volt complete as per direction of the Engineer-in charge. i) 63 Amps

ii) 200 amps

Providing & fitting fixing PVC suction hose pipe overall thickness 5mm of best quality at site of work (Pankaj made) of approved quality. i) 150 mm dia

Providing & fixing 200 amps busbar of size 600x450x100 mm with 4 nos copper strip of size 450x40x4 mm of approved quality

Supplying and fitting fixing 7/16 PVC shethed copper wire with all electrical equipments in/c trial run etc. complete (ISI marked) on the panel board of approved.

Supplying and fitting fixing kit cut for main & sub main switch (Male & Female) as per direction of the Engineer in charge. i) 63 amps main switch

ii) 100 amps main switch

iii) 200 amps main switch

Supplying and fitting fixing of 3 pole power conductors of different type, range from 25-300 AC-3 suitable for Fully Automatic Star Delta type Motor startar L&T , BCH, Havells make as per direction of Engineer-in-Charge.

Supplying and fitting fixing of Thermal overload Relay, relay range 20-32, & 28-42, directly operated suitable for Fully Automatic Star Delta type Motor startar L&T ,BCH, Havells make as per direction of Engineer-in-Charge.

Supplying and fitting fixing of thermal timer type GT 200 ( 230/250 V, 360 V, 400/440 V, 500 V, 50 Hz for 5-18 secs range) suitable for Fully Automatic Star Delta type Motor startar L&T ,BCH, Havells make as per direction of Engineer-in-Charge.

Rewinding of Horizontal Motor suitable for centrifugal pumps by complete dismantling in/c providing & rewinding with Super enamelled copper conductor (as per IS : 13730 Part-3 ) conductor & all necessary spare parts and reassembling the same including servicing of rotor & necessary trial run as perspecification and direction of the Engineer-in-charge. a) 20HP

b) 25 HP-30HP

Labour charge of lifting of 5,000 to 20,000 GPH water lubricated vertical submersible pump with motor including column assembly upto 100 feet with heavy duty chain pulley and block as per direction of the Engineer-in-charge.

Repair and maintenance of 15HP/ 17.5 HP Motor suitable for 7500GPH capacity submerssible pumpset by complete dismantling in/c providing fitting fixing of PVC (IS 8783-1978) insultyed electro grade copper (IS: 613-1984) conductor winding in stator & all necessary spare parts and ressembling the same in/c servicing of rotor & necessary trial run as per specification and direction of the Engineer-in-charge.

Labour charge for lowering & fifting fixing of 5,000 to 20,000 GPH water lubricated vertical submersible pump with motor including column assembly upto 100 feet with heavy duty chain pulley and block and making necessary electrical connection with main switch /starter with motor in/c trial run for 10 hrs in two spell complete as per direction of the Engineer-in-charge.

Supplying & fitting fixing of spare parts for submersible pump 5 HP to 25 HP of approved quality as per direction of Engineer-in-Charge i) Motor bush (brass make)

ii) Thrust bearing with plate

iii) Pump bush

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