Repair and maint of ext water supply pipeline in Laitumkhrah Garrison

Earthing with G.I. earth plate 600 mm X 600 mm X 6 mm thick including accessories, and providing masonry enclosure with cover plate having locking arrangement and watering pipe of 2.7 metre long etc. with charcoal/ coke and salt as required.

Supplying and laying 25 mm X 5 mm G.I strip at 0.50 metre below ground as strip earth electrode, including connection/ terminating with G.I. nut, bolt, spring, washer etc. as required. (Jointing shall be done by overlapping and with 2 sets of G.I. nut bolt & spring washer spaced at 50mm)

Laying of one number PVC insulated and PVC sheathed/XLPE power cable of 1.1KV grade of following size direct in ground including excavation, sand cushioning, protective covering and refilling the trench etc as required. upto 35Sqmm Note : Cable will be issued under Sch 'B'

above 35Sqmm and upto 95Sqmm Note : Cable will be issued under Sch 'B'

above 95Sqmm and upto 185Sqmm Note : Cable will be issued under Sch 'B'

Supply and replacement of Alluminium Thimbale of size 10/16/35/50/70 /95 Sq mm complete all as spd and directed.

Supply and replacement of Alluminium Thimbale of size 120/150/185/240/300/400 Sq mm complete all as spd and directed.

Supply & fix Bus bar Panel, Size:0.8x0.4x0.4 Mtr, Kisok outdoor type, CPRI type tested, LT 440 Volts, 50 Hz , 3 Phase 4 wire supply , floor mounted factory fabricated weather and vermin proof protection class IP 54 made out of 3.14 mm thick MS Sheet CRCA on angle iron 30X30X4mm frame of size suitable to incorporate following accessories with front opening doors, locking arrangement powder coated internally and externally, shall have channel base of appropriate size and mounted on PCC foundation of size as required or approved by manufacturers in PCC 1:3:6 type C-2 , using 40 mm graded crushed stone aggregate as recommended by manufacturer or directed by the Engr -in - charge including earth work complete comprising of Bus bar chamber comprising 4 Nos Aluminium strip bus bars PVC insulated made of aluminium strip of size suitable for 200A current. PVC sheathed with colour codind including 100 A MCCB 4 pole, 25 KA.

M&L for Decoupling pump & motor, opening the body of motor, taking out burnt/defective winding wire carefully without damaging the stator, cleaning the slot, rewinding the stator with super enameled copper winding wire of existing gauge along with insulating material, greasing varnishing the bearing including testing complete all as specified and as directed for the following capacity of motor :- (a) For 15 HP

(b) For 7.5 HP

Material and labour for taking out submersible pump set from bore well with the help of chain pulley and tripod , rewinding of burnt out motor with super quality copper winding wire of required gauge insulation with insulating material, drying, varnishing etc, replacement of bushes and re-assembling with pump, lowering in the same bore well and testing including cleaning of column pipe complete all as specified and directed for submersible pump set 5 HP to 10 HP complete.

S&F inreplacement of Chlorinated Polyvinyl Chloride (CPVC) pipes, having thermal stability for hot & cold water supply including all CPVC plain & brass threaded fittings This includes jointing of pipes & fittings with one step CPVC solvent cement ,trenching ,refilling & testing of joints complete for following sizes all as specified and directed (a) 50 mm nominal outer dia Pipes

(b) 40 mm nominal outer dia Pipes

(c) 25 mm nominal outer dia Pipes

Proviving and fixing gun metal gate valve with CI wheel of appoved quality. (a) 25 mm nominal bore

(c) 40 mm nominal bore

(d) 50 mm nominal bore

Supply and replacement of monoblock pump set 10hp capacity with complete all accessories.

Supply and replacement of submersible pump set 7.5hp capacity with complete all accessories.

Replacement of unserviceable fully automatic star delta starter for 10 HP Capacity.

Replacement of unserviceable Direct online starter 7.5 HP Capacity.

M & L for servicing and replacement filtre media of Iron Removal Plant (IRP) of 10K Gln/Hrs Capactiy, unserviceable strainers, packings and nuts/bolts/washers etc of IRPs and deposited to place where directed including cleaning the surfaces of IRP and all accessories with emery paper, preparing the surfaces and painting with two coats of synthetic enamel paint over a coat of red oxide primer on outer surfaces and two coat of black bituminous paint on inner surfaces and connecting pipes as per colour codes and filling fresh filter media (i.e Faine sand, Trated sand, activated carbon, anthracite, Gravesl from 1/2 inch to 1 Inch) with replacement of unserviceable parts ect all as specified and directed. (Note : Replacing of filter media, valves, stainers and guages shall be measured and paid for separately under respective item of schedule)

Servicing of RO Plant1000LPH capacity with using of Descalent chemical circulating the plant with complete all as specified and directed by engr-in-Charge.

Replancement of RO Membrane 4040 Solid Filter Cartridge for RO of capacity 1000 LPH plant with complete all as specified and directed by engr-in-Charge.

Replacement of Micron Filter 20''x4''

Replacement of Dosing Pump

Replacement of Rotameter R 2400LPH(Inflow)(3/4'')

Replacement of UV System (2000LPH)

Replacement of Slim Housing (20''x2'')

Replacement of Slim Spun (20''x2'')

GANESH ENTERPRISE

M/S Sunita Devi

B R Enterprise