Term Contract for cleaning of borewells and other allied work, Delhi Cantt

Amount

Taking out from the borehole by disconnecting from starter electrically, disconnecting the water connection carefully by unscrewing the nuts, bolts the submersible pump set of following capacity including column pipe and submersible cable decoupling the pump and motor opening the pump and motor to locate the faults in presence of JE/Engineer.-in-Charge and carryout necessary repair as directed including transporting to wksp re-assembling the same after repair taking down in well, including column pipe of any dia 10ft long upto 22 Nos. and submersible cable which have been taken out re-connecting all electrical and water connection as prior to opening testing and commissioning all as specified and as directed. (rates will include the, rewinding of motor with super enameled copper winding of existing gauge by taking out burnt winding as approved by Engineer-in-Charge.

Submersible motor 10 HP 3 Phase any make

Submersible motor 7.5 HP 3 phase any make

Submersible Motor 2 H.P. single phase any make

ditto- as explained here-in-before in item No. 1 above but rate include the repair to the submersible pump by replacing defective parts by new one of existing quality.

Submersible pump 10 HP 8 Stage

Submersible pump 7-1/2 HP 6 Stages

Submersible pump 2 H.P 14 Stage

Supply connecting testing and commissioning submersible cable with copper conductor,1100 V grade stranded of size 4 Sqmm (Finolex) cross sectional area (Nominal) 3 core all as specified and as directed.

All as per item No. 3 but 2.5 Sqmm cross sectional area

Disconnecting existing defective electric motor pump set of any make 2 HP to 5 HP from electric mains isolating the necked connections removing from foundation by unscrewing the nuts, bolts etc. dis-couple from pump opening of motor for inspection in presence of JE/Engr.-in-Charge & carry out minor repairs at site re-assembling the motor after repair, re-fixing in position, re-connecting same as prior to removing from foundation including replacement of nuts, bolts washers of suitable size, testing and commissioning complete all as specified and directed .

Taking out old unserviceable/burnt copper winding of the following motors (defective motor taken out in item 5 above) and material and labour rewinding of elect motor of following capacity with super enameled copper winding wire of suitable existing gauge including cleaning of motor, slots, all winding/insulations material varnishing etc. complete all as specified and as directed.

Any make and type elect motor 3 phase 440 volts 5 HP

Any make and type electric single phase 2 HP

Replacement of following parts to the electric motor as shown against each in repairs opened in item No.5 herein before all as specified including all material & labour T & P required for the same as directed.

Ball bearing for elect motor 5 HP 440 V

do- but 2 HP motor

Taking out existing unserviceable/ defective following parts from 5 HP centrifugal pump of any make & size and S & F following parts in the pump all as specified and as directed:

M S Shaft

Ball bearing including greasing

Gun Metal Neck Ring

Gun Metal Bushes

Water seal

C I Check nuts

Impellor bronze

Taking out existing unserviceable/ defective following parts from 2 HP of centrifugal pump of any make and S & F the following parts by new one all as directed

M S Shaft

Ball bearing including greasing

Check ring

Check nuts

Impellor bronze

Water seal

Disconnecting, isolating, electrically star delta/DOL u/s Starter 3 phase 440 volts of any make & type and taking down from wall/panel board keeping aside for disposal all as specified and as directed.

Supply, installation connecting, testing and commissioning star delta starter 3 phase 440 volts automatic complete with no volt relay, over load protection, duty mounted on angle iron frame grouted stiff in wall complete as specified and as directed for the following size of motor

10 to 12 HP 3 phase

7.5 HP 3 phase

Supply, installation, testing, connecting and commissioning DOL starter 3 phase 440 volts with no volt relay, over load protection duly mounted on angle iron frame of suitable size grouted in wall complete for upto 7.5HP 3 phase electric motor all as specified. All incoming connection shall be done with single core PVC insulated stranded copper conductor cable of suitable size including lugs, nuts bolts, washers etc and the rate shall deem to be included in this item.

Disconnecting, electrically the u/s switch fuse of any make & type and taking down and supply, fix and connect switch fuse ICTPN with kit kat fuse rewire able type 440 volt complete conforming to relevant IS of approved make all as specified including all connecting and jointing material for the following capacity.

Disconnecting, electrically, the switch change over of any make & type and supply fix and connect switch change over ICTPN 4 pole conform to IS of approved make including all connecting and jointing material all as specified for the following capacity

200 Amp 440 Volt

100 Amp 440 Volts

Replacing of following component of electric control panel of existing quality by taking out old and unserviceable and making the panel fully functional

Contactor ML-1.5

Contactor ML-1.0

Contactor ML0

Contactor MK-1

Over load relay of range 6 to 10

Over load relay of range 9 to 14

Over load relay of range 14 to 23

Timer GT 200

Volt meter 0-50

Ameter- 0-30

Ameter- 0-60

Ameter- 0-100

Contactor MNX – 32

Transportation at site of work Air compressor of 450 CFM at various locations of tube wells in Delhi Cantonment area for cleaning of existing borehole of dia ranging from 200 to 300 mm and removal of compressor after completion of job.

Taking out from the existing bore hole by disconnecting from the starter electrically, disconnecting the water connection carefully by unscrewing the nuts bolts the submersible pump set of various capacity, including column pipe and submersible cable for cleaning and removing silt form the borehole . Taking down/lowering after cleaning in the borehole, submersible pump and column pipe and cable including replacing damaged/rusted column pipe and making the pump fully functional as specified and directed by Engineer-in- charge

M/L cleaning and removing soil from bore hole with the compressor of rating 450 CFM by running the compressor upto 72 hrs . Removing the compressor after completion of job. Job include all the required tools and manpower including removal of surplus soil.silt from the site as specified and directed by Engineer-in-charge.

Digging of borewell by vockey tool steel wire manually or mechanically and deepening the borewell and taking out the dug material out through vockey. Job includes removal of surplus soil material from the site and depositing where directed.

M/L Masonary chamber 90 cm x90 cmx100cm with class designation 75 brick work in cement mortar 1:4 ( 1 Cement :4 Coarse sand) for sluice valve , with CI surface box 100 mm top dia 160 mm bottom dia and 180 mm deep ( inside) with chained lid and RCC top slab 1:2:4 mix type B-1, necessary excavation, foundation concrete 1:4; Type D-2 and inside plastering with cement mortar 1:3(1 cement :3 Coarse sand) 15 mm thick finished with a floating coat of neat cement complete as per standard design as specified/directed by Engineer –in- charge.

S/f housing clamp for 80 mm dia pipe with 15 mm dia bolts nuts fabricated from S flat of 50x6 mm all as specified and directed by Engineer –in- Charge.

Supplying /fixing main switch TPN 63 Amps. Suitable for 415 volts including making connections.

S/F assembling, lowering, commissioning and testing of submersible pump set suitable for discharge of 4000 gallons per hour at 100 mt head make BS/ Kirloskar/KSB tied with steel wire rope top to bottom to secure the pump set complete, the pumps shall be lowered in the borewell alongwith steel wire rope & size 10mm dia for securing the pumps properly

ditto- butsuitable for discharge of 3000 gallon at 90 mt head -ditto

S/F of CI Sluice valve 100 mm dia with nut bolts packing complete as specified and directed by Engineer-in-charge

S/F of CI sluice valve 150 mm dia with nut bolts, packing complete as specified and directed by Engineer-in-charge.

Repair to the shredding machine including rewinding by taking out old burnt copper winding, cleaning of slots motor, insulating material etc and winding with super enamelled copper wire of existing guage includign replacement of non working parts and blade etc complete all as specified and directed by Engineer-in-charge

Replacement of blade of shredding machine existing shape size and quality as specified and directed by Engineer-in-charge.

Bidder Name

Amount

AMIT ASSOCIATES(GSTN-07ACUPG0847K1Z7)

L G BUILDERS(GSTN-07AHYPG2256R1ZG)

L G BUILDERS

L G BUILDERS