GE/ALP (8339B) KOLKATA OF 2024-25

Amount

Taking down Centrifugal pump / Submersible cetrifugal (open oil) pump set from existing position for carrying out repair works and re-assembling, re-installing the pump set in original position for pump capacity 25 HP. Note: Spare parts,winding wire required for renewal shall be measured and paid separately.

All as item No 1 here-in-before but pump capacity 20 HP.

All as item No 1 here-in-before but pump capacity 15 HP.

Dismantling and opening the motor from pump set in existing position for carrying out rewinding work with new super enamelled copper wire of suitable gauge as per existing and heat varnishing complete with all other material required for rewinding by carrying the motor to outside the cantonment area, re-assembling and refixing the same with pump in original position for the following capacity of motor :-

25 HP 3 Phase

20 HP 3 Phase

15 HP 3 phase

Supply and fixing of following spare parts for pump set including motor complete for 20 /25HP centrifugal pump:-

Impeller CI

Pump shaft

Neck ring

Shaft Sleeve

Bearings No 6305/6306/6309 as per sample

Supply and fixing of following spare parts for pump set including motor complete for 15 HP centrifugal pump:-

Impeller CI

Pump shaft

Neck ring

Shaft Sleeve

Bearing No 6303/6305 as per sample

Taking down monoblock / Booster pump set from existing position for carrying out repair works and re-assembling, re-installing the pump set in original position for pump capacity 15 HP. Note: Spare parts,winding wire required for renewal shall be measured and paid separately under relevant items.

All as item No 7 here-in-before but pump capacity 10 HP/7.5 HP

All as item No 7 here-in-before but pump capacity 5 HP

All as item No 7 here-in-before but pump capacity 3 HP

All as item No 7 here-in-before but pump capacity 2HP/1.5 HP/1HP

Material & labour for rewinding work for 3 Phase motor of monoblock pump / Booster pump motor set with new superenamelled copper wire of suitable gauge as per existing including heat varnishing complete for following sizes of motor :-

Material & labour for rewinding work for single Phase motor of monoblock pump / Booster pump motor set with new superenamelled copper wire of suitable gauge as per existing including heat varnishing complete for following sizes of motor :-

Supply only of following spare parts for pump set including motor complete for 15 HP monoblock pump:-

Impeller CI

Gland coller CI

Shaft sleeve

Gland packing with suitable size of nut & bolt complete set

Neck ring

Ball bearing No 6307/6308 as per sample

Supply only of following spare parts for pump set including motor complete for 10 HP monoblock pump:-

Impeller CI

Gland coller CI

Shaft sleeve

Gland packing with suitable size of nut & bolt complete set

Neck ring

Ball bearing No 6307/6308 as per sample

Supply only of following spare parts for pump set including motor complete for 7.5 /5 HP monoblock pump:-

Impeller CI

Shaft sleeve

Neck ring

Ball bearing No 6209 as per sample

Supply only of following spare parts for pump set including motor complete for 3 HP monoblock pump:-

Impeller CI

Gland CI

Shaft Sleeve

Neck ring

Ball bearing No 6209 as per sample

Supply only of following spare parts for pump set including motor complete for 2/1.5/1.0 HP monoblock pump:-

Ball bearing as per sample

Impeller CI

Mechanical Seal

Neck ring

Dismantling of all electric & water connections and lifting of submersible pump and motor including colum pipe with the help of chain pulley block for pump capacity 15 HP, opening of pump and motor, cleaning, servicing and replacement of spare parts where directed.

All as item No 19 here-in- above but 10 HP.

All as item No 19 here-in- above but 2 HP. Note: Spare parts,winding wire required for renewal shall be measured and paid separately under relevant items.

Material & labour for rewinding work for 3 Phase submersible motor with new pvc insulated supper enamelled copper wire of suitable gauge as per existing complete for following sizes of motor :-

Supply only following spare parts of submersible tubewell pump motor of capacity 15 HP

Impeller CI

Neck ring

Thrust Bearing

Shaft sleeve

Shaft

Supply only following spare parts of submersible tubewell pump motor of capacity 10HP

Impeller CI

Neck ring

Thrust Bearing

Shaft sleeve

Taking down Submersible non clogging sewage pump set complete from existing position for necessary repair and reassembling, refixing the same in original position for pump of capacity 10/15 HP Note: Spare parts,winding wire required for renewal shall be measured and paid separately.

Taking down Submersible non clogging sewage pump set complete from existing position for necessary repair and reassembling, refixing the same in original position for pump of capacity 3 HP Note: Spare parts,winding wire required for renewal shall be measured and paid separately.

Taking down Submersible non clogging sewage pump set complete from existing position for necessary repair and reassembling, refixing the same in original position for pump of capacity 20 HP Note: Spare parts,winding wire required for renewal shall be measured and paid separately.

Material and labour for rewinding work for 3 Phase motor of submersible non-clogging pump set with super enamelled copper wire of suitable gauge with all other materials required for re-winding of motor of capacity 10 HP.

Material and labour for rewinding work for 3 Phase motor of submersible non-clogging pump set with super enamelled copper wire of suitable gauge with all other materials required for re-winding of motor of capacity 3 HP.

Material and labour for rewinding work for 3 Phase motor of submersible non-clogging pump set with super enamelled copper wire of suitable gauge with all other materials required for re-winding of motor of capacity 20 HP.

Material and labour for rewinding work for 3 Phase motor of submersible non-clogging pump set with super enamelled copper wire of suitable gauge with all other materials required for re-winding of motor of capacity 15 HP.

Supply only of following spare parts for 10 /15 HP submersible sewage pump:-

Pump Shaft with rotar

Impeller CI

Bearing as per sample

Mechanical Seal (2 nos set)

Supply only of following spare parts for 20 HP submersible sewage pump:-

Mechanical Seal (2 nos set)

Impeller CI

Bearing as per sample

Supply only of following spare parts for 3 HP submersible sewage pump:-

Pump Shaft

Impeller CI

Bearing as per sample

Mechanical Seal (2 nos set)

Supply only hydroulic oil , suitable for 10 HP ,15 HP, 20 HP Submersible non clogging sewage pump set aIl as per sample

Material and labour for febrication of MS base made of MS Channel of size 50 X 100 mm, 5 mm thickness and length 1 to 1.2 m including reinforecement as per direction and grouting 04 Nos bolts of size 5/8" X 6" long including proper alignment of pump and motor and adjustable system of base plate including necessary cement work incuding with dismantling of old worn out base plate all as specifcied and as directed.

Material and labour for painting with one coat of synthetic enamel paint after cleaning all dirts from old surface for pump set of different capacity and other equipments complete including writing letters or figures as required for following capacity of pump set :-

Material and labour as in repair motor-pump couppling rubber , suitable for 25 HP,20 HP ,15 HP ,10 HP 7.5 HP,5 HP of pump and motor set complete.

Supply and fix water proof submersible flat copper cable 16 Sqmm 3 core, 3 phase, 440 Volts.

Supply and fix water proof submersible flat copper cable 10 Sqmm 3 core, 3 phase, 440 Volts.

Supply and fix water proof submersible flat copper cable 6 Sqmm 3 core, 3 phase, 440 Volts.

Supply and fix as in repair fully-automatic star delta starter suitable for 15 HP motor, 3 phase, 415 Volts

Supply and fix as in repair standard-fully-automatic star delta submersible pump starter suitable for 10 to 12 HP motor, 3 phase, 415 Volts

Supply and fix as in repair fully- starter suitable for 5 to 7.5HP motor,3phase, 415 Volts

Supply and fix as in repair DOL starter suitable for 3 HP motor,3 phase, 230 Volts

Supply and fix as in repair contactor MNX 18, 18A-30A capacity, 415 Volts rating.

Supply and fix as in repair contactor ML 2, 32A capacity, 415 Volts rating.

Supply and fix as in repair contactor ML 1.5, 25A capacity, 415 Volts rating.

Supply and fix as in repair over load Relay,MN2, currrent ratig (24 -40) A,suitable for MNX Contactor, 415 Volts rating.

Supply and fix as in repair over load Relay,MN2, currrent ratig (20- 33) A ,suitable for MNX Contactor, 415 Volts rating.

Supply and fix as in repair over load Relay,MN2, currrent ratig (14- 23) A,suitable for MNX Contactor, 415 Volts rating.

Supply and fix as in repair over load Relay,MN2, currrent ratig (9- 15) A,suitable for MNX Contactor, 415 Volts rating.

Supply and fix as in repair Auxiliary contactor of 2NO & 2NC, suitable for MNX contractor, 415 Volts rating.

Supply and fix as in repair Single Phase Preventer auto reset, 50 V unbalance.

Supply and fix copper conductor cable multi stranded sheathed 3 core of 1100 volts grade of following sizes:-

M& L for plain cement concret (1:2:4) type B2 using 40 mm graded stone aggregate as in foundation /platform / for road repair & other works complete all as specified add as directed . Note- demolition of old existing plateform / foundation included in quated rate

Supply and fix double flanged single door type swing check reflux (Non return) with by pass arrangement valve in repair confonning to IS-5312 of size 150 mm including supply and fixing suitable size of nut bolts washer and gasket etc.complete all as directed (Make : Zoloto)

All as per item no. 57 here-in-before but 100 mm

All as per item no. 57 here-in-before but 80 mm

All as per item no. 57 here-in-before but 50 mm

Taking up steel water tubing and connection from trench/wall/floor , bore of pipe 100 mm

All as per item No 61 here-in-before but 80 mm dia

All as per item No 61 here-in-before but 50 mm dia

All as per item No 61 here-in-before but 40 mm dia

All as per item No 61 here-in-before but 25 mm dia

All as per item No 61 here-in-before but 20 mm dia

All as per item No 61 here-in-before but 15 mm dia

M & L for GI water tubing medium grade including all fittings fixed complte laid in wall/ceiling/floor of 100 mm dia all as specified and directed.

All as per item No 68 here-in-before but 80 mm dia but laid in wall/ceiling/floor

All as per item No 68 here-in-before but 50 mm dia but laid in wall/ceiling/floor

All as per item No 68 here-in-before but 40 mm dia but laid in wall/ceiling/floor

All as per item No 68 here-in-before but 25 mm dia but laid in wall/ceiling/floor

All as per item No 68 here-in-before but 20 mm dia but laid in wall/ceiling/floor

All as per item No 68 here-in-before but 15 mm dia but laid in wall/ceiling/floor

M & L for M S flange and joining by weldiny for following dia. of pipe complte of all as specified and directed.

for 150 mm dia. Pipe

for 100/ 80 mm dia pipe

M & L for rubber or fibre board gasket nuts, bolts which used in flange jointing after taking down old one etc as directed of following sizes

dia 150 mm

dia 100 mm

dia 80 mm

M & L for run lead joint including taking down old joint of CI pipe 150 mm dia

M & L for run lead joint including taking down old joint of CI pipe 100 mm dia

M & L for run lead joint including taking down old joint of CI pipe 80 mm dia

S & F for Gun metal gate valve with iron wheel head, screwed down iron pipe of 50 mm bore after taking down old unserviceable valve

S & F for Gun metal gate valve with iron wheel head, screwed down iron pipe of 40 mm bore after taking down old unserviceable valve

S & F for Gun metal gate valve with iron wheel head, screwed down iron pipe of 32 mm bore after taking down old unserviceable valve

S & F for Gun metal gate valve with iron wheel head, screwed down iron pipe of 25 mm bore after taking down old unserviceable valve

S & F for Gun metal gate valve with iron wheel head, screwed down iron pipe of 20 mm bore after taking down old unserviceable valve

S & F for Gun metal gate valve with iron wheel head, screwed down iron pipe of 15 mm bore after taking down old unserviceable valve

M & L for 50 mm dia PVC ball valve high pressure with polythene float complete after taking down old unserviceable valve.

M & L for 40 mm dia PVC ball valve high pressure with polythene float complete after taking down old unserviceable valve.

M & L for 25 mm dia PVC ball valve high pressure with polythene float complete after taking down old unserviceable valve.

M & L for 20 mm dia PVC ball valve high pressure with polythene float complete after taking down old unserviceable valve.

M & L for 15 mm dia PVC ball valve high pressure with polythene float complete after taking down old unserviceable valve.

M & L for 150 mm dia butter fly valve made of S.G. iron disc including all accessories after taking down old unserviceable valve

M & L for 100 mm dia butter fly valve made of S.G. iron disc including all accessories after taking down old unserviceable valve

M & L for 80 mm dia butter fly valve made of iron including all accessories after taking down old unserviceable valve

M & L for 65 mm dia butter fly valve made of iron including all accessories after taking down old unserviceable valve

M & L for 50 mm dia butter fly valve made of iron including all accessories after taking down old unserviceable valve

M & L for 40 mm dia butter fly valve made of iron including all accessories after taking down old unserviceable valve

S & F for 150 mm dia CI sluice valve both side flanged with SS spindle incl accessories after taking down old unserviceable valve.

S & F for 100 mm dia CI sluice valve both side flanged with SS spindle incl accessories after taking down old unserviceable valve.

S & F for 80 mm dia CI sluice valve both side flanged with SS spindle incl accessories after taking down old unserviceable valve.

S & F for 100 mm dia bronze vertical check valve after taking down old unserviceable valve.

S & F for 80 mm dia bronze vertical check valve after taking down old unserviceable valve.

S & F for 50 mm dia bronze vertical check valve after taking down old unserviceable valve.

S & F for 25 mm dia bronze vertical check valve after taking down old unserviceable valve.

S&F Foot Valve CI conforming to IS 4038,complete of size 150 mm dia

Construction of measonary valve pit chamber with burnt brick (Sub class "B") in cement mortor (1:6) and 10 mm thick plastering in CM 1:4 and PCC (1:4:8) type D-2 in foundation bed or size internally on 1000 mm x 1000 mm x 1000 mm with 3 mm thick MS sheet cover with locking arrangement hinged with 40 x 40 x 5 mm angle iron frame embeded in PCC (1:3:6) type C-1 etc including painting with two coats of synthetic enamel paint over a coat of red oxide primer to all steel surfaces completed including earth work all as specified and directed.

Construction of measonary valve pit chamber with burnt brick (Sub class "B") in cement mortor (1:6) and 10 mm thick plastering in CM 1:4 and PCC (1:4:8) type D-2 in foundation bed or size internally on 600 mm x 600 mm x 600 mm with 3 mm thick MS sheet cover with locking arrangement hinged with 40 x 40 x 5 mm angle iron frame embeded in PCC (1:3:6) type C-1 etc including painting with two coats of synthetic enamel paint over a coat of red oxide primer to all steel surfaces completed including earth work all as specified and directed.

Repir to existing valve chamber by replacing MS cover plate 3 mm thickness & MS angle iron 40 X 40 X 5 mm size incl PCC Type B1(1:2:4) with 20 mm graded aggregrate for fixing of MS angle iron frame suitable for 1000 x 1000 x 1000 mm size valve chamber also inc with dismantling of old U/S MS plate & angle iron all as specified and directed along with provision of locking arrangement and Handles.

Repir to existing valve chamber by replacing MS cover plate 3.15 mm thickness & MS angle iron 40 X 40 X 5 mm size incl PCC Type B1(1:2:4) with 20 mm graded aggregrate for fixing of MS angle iron frame suitable for 600 x 600 x 600 mm size valve chamber also inc with dismantling of old U/S MS plate & angle iron all as specified and directed along with provision of locking arrangement and Handles.

S&F in repair Bib taps, cast copper alloy with crutch or butterfly handle, screwed down, screwed for iron pipe or for brass ferrule and fixed of dia 15 mm

Supply and laying or fixing,three layer ( inner antimicrobial,outer UV stabilizer) ISI marked, IS -15801, PP-Rpipes SDR 11 (PN-10) and PP-Rplain fittings in trenches/wall/cellings or laying in floor comlete of size outer dia 90 MM including all accessories like socket, union,adopter elbo, fore flange ,tee.

Supply and laying or fixing,three layer ( inner antimicrobial,outer UV stabilizer) ISI marked, IS -15801, PP-Rpipes SDR 11 (PN-10) and PP-Rplain fittings in trenches/wall/cellings or laying in floor comlete of size outer dia 63 MM including all accessories like socket, union,adopter elbo, fore flange ,tee.

Supply and laying or fixing,three layer ( inner antimicrobial,outer UV stabilizer) ISI marked, IS -15801, PP-Rpipes SDR 11 (PN-10) and PP-Rplain fittings in trenches/wall/cellings or laying in floor comlete of size outer dia 32 MM including all accessories like socket, union,adopter elbo, fore flange ,tee.

Supply and laying or fixing,three layer ( inner antimicrobial,outer UV stabilizer) ISI marked, IS -15801, PP-Rpipes SDR 11 (PN-10) and PP-Rplain fittings in trenches/wall/cellings or laying in floor comlete of size outer dia 25 MM including all accessories like socket, union,adopter elbo, fore flange ,tee.

Supply and laying or fixing,three layer ( inner antimicrobial,outer UV stabilizer) ISI marked, IS -15801, PP-R pipes SDR 11 (PN-10) and PP-Rplain fittings in trenches/wall/cellings or laying in floor comlete of size outer dia 20 MM including all accessories like socket, union,adopter elbo, fore flange ,tee.

First day compressor runs

Second day compressor runs

Third day till quality water achieve NOTE: (i) Compressor with connetced accessories and fuel shall be arranged by the contractor and at last 05 Kg raw caustic will be added in to each bore well before 24 hours for 1st & 2nd day only. Cost of which shall deem to be included in unit rate quoted. (ii) Pea grevel be measured and paid included in quated rate. (iii) this item consider for TWO bore well. (iv) taking out of pump-motor & coloum pipe consider seperately in relivent item.

Supply and fix MS short piece of dia 200mm to 40mm of size 0.22 RM to 0.60 RM with both end flenged for filteration pipe line as per sample and directed.

Supply and fix MS short piece of dia 200mm to 40mm of size 0.22 RM to 0.60 RM with one end flenged for filteration pipe line as per sample and directed.

Supply and fix MS bend of dia 80 to 200 mm , 90 degree with one end flanged suitable for filteration pipe line as per sample and directed .

Excavation in trenches not exc 1.5m wide & not exc 1.5m in depth for lead joint /other leakage repair or foundation , getting out in soft / loose soil.

Excavation in trench in hard/dence soil not exc. 1.5 mtr width and n. exc 1.5 mtr in depth and getting out for lead joint /other leakage repair or foundation.

Removing excavated material n exc. 1.65 Km and depositing inside the defence land where directed at a level above the starting point in any type of soil.

Returning, filling in trenches including spreading, leveling watering and well ramming in layers not exceeding 25 cm in soft/loose soil.

CHATTERJEE CONSTRUCTION

RADHA ENTERPRISE

S B ENTERPRISE

R.R.ENTERPRISE

ROY CONSTRUCTION

MASTER BUILDERS

PODDAR SALES CORPORATION

M. M. C. AND CO