REPAIR MAINT OF WATER SUPPLY INSTALLATION, CLEANING OF WATER RESERVOIRS AND OTHER CONNECTED ITEMS AT BAGJOLA, DAKSHINESWAR, 46 BT ROAD AND ECSD UNDER GE (N) KOLKATA

Amount

Excavation in trenches, n exc 1.5 m wide and n exc 1.5 m in depth for foundation etc and getting out in soft / loose soil for taking out pipe line complete all as specified and directed.

Returning, filling in, including spreading, levelling, watering and well ramming in layers not exc 25 cm in soft/loose soil complete all as specified and directed.

Removing excavated materials not exceeding 50m and depositing where directed at a level not exceeding 1.5m above the starting point complete all as specified and directed.

Supply and fixing galvanised iron pipe in 50 mm bore, light grade for protection of UG cable, laid in trenches etc complete all as specified and directed.

Cutting hard standing / road for laying of pipe, not exc 30 cm wide and not exc 30 cm deep, and getting out rubbish, etc complete all as specified and as directed.

Material and labour for PCC (1:3:6) type C-2 (using 40 mm graded stone aggregate) not exc 30 cm wide and not exc 30 cm deep for filling and making good of disturbed surfaces of road/hard standing etc complete all as specified and as directed.

Material and labour for sand cushioning with clean dry sand in trenches for cable protection complete all as specified and as directed. (Note:- Punned depth only shall be measured and paid).

Material and labour for brick protection using sub class ‘B’ bricks, laid flat dry but jointed, laid length wise, perpendicular to the axis of cable complete all as specified and directed.

Supply, laying, connecting, testing and commissioning of XLPE insulated and PVC sheathed ,armoured heavy duty UG cable with stranded alluminium conductors 70 sqmm x 4 core,1100 Volts grade, laid in trenches/wall/roof/pole/through pipe, including taking down/out old unserviceable cable complete all as specified and as directed. Note :- (i) Pipe and bricks for cable protection and sand cushioning and earth work shall be measured and paid separately.

All as per item No. 9 here-in before but cable of size 50.0 sqmm x 3.5 core complete all as specified and as directed.

All as per item No. 9 here-in before but cable of size 35.0 sqmm x 3.5 core complete all as specified and as directed.

All as per item No. 9 here-in before but cable of size 25.0 sqmm x 4 core complete all as specified and as directed.

All as per item No. 9 here-in before but cable of size 16.0 sqmm x 4 core complete all as specified and as directed.

Materials & labour for painting to Panel board any size (inside & outside) with angle iron support from the ground level with two coats blue synthetic enamel paint (including preparation of old surface) complete all as specified and as directed.

Supply and fix in replacement, making joint test and connect PVC insulated and PVC sheathed flat submersible cable of multistranded copper conductors of size 6 sq mm, 3 core, 1100 volt grade complete all as specified and directed.

Supply and fixing 100mm bore ERW mild steel pipe, heavy duty, 5 mm wall thickness, with drilled, welded, flanged ends having two cable slots on each flange including taking out old column pipe complete all as specified and directed.

Supply and fixing 80mm bore ERW mild steel pipe, heavy duty, 5 mm wall thickness, with drilled, welded, flanged ends having two cable slots on each flange including taking out old column pipe complete all as specified and directed.

Supply and fixing steel wire rope 12 mm dia for lifting of submersible pump including taking down the unserviceable one complete all as specified and directed.

Supply and fixing including connecting/ testing and commissioning fully automatic star delta Panel type starter (comprising of Ammeter, Voltmeter, RYB indicating lamp etc.) AC 3 Phase 415 Volt 50 Hz enclosed in steel sheet enclosure, suitable for 10 to 17.5 HP motor having range 32 to 63 Amps including taking down the old unserviceable one complete all as specified and directed. Make : Havells / L&T/ C&S

M & L for Lifting of submersible pump & motor of capacity 10 HP to 17.5 HP after disconnecting it from column pipes, submersible cable, decoupling motor & pump and disconnecting from the delivery line & transportation of submersible pump & motor to workshop and back, for necessary repair & replacement of unserviceable parts, including. bolts, nuts, washers, gaskets etc, duly cleaning and painting with two coats of synthetic enamel paint over a coat of red oxide zinc chrome primer & reassembling the same including testing, lowering & commissioning of submersible pump & motor complete all as specified and directed. Notes:- (i) The spares listed herein after shall be measured and paid as supply only. (ii) The labour element involved in replacing the spares is deemed to include in the quoted rate. (iii) The contractor shall take cognizance of the above aspects and quote the unit rate. (iv) Cost of any other spares / minor spares, not specified here in after, and the spares like nut bolts washers etc shall be deemed to be included in the unit rate quoted. (v) Rewinding if any shall be measured and paid separately under relevant items. (vi) The decission of GE shall be final and binding. (vii) The makes are as per the existing.

Supply only, “Gun metal motor housing bush” for submersible motor of 10 HP to 17.5hp complete all as specified and directed.

Supply only,"Thrust bearing " suitable for 10 HP to 17.5hp capacity submersible motor with thrust bearing plate and segment complete all as specified and as directed.

Supply only, mild steel 'T' bolt 12 mm dia 200 mm long complete all as specified and as directed .

Supply only, Bowl bush made of stainless steel suitable for submersible pump complete all as specified and as directed.

Supply only, stainless steel Shaft sleeve complete all as specified and as directed .

Supply only, stainless steel key for submersible key for submersible pump complete all as specified and as directed .

Supply only, Impeller made of stainless steel for submersible pump of capacity 10 HP to 17.5 hp complete all as specified and as directed .

Supply only, stainless steel Shaft for submersible pump of capacity 10 HP to 17.5 hp complete all as specified and as directed.

Supply only, Stud with nut and washer 8 mm dia 35 mm long made of stainless steel for submersible pump of capacity 10 HP to 17.5 hp complete all as specified and as directed .

Supply only, Neck ring (GM) made of stainless steel for submersible pump of capacity 10 HP to 17.5 HP complete all as specified and as directed .

Material and labour for repair/maintenance of Air Compressor of capacity 2 to 5HP by replacing unserviceable spare parts, greasing of moving parts, replacement of engine oil, replacement of pressure control switch, pressure gauge, replacement of air delivery valve including painting of compressor body complete all as specified and directed .

Material and labour for rewinding of submersible motor of vertical type of 10 hp to 17.5 HP, AC 3 phase, 415 volts with same gauge super enamelled copper cable conforming to existing size including paper separator, cleaning of slots, replacement of insulating materials etc. and varnishing with approved varnish and testing complete all as specified and directed.

Disconnection and taking out of centrifugal type pump of capacity upto 7.5 HP pumping set and dismantling to the extent for repair / replacement of defective spare parts including Supply and Fix minor parts such as nuts, bolts, washer, glands packing etc and providing one coat of synthetic enamel paint including preparation of old treated surfaces, re-assembling, reinstallation and testing complete all as directed. Note : Spares required for repairing and making serviceable shall be measured and paid separately as "Supply and fix in repairs

Supply only Impeller complete all as specified and directed.

Supply only Shaft complete all as specified and directed.

Supply only Ball Bearing as per sample complete all as specified and directed.

Supply only Bushing as per sample complete all as specified and directed.

Material and labour for cleaning of internal surfaces of OHT 10000 Gallon capacity with water using high speed water jet and evacuate water from the tank with suction pumps, clean all the surfaces of inside of tank so as to dislodge the layers of the dirt, take out the dislodged dirt with a sludge pump including sterilise the tank with BIO DEGRADABLE and ECO FRIENDLY ANTI BACTERIAL age, SAFE for drinking water, expose the surface of tank to special ULTRA VIOLET RAYS for some time which terminate the FLOATING WAVE LENGTHS if any including writing date of cleaning at bottom of OHT using synthetic enamelled paint of white colour over black background with letters of size 100mm height x 100mm width complete all as specified and directed.

All as per item No.38 here in above but for 60000 Gallons capacity complete all as specified and directed.

Material and labour for cleaning of internal surfaces of semi underground water tank 22680 ltrs capacity with water using high speed jet including evacuate water from the tank with suction pumps, clean all the surfaces of inside of tank so as to dislodge the layers of the dirt, take out the dislodged dirt with a sludge pump including sterilise the tank with BIO DEGRADABLE and ECO FRIENDLY ANTI BACTERIAL age, SAFE for drinking water, expose the surface of tank to special ULTRA VIOLET RAYS for some time which terminate the FLOATING WAVE LENGTHS if any including writing date of cleaning using synthetic enamel paint of white colour over black background with letters of size 100mm height x 100mm width complete all as specified and directed.

M&L for Mild steel bars/ angle/ pipe and welding works to fabricate net frame/ base channels of pmp/ supporting columns of rain pump delivery pipes complete all as specified and directed.

Material and labour for Development of borewell by air compressor and diesel driven turbine pump for at least 24 hours and till the time clean water of potable quality, free from sand/ mud is obtained and incuding carrying out yield test of tube well in consecutive 2 days giving rest of 2 hours after every 8 hrs of continuous run and as directed by Engr-in-charge.

Material and labour for PCC (1:2:4) type B-1 (using 20mm graded stone aggregate) for base of foundation etc including necessary form work, and finishing the surfaces even and smooth without using extra cement including demolition of damaged PCC coping complete all as specified and as directed.

Supplying and fixing 0.5 sqmm, 3 core, PVC insulated, PVC round sheathed copper conductor flexible industrial cable, FR , 1100 Volts grade including 10 SWG GI suspension wire from overhead tank to pump house including taking down old unserviceable cable of any type from water level indicator complete all as specified and directed.

Supply and fix in repair water level indicator (electronic digital type with displaying data such as date, time and percentage of water in the tank) for overhead tank of pump house connected with PVC wire of length minimum 100 m complete all as specified and as directed.

Materials & labour for earthing complete with galvanized earth plate electrode 600 x 600 x 6.0 mm thick, buried directly in ground (earth pit not less than 2.25 m deep below normal ground level ) with top edge of the plate not less than 1.5 m below normal ground level, connected to Galvanised earth lead wire 4 mm dia by means of bolts, nuts, check nuts and washers of galvanized iron or steel, earth strip protected by and including 40mm dia GI pipe(light grade), alternate layers of charcoal and salt, including 20 mm bore GI tubing for watering to earth electrode, earth strip connected to test point/ distribution panel /feeder pillar etc as directed including necessary earth work, concrete pit with PCC (1:3:6) type C1, pre cast RCC(1:1:5:3) type A1 cover slab duly reinforced with 8 mm dia TMT bar 150mm c/c both way and two numbers lifting handle made of TMT bar and set in cement mortar (1:4), funnel, wire mesh, all as shown in electrical plate No 3 of SSR part-1 and testing on completion including taking out old earthing complete all as specified and directed.

M & L for collecting potable water sample before and after treatment from different pump houses in clean bottles from the location as directed for testing purpose of collected water for physical test, chemical test as per relevant IS from any Govt approved labrotary or any other govt recognized institute and submit test report duly signed complete all as specified and directed. (Note:- (i) Test certificate shall must be submitted before claiming any payment, duly defaced by the Engineer- In - Charge).

Materials & labour for earthing complete with galvanized earth plate electrode 600 x 600 x 6.0 mm thick, buried directly in ground (earth pit not less than 2.25 m deep below normal ground level ) with top edge of the plate not less than 1.5 m below normal ground level, connected to GI strip of size 32x6 mm by means of bolts, nuts, check nuts and washers of galvanized iron or steel, earth strip protected by and including 40mm dia GI pipe(light grade), alternate layers of charcoal and salt, including 20 mm bore GI tubing for watering to earth electrode, earth strip connected to test point/ distribution panel /feeder pillar etc as directed including necessary earth work, concrete pit with PCC (1:3:6) type C1, pre cast RCC(1:1:5:3) type A1 cover slab duly reinforced with 8 mm dia TMT bar 150mm c/c both way and two numbers lifting handle made of TMT bar and set in cement mortar (1:4), funnel, wire mesh, all as shown in electrical plate No 3 of SSR part-1 and testing on completion including taking out old earthing complete all as specified and directed.

S & F 80 mm bore cast iron sluice valves, Non rising type, (ISI marked) PN 1.6 conforming to IS-14846/2000, both end flanged, with stainless steel spindle, iron hand wheel including all necessary fixing and jointing arrangement such as MS nuts, bolts, washers and gasket etc and testing complete including taking down old unserviceable sluice valve complete all as specified and as directed. Make: KALPANA / UPADHYA / Zoloto / Leader.

All as per Item No. 51 above but for 100mm bore complete all as specified and directed.

All as per Item No. 51 above but for 150mm bore complete all as specified and directed.

S & F 80 mm bore cast iron Non Return sluice valves, Non rising type, (ISI marked) PN 1.6 conforming to IS-14846/2000, both end flanged,with stainless steel spindle, iron hand wheel including all necessary fixing and jointing arrangement such as MS nuts,bolts, washers and gasket etc and testing complete including taking down old unserviceable Non Return sluice valve complete all as specified and as directed. Make: KALPANA / UPADHYA / Zoloto / Leader.

S & F 100 mm bore cast iron Non Return sluice valves, Non rising type, (ISI marked) PN 1.6 conforming to IS-14846/2000, both end flanged,with stainless steel spindle, iron hand wheel including all necessary fixing and jointing arrangement such as MS nuts,bolts, washers and gasket etc and testing complete including taking down old unserviceable Non Return sluice valve complete all as specified and as directed. Make: KALPANA / UPADHYA / Zoloto / Leader.

Supply and fixing Water Pressure Gauge 4" dial 0 to 10 Kg/SqCm complete all as specified and directed. Make: H Guru or equivalent.

M&L for removal of catalytic media completely from mild steel shell (oxidation chamber) of iron removal plant having capacity 10000 GLN and disposal of unseviceable materials to a distance not exc 50 metre and scraping, de-scaling, cleaning internal surfaces of mild steel shell and applying two coats of approved drinking water grade paints and providing one coat of painting on external surface of shell along with pipeline with anticorrosive synthetic enamel paint over a coat of red oxide / zinc chrome primer with necessary preparation of surfaces and supply and pouring of new catalytic media MnO2 (600 KG) in the chamber complete all as specified and directed.

M&L for removal of catalytic media completely from mild steel shell (oxidation chamber) of iron removal plant having capacity 5500 GLN and disposal of unseviceable materials to a distance not exc 50 meter and scraping, de-scaling, cleaning internal surfaces of mild steel shell and applying two coats of approved drinking water grade paints and providing one coat of painting on external surface of shell along with pipeline with anticorrosive synthetic enamel paint over a coat of red oxide / zinc chrome primer with necessary preparation of surfaces and supply and pouring of new catalytic media MnO2 (410 KG) in the chamber complete all as specified and directed.

M&L for removal of filter media completely from mild steel shell of iron removal plant 10000 GPH of dimension 2.25 metre dia and 1.5 metre height disposal of unseviceable materials to a distance not exc 50 metre complete all as specified and directed.

M&L for removal of filter media complete from mild steel shell of water softening plant 10000 GPH and disposal of unseviceable materials to a distance not exc 50 metre complete all as specified and directed.

M&L for removal of filter media complete from mild steel shell of iron removal plant 5500 GPH of dimension 1.5 metre dia, 0.9 metre height and disposal of unseviceable materials to a distance not exc 50 metre complete all as specified and directed.

M&L for removal of filter media complete from mild steel shell of iron removal plant 5500 GPH and disposal of unseviceable materials to a distance not exc 50 metre complete all as specified and directed.

M&L for Scraping, de-scaling cleaning external surfaces of mild steel shell and painting internal surface appling two coats of approved food grade black bituminous paints and providing one coat of painting to the external surfaces of shell alongwith pipeline with synthetic enamel paint with necessary prepration of surfaces on external surface of iron removal plants and Sofeting plant including pipeline complete all as specified & directed.

Supply and incorporation of MnO2 as filter media of iron removal plant of size 1/8'' x 1/10'' complete all as specified & directed.

Supply and incorporation of Gravel as filter media of iron removal plant of size 1 1/4'' x 1 1/2'' complete all as specified and directed.

Supply and incorporation of Gravel as filter media of iron removal plant of size 1/2'' x 1'' complete all as specified & directed.

Supply and incorporation of Gravel as filter media of iron removal plant of size 1/4'' x 1/2'' complete all as specified & directed.

Supply & incorporation of SAND as filter media of iron removal plant of size 1/6" x 1/8'' mesh complete all as specified & directed.

Supply & incorporation of Anthracite grit (activated charcoal) as filter media of iron removal plant of size 1/8" x 1/4'' complete all as specified & directed.

Supply & fixing PVC strainers double nut type as per sample provided for iron removal plant /softning plant and taking out old unserviceable one complete all as specified & directed.

Supply and loading new resin Indian 225 NA type in the softening plant complete all as specified & directed. (Make : Ion Exchange).

Material & labour for nylon wire mesh including tightening by copper wire of required size on IRP softening plant inside including taking out old damaged wire mesh complete all as specified & directed.

Dismalting of existing MS/ CI pipe and fitting of 100 mm bore by opening flange joint cleaning and removing silt, rust by using wire brush and flushing with clean water for both inside & out side of pipes and fittings, painting the outside surface of pipe & fittings with two coats of synthetic enamel paint over a coat of primer and re-fixing in existing position complete all as specified & directed. Note : New bolts, nuts & washers shall be measured and paid separately under supply only rate.The labour element required for fixing nut, Bolts & washers is deemed to be included in the unit rate quoted.)

Dismalting of existing 80 mm bore MS/ CI pipe & fitting by opening the flange joints, cleaning and removing silt, rust by using wire brush and flushing with clean water for both inside & outside of pipes and fittings, painting the outside surface of pipe & fittings with two coats of synthetic enamel paint over a coat of primer and re-fixing in existing position complete all as specified & directed. Note : New bolts, nuts & washers shall be measured and paid separately under supply only rate). The labour element required for fixing nut, Bolts & washers is deemed to be included in the unit rate quoted.)

Dismalting of existing 50 mm bore MS pipe & fitting carefully by opening the flange joints, cleaning and removing silt, rust by using wire brush and flushing with clean water for both inside & outside of pipes and fittings, painting the outside surface of pipe & fittings with two coats of synthetic enamel paint over a coat of primer and re-fixing in existing position complete all as specified & directed. Note : New bolts, nuts & washers shall be measured and paid separately under supply only rate.The labour element required for fixing nut, Bolts & washers is deemed to be included in the unit rate quoted.)

Dismantling of existing 40 mm bore MS pipe & fitting by opening the flange joints, cleaning and removing silt, rust by using wire brush and flushing with clean water for both inside & outside of pipes and fittings, painting the outside surface of pipe & fittings with two coats of synthetic enamel paint over a coat of primer and re-fixing in existing position complete all as specified and as directed. (Note : New bolts, nuts & washers shall be measured and paid separately under supply only rate.The labour element required for fixing nut, Bolts & washers is deemed to be included in the unit rate quoted.

Taking out & re-fixing after servicing of CI diaphram valve 100 mm dia by using wire brush emery cloth paper. HCL acid and flushing with fresh water both side reassembling & painting the outer surface & wheel with two coats of synthetic enamel paint complete all as specified & directed. (Note : New bolts, nuts & washers shall be measured and paid separately under supply only rate. The labour element required for fixing nut, Bolts & washers is deemed to be included in the unit rate quoted.)

All as per item No 77 above but for valve of size 80 mm dia complete all as specified & directed.

All as per item No 77 above but for valve of size 50 mm dia complete all as specified & directed.

All as per item No 77 above but for valve of size 40 mm dia complete all as specified & directed.

Supply & fix CI diaphragm valve 100 mm dia both end flanged including taking down old unsv valve complete all as specified and directed. (Note : New bolts, Nuts, washers & gasket shall be measured and paid separately under supply only rate.The labour element required for fixing nut, Bolts & washers is deemed to be included in the unit rate quoted.

All as per item No 81 above but for valve of size 80 mm dia complete all as specified & directed.

All as per item No 81 above but for valve of size 50 mm dia complete all as specified & directed.

All as per item No 81 above but for valve of size 40 mm dia complete all as specified & directed.

Taking out & re-fixing after servicing of butterfly valve of size 100 mm dia by using wire brush emery cloth paper, HCL acid and flushing out fresh water, painting the the outer surface handle with synthetic enamel paint over a coat of red oxide primer complete all as specified and as directed. (Note : Nuts along with bolts, washers and gasket shall be measured and paid separately under supply only rate.The labour element required for fixing nut, Bolts & washers is deemed to be included in the unit rate quoted complete all as specified & directed.

All as per item No 85 above but for valve of size 80 mm dia complete all as specified & directed.

Supply & fix butterfly valve of size 100 mm dia conforming to IS 13095 both end flanged including taking down old unsv valve complete all as specified and directed.

All as per Item No. 87 above but for valve of size 80 mm dia complete all as specified & directed.

Taking out from trenches or taking down from wall GI steel tubing and connections, 50 mm bore, setting aside and cleaning the serviceable pipe for re-laying/ re-fixing or removal of unserviceable pipe from site of work complete all as specified & directed.

All as per item No 89 here in before but for 40 mm bore of pipe complete all as specified & directed.

Supply and fixing of 50 mm bore GI tubing, medium grade with all new fittings as required complete fixed to walls and ceilings or laid in floors/trenches including testing complete all as specified and directed.

All as per item No 91 here in before but for 40 mm bore of pipe complete all as specified & directed.

M&L for periodic cleaning/ servicing of RO plant of capacity 1000 LPH by dismantaling of the iron filter/ Bag filter/ Candle filter, RO membrane, storage tank, flow metre, connected pipelines etc and proper cleaning and assembling and making fit for use as well as control TDS within prescribed limit complete all as specified & directed. Note: (i) Any Break down occured to plants during the Qtr (with in 03 Months of Servicing) to be rectified by contractor with out any extra cost. (ii) Change of any spare parts and requirement of chemical for cleaning should measured and paid saperately under supply only rates. The labour element required for fixing nut, Bolts & washers is deemed to be included in the unit rate quoted. .

All as per Item No 93 above but for capacity 800 LPH complete all as specified & directed.

M&L for repair of mechanical seal of RO plant high pressure pump of capacity 1000-800 LPH complete all as specified & directed.

M&L for repair and servicing of high pressure pump of RO plant of capacity 1000-800 LPH complete all as specified & directed.

M&L for repair and servicing of high pressure pump for membrane cleaning of RO plant of capacity 1000-800 LPH complete all as specified & directed.

M&L for repair and servicing of membrane cleaning pump of RO plant of capacity 600/500/250 LPH complete all as specified & directed.

M&L for cleaning of sand & activated carbon filter by taking out old media and changing with new one as per existing ratio for RO plant of capacity 1000-800 LPH complete all as specified & directed.

Supply and fixing Iron filter for existing model at BAGJOLA, DAKSHINESWAR, 46 BT ROAD & ECSD of capacity 1000-800 LPH complete all as specified & directed.

Supply only O-ring of any size nut bolt washers PVC pipes, flexible pipes etc parts and allied consumable items as required during each servicing of RO plant of capacity 1000-800 LPH complete all as specified & directed.

Supply and fixing in repair of Cartriage Filter for RO plant of of capacity 1000-800 LPH complete all as specified & directed.

Supply and fix in repair of Cartriadge cover/housing for RO plant of of capacity 1000-800 LPH complete all as specified & directed.

Supply and fixing Ultra Violet Ray lamp suitable for RO plant of capacity 1000-800 LPH complete all as specified & directed.

Supply only chemical of nomenclature AQUACLEAN CVD for cleaning of membrane of RO plant of capacity 1000-800 LPH complete all as specified & directed.

Supply and fixing TDS meter as per existing Model including taking out old unsv meter complete all as specified & directed.

Supply and fixing TDS Sensor as per existing model including taking out old unserviceable sensor of RO plant of capacity 1000-800 LPH complete all as specified & directed.

Supply and fixing Floaty as per existing model including taking out old unserviceable floaty of RO plant of capacity 1000-800 LPH complete all as specified & directed.

Material and labour for re-winding of motor capacity 1HP centrifugal pump set with same gauge as per existing and same number of turns of super enamelled solid copper conductor including providing core insulation, heat varnishing, testing complete all as specified and as directed.

Material and labour for re-winding of motor of high pressure pump set with same gauge as per existing and same number of turns of super enamelled solid copper conductor including providing core insulation, heat varnishing, testing complete all as specified and as directed.

Supply and fixing RO plant Membrane in replacement of unserviceable membrane of RO plant of capacity 1000-800 LPH complete all as specified & directed.

Supply and mixing calcium hypochloride 65-70% with filtered water (granular form) to achieve minimum 2.0 PPm at user end of 45 kg container complete all as specified & directed.

Supply and preparation of brine solution and recharging of softner resin bed wih common salt complete all as specified and as directed.

RADHA ENTERPRISE (BID ID -3451223)

ELECTRO COMMERCIAL CO (BID ID -3453989)

SHRI MILAN CHANDRA DAS (BID ID -3453831)

SETH GHANSHYAM DAS LAKHMAMI AND CO (BID ID -3453870)

RUNJEN CONSTRUCTION (BID ID -3455232)

RBS Builders (BID ID -3454795)

SENCO (BID ID -3451150)

Friends Trading Co (BID ID -3452198)

Tirupati Buildcon Pvt. Ltd. (BID ID -3456095)