Track Renewal at NTPC Rihand, Sonebhadra district of Uttar Pradesh State

Amount

QUOTED PRICE

Description of Work / Item(s)

Amount

R&M of Plain Track (15 Km length)

Supply of 60Kg rail’s monoblock BG PSC sleepers (category # 1) as per RDSO drawing and IRS specification T- 39-1985 with latest alteration. Drg. No. T- 2496 duly inspected by RITES/Railway/authorized agency at manufactures work site with Inspection Certificate of the materials. The rate includes all taxes, inspection charges, insurance, octroi, levies etc. as applicable and transport, loading, unloading & stacking including all labour, machinery cost complete. The rate also includes loading, unloading, transportation from the contractor’s stock yard to site of work.

Supply of Fish plates 1.0m long as per RDSO drawing no. 5916 with bolts & nuts as per RDSO drawing no. T- 1899 of size 25 mm x 140 mm

Supply of combination fish plates (4 Nos per set) as per drawing no.- T696 to T 699 Including nuts, bolts and washers

Supplying and stacking of machine Crushed Track Ballast conforming to latest RDSO Specification of Track Ballast (IRS-GE-1 JUNE 2016 Up-to-date correction slips ) Stacking of ballast to be done at site as per specification and direction of Engineer in Charge including all types of transportation up to the site, including all leads, lifts. Crossing of tracks and any other obstructions. The item includes leveling of the stacking space properly, handling, rehandling of ballast and payment of royalty. No deduction will be made on slack measurement for shrinkage, as per IRS-GE-1).NTPC is to be involved for Stake measurement of supplied ballast for the porpose of B.O.Q. quantity verification

Laying and linking of track( IN TRACK METER) with 60 kg Rail on 60kg PSC Sleepers 1660 nos. per KM SWR/ Single Rail with all fittings and fastenings on prepared formations ballast bed with NTPC Rails and supplied and stacked sleepers with initial packing complete. The item includes supply and fixing of all fittings & fastenings for 60 kg Rails on 60 kg PSC Sleepers (ERC - T- 3701, GRSP - T- 3711, GFN Liner - T- 3706, Metal liner-T-3740) complete in all respect. The item includes all leads, lifts, crossing of Tracks, handling, rehandling, transportation of Rails within 5Km from NTPC store/ permanent way materials from Contractor’s store to the site of work, pairing of SWP/ Single Rail, straightening of rails, drilling of holes, chamfering holes in Rails and cutting of Rails (if required), paint marking of correct sleeper spacing on gauge face of base Rail, painting, writing of station numbers on curves 10m apart on the inside web and foot of the outer Rails, realigning the same including fixing steel curve boards on approaches of the curve fixed at tangent point on the outside of the curve, duly painted with curve details as per direction of Engineer in charge, greasing/ oiling of fish plates and fish bolts as per IRPWM Para 241, providing correct expansion gaps, according to temperature at the time of installation.Sleepers spacing shall be suitably adjusted as per direction of Engineer in charge. The fish plated joint shall conform to relevant RDSO standard drawing. The item includes fixing of rubber pads with approved Adhesive, fixing of GFN Liners / Metal Liners and ERC, greasing of ERC as per IRPWM Para 1411(5)a with Graphite grease specification IS 408-1981-GR ""O"". The item includes transportation and spreading of stacked PSC Sleepers. The item excludes cost of PSC Sleepers, glued joinls/ insulated joints, welding, testing of welded Rail joint, fixing of check rails for curves and level crossings. These will be paid for separately under relevant items provided in the schedule. New Rails required for the work shall be provided by NTPC Rihand store. Glued joint, welding and check Rails shall be paid under relevant items, Item also includes laying and linking of track with 60 Kg rail (SWR/Single rail) on Ballasted deck Bridge and Plate Girder Bridge. For laying and linking of tracks over such bridges, Steel Channel Sleepers will be provided by NTPC-Rihand Note :- (1) Fish plates & its bolts and clips will be paid separately against relevant Items of schedule."

First through packing of track (Track Meter) laid on any type of sleepers with track ballast to maintain correct alignment, cross level and longitudinal level as required for maintaining track gauge, versine, super elevation etc. on both straight and curve track with contractors’ tools and labor inclusive of all charges as per IRPWM and as directed by Engineer-in-charge. Through packing of trap/derailing switch is included in this item without any extra payment for the same. Ballast, released from dismantled track, is to be re-used for the work after proper screening. Extra ballast required, if any, shall be required to be transported by contractor's own transporting arrangement from the stack of track ballast. The item includes all transportations for First through conventional packing.

Second through packing of track (Track Meter) laid on any type of sleepers with track ballast to maintain correct alignment, cross level and longitudinal level as required for maintaining track gauge, versine, super elevation etc. on both straight and curve track with contractors’ tools and labor inclusive of all charges as per IRPWM and as directed by Engineer-in-charge. Through packing of trap/derailing switch is included in this item without any extra payment for the same. Ballast, released from dismantled track, is to be re-used for the work after proper screening. Extra ballast required, #f any, shall be required to be transported by contractor's own transporting arrangement from the stack of track ballast. The item includes all transportations for Second through conventional packing. Payment of this item will be released after rolling of engine.

Handling, lifting, loading, unloading, leading, and spreading stacked track ballast in two layers including light rolling of bed to a uniform level by using 5 to 10 Ton light rollers (minimum two passes) for preparation of ballast bed of required thickness for giving ballast cushion of 350mm. The ballast shall be lead from existing stacks to the proposed alignment of the track and spread there to make ballast bed for the track including subsequent making up of ballast cushion after linking, packing of track as required to make proper ballast profile on straight or on curves including ballast in shoulders and cribs as a complete job. Quantity of ballast as used in track shall be paid for as per measurement of Stacked Ballast. All lead lift, ascent-descent, crossing of nalleh, track etc. are included in this item.

Dismantling of existing track (Track Meter) with 52 kg rail (single/ 3 rail panel )with sleepers of any type and fitting i e. fish plate with bolts and nuts, ERC, liners, rubber pads, etc including ballast, all dismantled P-way materials are to be sorted (into serviceable & unserviceable category), lead and handed over to employers authorities as per direction of engineer-in-charge .Reclaimed ballast after screening shall be reused at site as per direction of engineer-in-charge .The item includes stacking and handing over the dismantled materials duly segregated to employer store.Note: Loading, leading & unloading shall be paid extra under relevant items

Fabricating, supplying, painting, lettering and fixing in position the following items :KM posts made of RCC (M-15) as per drawing

Welding of Rail joints of IRS-T-12 60Kg rail with Short pre heat, Thermit Welding (SKV) as per relevant specification at same rate on the cess or in-situ including USFD test of all welded Joints and painting as specified in IRS specification of fusion welding of rail by AT process-2006 including all labours, tools and plants (read with all correction slips issued theron). The item includes USF0 testing of all joints as per specifications. Note: Contractor may also do Flash Butt welding of joints using mobile flash bult welding plant as per Railway standard relevant manual. Nothing extra shall be payable on this account.

Extra for Transverse breaking load test of welded joints as per Clause 4 of IRS specifications T-19 including all labour and material complete. The contractor has to arrange the testing of joints from the approved laboratory/test house. After testing test pieces of rails to be returned to Employer’s store.

Painting of rail surface complete except the rail table with protective paint one coat of red oxide as primer to specification IS-2074 followed by two coats of bituminous emulsion to specification IRS-P-30-1996 as per IPRWM Para 250. The item includes removing and cleaning the rail from dust and rust before applying paint. The rate also includes supply of paint, consumables, and tools etc

Measuring of Toe Load of ERC during service in field by Toe Load Measuring Device (Mechanical) with contractor's tools & plants, equipment, consumable with all lead & lift etc complete, as directed by Engineer in-charge. Toe Load Measuring Device (Mechanical) will be as per RDSO’s Specification No. TM/SM/14 (Rev. 01 of 2005 with all updation)

Loading, leading up to 10 km & unloading of rails of any section and length up to 14 M in wagons/truck / trailor-In wagon where mechanical handing is possible and traffic block is not required or in Truck/Trailor. (with contractor's own vehicle, crew, consumables, .labour, tools & plants etc.)

Loading, leading upto 10 km & Unloading of 52 kg/60 kg PSC,Rail and special sleepers upto 2.7 m length including existing fittings and fastenings to contractor’s truck/trailer with crane or any other means with contractor labour, tools & plants, machinery, consumables, etc -In wagon where mechanical handing is possible and traffic block is not required or in Truck/Trailor.

Extra to Items (1.15 or 1.16) above for additional Lead over 10 Km for every 5 Km lead or part there of up to 100 KM

Cutting / cropping of rail of 52Kg # 90 UTS on Cess, manually and perfectly vertical with contractor’s labour, hacksaw blade and tools & plants. NOTE: 1. Cutting of Rails with blade and forcing to part by using other means to break the rails is prohibited. 2. Rails should be cut right through hacksaw blades only.

R&M of 1 in 8.5 Turnout (14 sets)

Supply of CMS crossing as per RDSO Drg. No. 4967/1 (for 60Kg rails) for 1 in 8.5 turnouts.

Supply, Fabrication, assembling & laying on prepared formation/ ballast bed 60Kg BG fan shaped 1 in 8.5 Turn out as per RDSO Drg. No T-4865, 4966, 4967 & 4967/1 with 60Kg IRS T-12 Prime quality class A/B Rails. Laying and linking shall be done on supplied C.M.S crossing supplied stacked PSC sleepers and lead Rails provided by NTPC Item includes all fittings and fastenings, fish plates and fish bolts, rubber pad, liners, ERC etc. for entire Turnout portion with initial packing . The item also includes all transportation of materials i.e. Rails for fabrication of switch and check rails, Rails for laying, linking and assembling of turnouts, Sleepers, etc. from site store, spreading of rails, sleepers, etc., cutting of rails & straigtening of rails (wherever required). Item also includes drilling and chamfering of holes in rails using drilling machine and chamfering kit, ensuring correct sleeper spacing, laying of sleepers to correct gauge, alignment, longitudinal and cross levels and fasteing of fish bolts, fish plates, fixing of rubber pads with approved adhesive, fixing of liners and ERC, greasing of ERC as per IRPWM Para 1411(5)a with Graphite grease specification IS 408-1981-GR "O" including fixing of slide chairs, bearing plates, Check blocks, heel blocks, etc., complete including fixing of connecting rods as required. fixing of Z anchors, stretcher bars etc., making the point ready for operation, straightening by Jim crwoing of switches if necessary, paint marking of sleeper spacing on gauge face of the rails, painting and lettering of month and year of laying, point number near toe of switch, cutting of rail pieces of suitable length, fixing of two rail pieces per point opposite to the actual toe of switch as per IRPWM para 237 (i) to function as creep posts with saw marking on top of rail pieces, giving required bend #n stock rails ahead of toe of switch (if required), greasing/oiling of fish plates and fish bolts as per IRPWM Para 241, provision of correct expansion gaps according to temperature etc. The item includes supply and providing point screw clamp with each set of points and crossing as per relevant RDSO drawings. The rate excludes supply of complete set of PSC sleepers, approach sleepers, exit sleepers and longer sleepers for point machines, welding of joints, supply of CMS crossing and Glued Joints/insulated Joints which will be paid for separately under relevant items. Rails required for the work i e. for fabrication of switch assembly (2 nos. stock rails, 2 nos. tongue rails and 2 nos. check rails) shall be provided by NTPC. The rails are required to be transported by contractor’s own transporting arrangement from the stack yard of NTPC to the works for fabrication/manufacture of switches and check raiLs and after getting manufactured /fabricated by approved manufacturer/fabricator, the same will be transported to NTPC store/ site of work. The item includes all transportation. (A)Fabrication and supply of switch Assembly and check rails st site as specified. (Rails will be provided by NTPC).

Laying and linking of 60Kg BG fan shaped 1 in 8.5 Turn out switch Assembly and check rails,complete in all respect,as specified

Dismantling of existing points and crossing on 60Kg/ 52Kg/90R rails with sleepers of any type and fittings/ fastenings complete in all respects and stacking dismantled material as directed by Engineer-in-charge. Reclaimed ballast after screening shall be reused at site as per direction of engineer-in-charge. The item includes stacking and handing over the dismantled materials duly segregated ( serviceble/ non servicable) to employer store.Note;- Loading, leading & unloading shall be paid extra under relevant items

First through packing of 1 n 8.5 turnout on any kind of sleepers with track ballast to maintain correct alignment, cross and longitudinal level as required for maintaining track gauge, versine, superelevation etc. on both straight and curve track with contractors tools and labour inclusive of all charges as per IRPWM and as directed by Engineer-in-charge. Ballast, released from dismantled track, is to be re-used for the work. Extra ballast required, if any, shall be required to be transported by contractor’s own transporting arrangement from the stacks of track ballast. The item includes all transportation for first Through packing

Second through packing of 1 n 8.5 turnout on any kind of sleepers with track ballast to maintain correct alignment, cross and longitudinal level as required for maintaining track gauge, versine, superelevation etc. on both straight and curve track with contractors tools and labour inclusive of all charges as per IRPWM and as directed by Engineer-in-charge. Ballast, released from dismantled track, is to be re-used for the work. Extra ballast required, if any, shall be required to be transported by contractor’s own transporting arrangement from the stacks of track ballast. The item includes all transportation for second Through packing.

Fabrication & supply of glued joints as per RDSO Drg. No. T-5843 complete with all fittings & fastenings. The rate includes cost of all materials and labour except 60 kg IRS T-12 Prime Quality Class A/B rails, which shall be provided by NTPC. The rate includes transportation of rails from the stock yard of NTPC to the works for fabrication/manufacture of glued joints and after getting manufactured/ fabricated by approved manufacturers/ fabricators, transporting back to site of work for linking by the contractor

Concrete apron civil work

Demolishing R.C.C. work manually/ by mechanical means including stacking of steel bars and disposal of unserviceable material within 50 metres lead as per direction of Engineer - in- charge

Earth work in excavation by mechanical means (Hydraulic excavator)/manual means over areas (exceeding 30 cm in depth, 1.5 m in width as well as 10 sqm on plan) including getting out and disposal of excavated earth lead up to 50 m and lift up to 1.5 m, as directed by Engineer-in charge(All kinds of soil).

Laying, spreading, and compacting stone aggregate of specified sizes to WBM specifications in uniform thickness, hand picking, rolling with 3 wheeled road/vibratory roller 8#10-ton capacity in stages to proper grade and camber, applying and brooming requisite type of screening / binding material to fill up interstices of coarse aggregate, watering and compacting to the required density

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level with 1:1.5:3 (1 Cement : 1.5 coarse sand (zone-III) derived from natural sources :3 graded stone aggregate 20 mm nominal size derived from natural sources)

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level with 1:2:4 (1 Cement : 2 coarse sand (zone-III) derived from natural sources : 4 graded stone aggregate 20 mm nominal size derived from natural sources)

Steel reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete up to plinth level.Thermo-Mechanically Treated bars of grade Fe-500D or more.

Providing and laying in position ready mixed or site batched design mix cement concrete for reinforced cement concrete work; using coarse aggregate and fine aggregate derived from natural sources, Portland Pozzolana / Ordinary Portland /Portland Slag cement, admixtures in recommended proportions as per IS: 9103 to accelerate / retard setting of concrete, to improve durability and workability without impairing strength; including pumping of concrete to site of laying, curing, carriage for all leads; but excluding the cost of centering, shuttering, finishing and reinforcement as per direction of the engineer-in-charge; for the following grades of concrete- Concrete of M30 grade with minimum cement content of 350 kg /cum. Note: Extra cement up to 10% of the minimum specified cement content in design mix shall be payable separately. In case the cement content in design mix is more than 110% of the specified minimum cement content, the contractor shall have discretion to either re-design the mix or bear the cost of extra cement."

Centering and shuttering including strutting, propping etc. and removal of the same form work for :Foundations, footings, bases for columns."

Supplying and laying Epoxy layer of 5 mm thickness and proper slope on all Sqm exposed surfaces of Bituminous concrete already laid on apron (under and on all the four sides of PSC sleepers) as per approved drawing including all materials, labour, tools, lead, lift, shuttering, rounding off the corners, edges etc. as a complete job as per specifications. The composition of the Epoxy mortar shall be in the following proportion by weight: Araldite GY257-100, Hardener HY840-45, Hardener HY 960- 2, Quartz sand GR10-840.

R&M of Track hopper

Making new epoxy levelling layer of 13.6mm for a width of 400 mm to match with the desired Level with Araldite Gy-257, Hardener Hy-840, Hardener Hy-960 and Quartz sand Mix-10 in the proportion of 100:50:2:800 by weight to be applied over a priming coat of Araldite Gy-257 and Hardener Hy-840 in the proportion of 100:50 and one top coat over the levelling layer with Araldite Gy-257, Hardener Hy-840 and Hardener Hy- 960 in the proportion of 100:50:2. (All contractors’ materials including labour and tools etc.)

"Laying and fixing 52 kg rails (3 panel) with fittings to be supplied by the contractor: a) Cl Inserts to IRS Specifications No. T-46 and to RDSO Drg. No. T-381 b) MS Composite insulating Liners to IRS Specification & to RDSO Drg. No. T- 3741(GS) & 3742 (NGS) c) Grooved Rubber Sole Plate to URL Specifications and to RDSO Drg. No. T-3711 d) Pandrol clips to IRS Specifications No. T-31/1992 and to RDSO Drg. No. T-3701 e) 52 Kgs fish plates to RDSO Drg. No. T-090(M) Cor.6 of July 92 in length of 610 mm to IRS Specification No. T1 -66 f) Fish bolts 25mm dia with nuts for RDSO Drg. No. T-11501 - IRS Specification T- 23/1967.over concrete beam of track hopper including fixing and tightening of fish bolts and nuts and maintaining proper gauge alignment, level (both cross and longitudinal), expansion gap at rail joints. The rate will be inclusive of dekinking of rails as required, cutting of rails as required on straight for squaring of joints, drilling holes on web of rail square to rail surface by using proper template for fish plated joints, greasing of eye holes and MCI inserts, ERC, fishing zone of rail joint including bolts and nuts. The rate also includes carrying of 3 rail panel, ascent, descent, loading and unloading, all lead and lift from Agency/NTPC Rail Stack. The rate also includes supply of grease, oil etc. for lubrications of rail joints. The rate also includes fixing of grooved rubber sole plates over the rail sheets through out the length of the track with the Araldite Gy-257."

Welding of Rail joints of 52 kg, 90UTS, T-12 (1st quality) rail with Short pre heat, Thermit Welding(SKV)as per relevant specification at same rate on the cess or in-situ including USFD test of all welded joints and painting as specified in IRS specification of fusion welding of rail by AT process-2006 including all labours, tools and plants (read with all correction slips issued Theron). The item includes USFO testing of all joints as per specifications. Note: Contractor may also do Flash Butt welding of joints using mobile flash butt welding plant as per Railway standard relevant manual. Nothing extra shall be payable on this account."

Supply and stacking of Mono block 60 kg prestressed concrete sleepers. The item includes loading, transportation, unloading and stacking at Site as per Specification and direction of Engineer - in - Charge(A)As per RDSO Drg. No. T-4148 for Level Crossings.

Fabrication from owner’s rails and fixing in position 52 kg, 90 UTS, T-12 Check rail on laid track (Track Meter) at level crossing on both sides rails including all leads, lifts, cutting of rails and flanges for linking on PSC sleepers to RDSO Drg. No. 4148A including drilling & chamfering of holes including painting with coal tar, supplying & fixing all fittings as per RDSO drg. Including MS brackets, MS bolts & nuts, spring washers/packing plates, distance blocks, etc. for check rails, complete as per RDSO drg. No. T-4783 complete (payment shall be made on the basis of the running track metre measured from end to end of check rail along the centre line of track as seen in the plan). Fabrication of 52 kg check rail should conform to RDSO drg no. T-4215. SH rails for check rail shall be provided by NTPC Rihand. The rails are required to be transported by contractor’s own transporting arrangement from the stacks of rails available at NTPC Rihan#d store to the site of works for fabrication/manufacture of check rails etc and after getting manufactured /fabricated by approved manufacturers/fabricators the same will be transported to site of works for linking by the contractor. The item includes all transportation.

Manufacturing, supplying and laying at specified locations factory made CC block pavers for road surface of Level Crossings to RDSO Drg.No. M.00003, manufactured using 20mm size graded hard stone aggregates of approved quality with all contractor’s cement, labour, tools/plant and curing with all lead & lift as per specifications and as directed by Engineer in-charge : 80mm thick blocks of M-35 grade.

R&M of track at Steel Girder Bridges

Dismantling existing track (Track Meter) on girder bridges including running rails and guard rails duly removing rails & fastenings, sleepers & fastenings, foot path slabs etc. duly cutting existing SW panels / LWR, if required into free rails of not less than 12 metre length and stacking the released materials, complete and as directed. Note: Rail cutting and drilling will be paid separately. Broad Gauge Track"

Linking of track (Track Meter) on Bridge on Steel Channel sleepers as per approved drawings along with fittings, including leading of Running and guard rails, and leading the released rails back to bridge approaches fixing running rails & guard rails, bending of guard rails, notching. drilling of holes, cutting of rails and fixing of PVC dowels etc , as directed and making track structure fit for normal speed (Rails & steel channel sleeper will be provided by NTPC) Board guage track."

Renewal of existing cracked /broken/corroded isolated Steel Channel sleepers with NTPC supplied steel channel sleeper with its fittings during traffic block by removing the guard rail and foot path plates with its fittings and loosening of adjacent sleepers hook bolts and lifting of track to required height for removal of old sleeper and insertion of new steel channel sleeper with all fixtures and GR/ER pad in position to neat gauge without disturbing alignment of the track as a whole using with contractors own non infringing Jacks and labour, consumables, wooden packings and refixing back in position guard rails and foot path plates along with fittings and tightening of loosened hook bolts etc as a complete job as directed by Engineer incharge at site. The rate includes trucking of new steel channel sleepers and its fittings from bridge approaches and trucking back released steel channels and its fittings to bridge approaches /nominated locations. Broad Gauge Track

Manufacture of flared portion of Guard Rai) by cutting and bending to required shape of RDSO’s approved drawings. {Note : (1) Rails shall be supplied by NTPC, (2) Rate is for one set, i e. bending of two rails - left and right}"

Fixing of flared portion of guard rail including fixing of rail screws, fish plates, rubber or MS packing plate, as directed complete as per RDSO’s approved drawing. (Rail screw, plate screw, fish plates etc. will be supplied by NTPC)

Supply and stacking of Mono Block 60 kg prestressed concrete sleepers. The item includes loading, transportation, unloading and stacking at Site as per Specification and direction of Engineer - in # Charge:(PSC Sleeper for Guard Rails on approach of Bridge Drg. No. T-4089 to T-4097) (Containing 11 sleepers per set}"

Manufacture & supply of Grooved Rubber Pads to be used for steel channel sleepers for 60 kg / 52 Kg running rails to RDSO drawing No. RDSO/T-5197 to 5200 and RDSO/T-5155 to 5160 with 52Kg / 90R guard rails from RDSO approved sources to IRS specification for grooved rubber pads (provisional 1989) for 10mm thickness with all contractor’s lead, lift, labour, tools, plant, and transportation etc. complete as instructed by Engineer in-charge (One set constitutes Two nos.)

Manufacturing and supplying Galvanized MS Inner and Outer Clips for Steel Channel Sleeper (RDSO Drg. No. T-6150 & T-6151) (One set constitutes two inner & two outer Clips). Suitable for 60 kg rail over existing steel channel sleeper

Bidder Name

Amount

Suresh Chand Gupta (GSTN-23AAFFS9843N1ZL) BID ID -843922

Railtech Infraventure Private Limited (GSTN-09AADCR9539F1Z0) BID ID -844211

united rail road consultatns private limited (GSTN-36AAACU2794A1ZI) BID ID -846060

SUMCON INFRAVENTURES PRIVATE LIMITED (GSTN-NA) BID ID -846158

M/S AWLESH KUMAR SINGH (GSTN-NA) BID ID -845968

Deal Construction (GSTN-NA) BID ID -846148

Shailendra Kumar Jain (GSTN-NA) BID ID -844300

Railtech Infraventure Private Limited (BID ID -844211)

M/S AWLESH KUMAR SINGH (BID ID -845968)

SUMCON INFRAVENTURES PRIVATE LIMITED (BID ID -846158)

Deal Construction (BID ID -846148)

Suresh Chand Gupta (BID ID -843922)

united rail road consultatns private limited (BID ID -846060)

Railtech Infraventure Private Limited (BID ID -844211)

M/S AWLESH KUMAR SINGH (BID ID -845968)

SUMCON INFRAVENTURES PRIVATE LIMITED (BID ID -846158)

Deal Construction (BID ID -846148)

Suresh Chand Gupta (BID ID -843922)

united rail road consultatns private limited (BID ID -846060)

M/S AWLESH KUMAR SINGH (BID ID -845968)

Railtech Infraventure Private Limited (BID ID -844211)

Deal Construction (BID ID -846148)

united rail road consultatns private limited (BID ID -846060)

SUMCON INFRAVENTURES PRIVATE LIMITED (BID ID -846158)

Suresh Chand Gupta (BID ID -843922)