Dedicated Freight Corridor Corporation of India Limited (DFCCIL) has invited open E-Tender on Two packet systems on the prescribed forms for the under noted work.
- Tender No: DFC-DDU-EN-TRACK-MAINT-22
- Name of the work: Track Maintenance of Double Line BG track of length approx 275 TKM including DFCCIL Yards, Formation, Majorand Minorbridges, Civil works like buildings (i.c.Station, IMD/IMSD/ALH/RH and others residential/office buildings) of New DDU/ERC to CPBN and SEBL to SEBN section of Eastern Dedicated Freight Corridor.
- Pre-Bid Meeting: 18.02.2022
- Date of opening of Tender: 10.03.2022
- Date of start submission: 24.02.2022
- Date of close submission: 10.03.2022
Scope of Work:
EDFCalignment is passing parallel to Pt Deen Dayal Upadhyaya (Mughalsarai)-Sonnagar section of Pt Deen Dayal Upadhyay (erstwhile Mughalsarai)Division of East Central Railway. DFC tracks are connecting at East Receiving Cabin (ERC) of Pt Deen Dayal Upadhyay (DDU) Yard of East Central Railway and at Chirailapathu (CPBH) /Bagabishunpur (BCJ) Yards.
Following broad activities are required to be undertaken though this tender:
- Maintenance of Track in betweenDDU/ERC to CPBN and SEBL to SEBN as per IRPWM-2019.
- Maintenance of Importa Viaduct, Major/Minor bridges, RFO and other buildings including (Station Building, IMD/IMSD/ALH etc)and water supply and sanitary works.
The scope of work shall include but not limited to:
- Repairing of embankment with contractor’s own earth including, excavation / loading into contractor’s vehicle with soil quality class SQ1 in cess / formation / level crossing, rain cuts etc. in running line to make surface to the desired level and slope to entire satisfaction of Engineer in-charge. Rate shall include sectioning to profile, all lift, descends, ascends, crossing of track / road / nallah etc. including breaking of clods etc. and compaction by rollers / rammers / tamping rods etc.
- The nominated ballast siding is Japla in EC Railway in Jharkhand State. However, in case of any difficulty at Japla siding beyond the control of parties, the contractor may be asked to supply and stack the ballast at any other ballast siding,for examplePakurRailway Ballast siding. The contractor to make arrangements for supply and loading at no extra cost.
- Earthwork for repairing to cess by cutting or raising of existing cess upto 4 metre from centre of track with Railway‟s earth including cutting of earth, leading, benching, filling, dressing including cutting of grass / shrubs / trees etc.; watering, compaction by ramming and leveling of earth for required longitudinal & cross-sectional profile, as directed Note: [Rate also includes repairs of trolley refuges including pulling ballast back upto formation level to avoid impounding of ballast and there after putting the pulled ballast back after cess repairs etc.]Loading of stacked ballast in Railway wagons at nominated ballast siding
- Grouting of masonry/concrete by injection process duly Sealing of cracks, through nipples complete as per Technical Specification and procedure given in IRBM Para No 209 including necessary admixutre. (Cement will be paid extra).
- Removing rail of all types & length from track, laid on any type & density of sleeper by removing fish plates, fastenings & fish bolts and other materials along with keeping released rail and all materials safely on cess, as directed by Engineer in-charge. (cutting & drilling of rail shall be paid separately and work to be done under traffic block & Railway‟s supervision).
- Insertion of rails of all types & length in track, laid on any type & density of sleeper to the specified gauge. Rates include fastening of rail with sleepers with standard set of fastenings and fixing of fish plates and bolts or, if required, providing gap for welding. (drilling and cutting of rail to be paid separately).
- Replacement of sleepers in track with sleepers lying on cess for casual renewal at isolated locations with all fittings complete to specified gauge & cross level with contractor‟s tools including packing and dressing of ballast, as directed by Engineer in-charge. Released materials shall be neatly stacked.
- Cutting /cropping of rail of 60Kg –90 UTS, manually and perfectly vertical with contractor‟s labours, hacksaw blade and tools & plants.
- Supply of Alumino thermic welding portions 52/60 Kg as approved by RDSO for welding of rails 52/60 kg for 25mm gap by the process of AT welding along with complete accessories confirming to the specification laid down in Indian Railway Standard specification No.IRST-19-2012 up to date correction slips with Single shot crucible fitted with Automatic Tapping Thimble Technology, 3 pieces Mould (Zircon washed) manually pressed for execution of welding of rail joint and compressed air petrol heating techniques including consumable stores complete and as directed by the engineer in charge at site. The following accessories shall be supplied.
- Picking up of slacks in track, as directed by Engineer in-charge without damaging sleepers & fittings, duly opening up ballast, gauging, alignment, correcting longitudinal & cross levels, packing, boxing of ballast and dressing the same under traffic conditions (as per Indian Railways Permanent Way Manual Para-229).
- Carrying out Through USFDtesting of running rails & welds (excluding flange testing) including the full head width portion of SEJ, lead portion of points & crossings of all types of rails using 0º (4 MHz) and 70º (2 MHz) central forward & backward, 70º (2 MHz) gauge face corner forward & backward and 70º (2 MHz) field forward & backward probes by NBC(Need Based Concept) method under traffic conditions as per provisions of IR‟s “Manual Specifications for Ultrasonic Testing of Rails and Welds” & related instructions, duly marking defects, submission of daily reports and storing back-up data, as specified & directed. The rates are inclusive of contractor‟s men, materials & machines complete unless otherwise specified and as directed.
- De-stressing of LWR/CWR with contractor‟s labors, tools & equipments inclusive of all lead & lift. Activities include cutting of LWR/CWR into convenient panels of specified length, removal of ERCs, liners, greasing of ERCs and liner contact area, lifting rails and keeping them on rollers provided at every 15 sleepers, working out elongation of rail ends depending on prevailing site conditions, pulling rails with the help of Hydraulic Tensor to achieve the desired elongation, cutting rails, as required, removing rollers and placing rail in position, re-fixing ERCs & liners and adjustment of gap at SEJs.
- Maintenance of track on main line & loops, Points & crossings etc. including special attention to section for carrying out various maintenance works listed in Indian Railways P.Way Manual / Bridge Manual / LWR Manual for safe running of goods and passenger trains with contractor’s tools / labors etc. complete, as directed by Engineer in-charge.
- Cleaning & clearing of side drains including disposing of muck beyond Railway boundary as per instructions of Engineer in-charge to keep drains clean and clear in cuttings etc.
- De-weeding, uprooting of weeds / jungle etc. and dressing including scarifying ballast in entire profile up to toe of ballast on track.
- Trimming of tree branches coming within 4m of centre line of track & those obstructing views of Curves/LCs / Signal / Indicator at locations in section & station yard, as specified by Engineer in-charge including disposal of branches, bushes outside cess/yard.
- Patrol man for patrolling during cold / hot weather on track for protecting track with all contractor‟s labor, tools, plants etc. complete as directed by Engineer In charge.
- Carrying out USFD testing of Alumino Thermic (AT) welds on all types of rails, using 0º (2 MHz) double crystal; 70º (2 MHz) 20mm x 20mm single crystal probe for head & flange testing; 2 nos. 45º (2 MHz) single crystal with tandem rig for testing from rail top to bottom & for half moon testing and 70º (2 MHz) 20mm x 20mm side looking probe by NBC (Need Based Concept) method under traffic conditions as per provisions of IR’s “Manual & Specifications for Ultrasonic Testing of Rails and Welds” & related instructions duly marking the defects, submission of daily reports and storing back-up data as specified & directed. The rates are inclusive of contractor‟s men, materials & machines complete unless otherwise specified and directed.
The Tender document can be downloaded from DFCCIL‟s website www.dfccil.com.
Source: DFCCIL-Tender | Image Credit (representational): DFCCIL
