IRCON invites bids for supply of Electronic Interlocking based Signalling system at Biratnagar Station of Nepal Railway

IRCON International Limited (IRCON) on behalf of Northeast Frontier Railway (Ministry of Railways) has invited online bids in two packet systems on prescribed forms bonafide firms/companies having requisite experience and financial capacity for execution of the work

  • Tender Reference Number: IRCON/2051/SnT/JBNRL/EI/ RE-TENDER/BIRATNAGAR/
  • Name of work: Design, Supply, Installation, Testing & Commissioning of Electronics Interlocking based Signalling system at Biratnagar Station of Nepal Railway and provision of 6-Quad + OFC communication system between  Biratnagar to Nepal custom yard station of NF/Nepal Railway.
  • Completion Period: 12 Months
  • Document Download / Sale Start Date: 27-Aug-2021
  • Document Download / Sale End Date: 20-Sep-2021
    Bid Submission Start Date: 13-Sep-2021
  • Bid Submission End Date: 20-Sep-2021
  • Bid Opening Date: 21-Sep-2021

Scope of Work:

  • “Design, Supply, Installation, Testing & Commissioning of Electronics Interlocking based Signalling system at Biratnagar Station of Nepal Railway and provision of 6-Quad + OFC communication system between Biratnagar to Nepal custom yard station of NF/Nepal Railway.”
  • It includes Supply, Installation, Testing and Commissioning of Indoor work for EI system including design and drawing, IPS, DG sets, Data loggers, CT rack, Relay rack, Relays, UFSBI, ELD, Fire alarm system etc. for commissioning of single line working as per enclosed yard layout given in Drawing section. It also includes outdoor work like Trenching, Cable laying, termination of cables, earthlings, Track circuits, Points and Point machines, Signals, Location boxes, LC gates, DAC etc.
  • System design, supply, installation, testing & commissioning of STM-1, ADM systems, VHF system and trenching, laying, splicing/ jointing, backfilling, terminating, testing and commissioning of 24 fiber underground armoured OFC with 6 Quad / PIJF cable, provision of Emergency Socket, Headquarter/ Way Side Control Equipment and communication over Nepal Custom Yard to India Custom Yard section & Biratnagar station. Major activities are given as under:
    • Supply, Installation, Testing and Commissioning of Indoor work for EI system including design and drawing, IPS, DG sets, Data loggers, CT rack, Relay rack, Relays, USFBI, ELD, Fire alarm system etc. at various stations.
    • Supply of SSI equipment complete (Hot standby configuration) conforming to RDSO Spec. No. RDSO/SPN/192/2005, Ver.1 with latest amendment & directive issued by Railway Board & RDSO and technical recommendations of RDSO as applicable on the date of supply/installation of the SSI (EI) equipment. Complete interface equipment between SSI & outdoor gears and SSI and dual VDU.
    • The operations of all field gears are to be done from a dual Video terminal of industrial grade as per latest RDSO specification with latest guidelines provided at a central place at the station. The SSI system should be able to interface to dual VDU. The complete interlocking system shall work signalling gears from dual VDU in accordance with the Selection table in a failsafe manner.
    • All the Indoor equipment like EI, IPS, BPAC, Indoor relays etc. shall be supplied to suit RE area requirements.
    • Any other material/equipment/accessories required for installation & commissioning of the complete SSI system to function efficiently, including supply of protocol converter, if required, for interfacing of external Data Logger with EI System.
    • Excavation of Trench, cable laying & backfilling, Testing and Termination of underground Signalling, OFC and Quad Cables including termination, testing & all protective works. It also includes Supply, Installation, Testing and Commissioning of Track circuits, Points and Point machines, Signals, Location boxes, LC gates, DAC, UFSBI etc.
    • Design & drawings and preparation of cable route plan, cable core plan, SWR, Interface design, Applications logic, FAT, SAT, Bell testing, bonding plan, cable termination plan, wiring diagram of various circuits etc. for all stations .
    • Wherever and whenever required alteration in the yard, existing circuit , indoor and other associated works to open engineering siding to facilitate movement of ballast rakes for new rail line.
    • Supply, Installation, Testing & Commissioning of Maintenance Free Earthing, & Normal Earthing as per schedule.
    • Coordination during laying of Glued/insulation joints, Insulation joints, for Track circuit, Point and Crossings, Track linking, execution of drilling and holes etc.
    • Extension of Power from Power supply room/ DG room and various S&T equipment‘s etc. and provision of suitable power cable for the same.
    • Supply, Installation, Testing & Commissioning of Microprocessor based Digital Axle Counter (DAC) system with DUAL track sensor, UFSBI etc.
    • Shifting/Dismantling of existing Signal and Telecom gears that infringe the path of new rail line along with its transportation to store depot.
    • The work is to be carried out in accordance with Interlocking Plans for the station issued by the Railways. Any alteration in the Interlocking Plan to be done during the course of execution of this work shall be carried out by the Contractor expeditiously without any extra cost wherever additional equipment is not required. In case of increase/change in quantity of equipment, design & circuit alteration shall be done without extra cost whereas additional equipment beyond the EI system with 10 % increase in field input quantities may be paid.
    • Supply of all manuals, as planned & completion drawing etc.
    • Cleaning, painting and lettering of various gears as advised by the engineer.
    • Temporary work, if required, for Installation, Testing and Commissioning of the S&T gears at Biratnagar Station along with associated sections as the single line with absolute system of working.
    • All transportation, handling, stacking materials, watching protection of the listed material from the manufacturer‘s works to the sites of use. This also includes transportation of Signaling and Quad from Store depot at Nepal Custom yard or any other suitable location in the section to site of use.
    • Any other work required for completion of the work under this contract as per direction of Engineer-in-charge.
    • Training for operation, maintenance and troubleshooting of EI, other S&T equipment etc.
    • Preparation and planning of NI, Pre-NI, Post NI work, arrangement for the same to complete the complete work.
    • Supply, installation, testing & commissioning of VHF Systems.
    • Linking/integration of STM at Biratnagar Station with Nepal custom yard and other side Terminal Stations. All the material required for interlinking/interfacing shall be provided by the contractor. For seamless communication & management from existing NMS, integration shall be ensured by the contractor (Existing STM is of Loop Telecom make at Nepal Custom yard). All the materials for achieving such provision shall be supplied by the contractor. Necessary programming & integration shall also be done by the contractor.

Website https://etenders.gov.in/eprocure/app may be referred for detailed terms and conditions of the bidding documents, which is available online.


Source: IRCON-Tender | Image Credit (representational): MoR