Provision of integrated Tunnel Communication System for KK-I line (BDVR-SLPM section) and KK-II line (JRT-MVG section) over East Coast Railway.

System Architecture /Technical Design to suit functional, technical and system requirements given in technical specs & Documentation with project team/interfacing and client 1 discussion for formalising design document. Design document for in- principle approval of ECoR. Scope of design also includes defining the system values, parameters, block diagrams, diagrams, drawings, flow charts, location-wise equipment details etc., for VHF & DPWCS systems and the same shall be submitted by the contractor. After testing if any change in design required the same shall be incorporated and submitted to ECoR for approval.

Laying of RF Cable with Labelling with descriptions of antenna, component and accessories.

Laying of 7/8" LCX cable and required accessories on tunnel wall along with required accessories, with contractors tools, Plant, labour etc complete.

Trenching and fixing of G.I. pipes of different sizes/DWC pipes in hard rocky area up to a depth of 0.3 M to 0.6 M or at places as per instruction of site Engineer and concreting [1 : 3 : 6] up to height of 100 mm above the pipes. G.I. pipes with the socket/ DWC pipes shall be supplied by the Railway. All other materials required for the works shall be supplied by the contractor. Note: [1] 4 In case of girder bridges, G.I. pipes shall be suitably clamped by the contractor as advised by the site Engineer. Clamps shall be supplied by the contractor. [2] The work including excavation of trenches in hard rock area up to a depth of 0.3 M to 0.6 M and back filling, ramming after completion of work where ever required. [3] In case of concrete bridges clearing of ballast for laying of pipes and re arranging the Railway ballast after completion of work shall be done by the contractor.

"Excavation of trenches of following depth and width 0.3 Meter detailed below including clearing of roots and trees etc. for all types of soil. This work also includes covering of 5 cables laid in trench and backfilling, ramming, consolidation of soil as well as disposal of extra soil after cable is laid as specified in Guidelines on Signalling Cable laying given by RDSO and any latest circular issued by CSTE/ECoR/BBS. Note: Before refilling of the trenches, the cable laid are to be tested and recorded for its insulation value and after satisfaction of site Engineer the refilling process should start and after monsoon the route is to be attended for backfilling the rain cuts, wash out of soils where ever found. [ii] 1.0 Meter"

Excavation of trenches in all kinds of soils including soft rocky area and clearing of track etc. to a depth of 1.0 M and width of 0.3 M for track crossing /pucca road/level crossing gate/platform/station circulating area or any other place as advised by site Engineer including 6 transportation and laying of DWC/RCC/Split RCC/G.I. pipes with or without coupler. This includes repairing of track/pucca road/level crossing gate/ platform/station circulating area surface to original position by ramming and concreting wherever required soon after the work is over. DWC/RCC/GI pipes shall be supplied by the Railway. DWC pipes wherever required shall be supplied in 6 Mtr. length and shall be cut to size as per requirement. All other materials including cement are to be supplied by the contractor.

Cutting of masonary floor/walls at station building/ signal goomty/ Gate lodge at a depth of 0.5 mtr. to 1.0 mtr at places to be indicated by site Engineer for entering of cables inside 7 the building. Only G.I pipes supplied by Railway and all materials as clamps, bolts & nuts as instructed by site Engineer supplied by tenderer. This includes repairing of masonary floors/walls after the cables are taken inside. Cement, Sand required for the work shall be supplied by the tenderer and also transportation of G.I Pipe from Store by the tenderer.

Transportation of OFC from the store of to work site with care, and pushing/ pulling OFC through the HDPE pipes sealing of the duct by simple plugs. The cable is to be laid by 8 mechanised means. At inaccessible places where mechanised laying is not possible, the cable is to be laid manually by pulling through pre inserted rope. Empty cable drums with or without leftover cable should be returned to the store. This also includes testing of cable drums by OTDR in the store premises before transportation and submission of results thereof.

Transportation of HDPE pipe from the store to work site, laying of the same (With 4 9 mm nylon rope, pre inserted inside the HDPE pipe) in excavated trench/ already laid GI/ RCC pipe / tubes, jointing, leveling and end sealing the pipes, HDPE pipe, couplers and end caps shall be supplied by Railway, Nylon rope shall be supplied by the contractor.

Laying of Signalling/4 Quad/ 6 Quad/ Power Cable/Telecom cables/ Jelly filled cables of all sizes in excavated trench, through GI/RCC/DWC pipes etc. wherever required. This includes transportation of cables from the stores to work site and transportation of empty cable drums with 10 left over cables from site to the stores at . The length of cable laid includes the length of cable coil for termination purpose. NOTE: The cables are to be carefully handled during loading, un-loading and transportation to work site. Any damage found in the cable after final testing, in view of mishandling of cables, shall be made good by the Tenderer. Cable should be maggered before and after laying and recorded in a register and submitted to the site Engineer.

Installation, configuration, testing, monitoring and Commissioning of Off-Air BDA/ Main Base Radio Unit and linking with the Master unit for Re-broadcast.

Splicing/Dropping/Termination of each fiber/pigtail in LIU/IO BOX/Terminal Joints/jointing kit through fusion splicing for termination of OFC cables. Above/

Supply, installation, testing and commissioning of Master Unit for VHF simplex system as per RDSO specifications No.RDSO/SPN/TC/109/2023 with latest Amendment/Revision . Note:Railway Envisaged One Master Unit|for each station which should be able to cover all the tunnels of one block section in redundant mode. Example: One MU at BDVR and SLPM will be connected to all RUs of tunnels in the section with desired redundancy . However, firm is free to use as any number of optical units to provide sufficient number of ports for [complete section for complete Radio coverage.The Master unit can be either single unit or separate units of OMU and Off- Air Channelized repeater. The item consists (a)Off-Air Channelized repeater (Bi-Directional Amplifier) as per RDSO specifications No.RDSO/SPN/TC /109/2023 with latest Amendment/Revision (b) Optical Master Unit along as per RDSO specifications No.RDSO/SPN/ TC/ 109/2023 with latest Amendment/Revision. Inspection by RDSO. 4761986.5

Supply, installation, testing and commissioning of Optical Remote Unit for VHF simplex system rquirements mentioned in tender as per specifications No.RDSO/SPN/TC/109/2023 with latest Amendment/Revision and technical specs attached with main and stand by connections to Optial Master Unit. Inspection by RDSO

Supply, installation, testing and commissioning of Voice Recording equipment as per RDSO Specification No. RDSO/SPN/TC/038/2002 (per 4 channels) with latest Amendment/ Revision of apporoved quality. Inspection by RDSO.

Supply, installation of High Gain Directional Antenna in VHF Band at Portals of Tunnels. Inspection by RDSO.

Supply and installation of 50x6 mm coppper coated steel strip with copper coating 5 thickness of min 100 microns. The strip shall be mounted on insulators at every meter to aviod contact with the wall. The jointing between the strips shall be done by exothermic welding to ensure 100% electrical contact. The exotherminc welding shall be UL listed. make-JMV or better . Inspection by RITES.

Supply ,transportation & installation of Optical Fibre cable joint enclosure and splicing of OFC (24 Fibre) and testing. OFC spicing shall be done in presence of Railway Representative. Inspection by Authorized representative of Railway.

OFC distribution (management system) box as per RDSO Spec. RDSO/SPN/TC/037- 7 2000, Drg. N0. RDSO/TCDO-170, suitable for 19" rack complete with 24 fibre FCPC/STPC/SC couplers 24 pitails and suitable tray as per specification and drawing. Make 3M model:8423 or similar (latest version). Thiis includes transportation, Installation and testing. Inspection by RITES.

Supply, transportation, and installation of RCC joint chamber with two piece top cover 8 and bottom cover with hole for drainage and cable entry as per drawing No.RCIL/ER/DRG-02/06 (Section-H). This includes trenching for joint pit, back filling and ramming of pit after placing the joint closure and cable loop in the chamber without causing damage to the same and consolidation of soilas well as disposal of excess soil. Inspection by Authorized representative of Railway.

Supply of 19"" 42 U covered racks complete with all fittings and accessories for housing SDH equipments, primary Muxs, krone modules for 60 channels (2 x 30), DDFs,for 30 9 channels and other equipments like runway ladders, fan tray etc completely wired and equipped with integrated protection modules for all 30 circuits. It should be possible to lock all the equipments with only order wire telephone remaining outside the rack. This includes with the DC-DC Panel with MCB (Min. 05 -48V DC) , 230V AC distribution panel and installation, testing and commissioning of the system. Inspection by authorized Representative of Railway. Detail specification at Section-H.

Supply and installation of 19" 6 U Rack as per Technical specification attached. Inspection by authorized representative of Railway.Detail specification at Section-H.

Supply, installation, testing and commissioning of layer 2 manageable switch 24 port 11 with all power cord, data cords, power supply, stacking cable, 1G network module, 1000 Mbps single mode rugged SFP- 4 Nos. & other accessories, software. As per specification RDSO/SPN/TC/83/2020 Rev. 2.0 or latest. Make & model CISCO WS 2960X24 TS-L, MROTEK LAVENDER-244X, Tec routes TR- S2928E-2AC or similar. Inspection by RITES.

Supply, Transportation and Installation of earth electrode (make TATA or Jindal as per Rly. practice) including MS flat for signalling equipments on lever frame, apparatus cases, signal, relay racks, cable termination rcak, block instrument etc. (supply & installation of earth electrode as 12 per drawing no. RE/S&T/DRG/Tender/SK/398/94 for apparatus cases, signal post & other equipments as per instruction on earthing of S&T equipment. Laying of earth lead mild steel flat of size 35mmx6mm and fixing of lead MS flat (make TATA/Jindal or Similar) to earth electrode and lever frame, signal post & apparatus cases as per Drg. No. CORE/S&T/ALD/SK/591/2008, 592/2008 and 593/2008 respectively and instructions on earthing at S&T equipment and providing cement enclosure for earth electrode as per drawing no. RE/S&T/Sig./Tender/SK/13/85 Alt. A) NOTE: This includes testing of earth value and indicating the same on the Earth enclosure by paint. Inspection by RDSO.

Supply, installation, testing and commissioning of Power backup provision for Master unit as per RDSO specification no.RDSO/SPN/TC/109/2019 or latest. Inspection by RDSO.

Supply, installation, testing and commissioning of Power backup provision for remote unit/off air channelized repeater as per RDSO specification no.RDSO/SPN/TC/109/2019 or latest. Inspection by RDSO. Above/

Supply of Patch cord with connectors as per OEM requirement-10 Mtrs of approved make. Detailed Specification as per RDSO/SPN/TC/69/2007 Rev.0 or latest. Inspection by authorized representative of Railway.

Supply of 1/2" RF Feeder Cable of approved make. Inspection by authorized representative of Railway.

Supply of N-Type Connectors for 1/2" Cable of approved make. Inspection by authorized representative of Railway. 1002224.3

Supply of N-Type Connectors for 7/8" Radiating Cable of approved make. Inspection by authorized representative of Railway.

Supply of Stainless Steel Clamps for 7/8" Radiating Cable anchored using SS Bolts 6 and SS Anchor Fastners (Stainless steel shall be a Cr-Ni-Mo alloy or Cr-Ni-Mo-Ti alloy, material No. 1.4404 or 1.4571 according to EN 10088 resp. 316 S 11 or 320 S 31 according BS) of reputed make like HILTI or better. Inspection by RITES.

Supply of Nylon Clamps for 7/8" Radiating Cable using Stainless Steel Self-Anchoring Expansion Bolts of reputed make like HILTI or better. Inspection by RITES.

Supply of Jumper Cables 1 mtr in 1/2" SF Cable with N-N/DM NM terminations as per OEM of approved make. Inspection by authorized representative of Railway.

Supply of 2way splitter of approved make. Inspection by RITES.

Supply of 30dB coupler of approved make. Inspection by RITES.

Supply of 10W Terimination Load (PIM<=-150) approved make. Inspection by RITES.

Supply of RF lighting and Surge Arrestor protection of approved make. Inspection by RITES.

Supply of Log Periodic Antenna in VHF Frequency Band of approved make. Inspection by RITES.

Supply of Single Mode Optical Fibre patch cords 1 (One) Meter as per OEM requirement of approved make. Detailed Specification as per RDSO/SPN/TC/69/2007 Rev. 0 or latest . Inspection by authorized representative of Railways.

Supply of Single Mode Optical Fibre patch cords 5 (Five) Meter as per OEM requirement of approved make. Detailed Specification as per RDSO/SPN/TC/69/2007 Rev. 0 or latest. Inspection by authorized representative of Railways.

Supply of 3 core 2.5 Sq.mm multi strand copper conductor, LSZH armoured cable of reputed make. Inspection by RITES.

Supply of 20 mm diameter virgin material PE 100 HDPE pipe in coils. Inspection by RITES.

Supply of single mode 6 fibre armored optical fibre as per ITU- TG 652D cable. Make- Dlink/Molex/Amp/ Finolex/sterlite or similar . Inspection by authorized representative of RaIways.

Supply of OFC jointing kit of 6 fiber. Make D link or similar. Inspection by authorized representative of Railways.

Supply of G.I pipe with thread collar of 40mm nominal bore, specification No. IS-1239 medium grade. Inspection by authorized representative of Railways.

Supply of Perforated G.I. pipe of 100 mm dia with socket. G.I. pipe of make 21 TATA/JINDAL shall be as per IS: 1239 part-I/2004 Specification for medium gauge and shall be perforated by drilling 7 mm dia holes length wise in zig-zag manner staggered at a distance of 300 mm. Inspection by RITES

Supply of double walled corrugated pipe 6 mtr in length, 120 mm outer dia and 103 22 mm inner dia, with one suitable coupler conforming to RDSO Specification No. RDSO/SPN/204/2011 Version 1.1 Amdt 1 or latest for under ground cable protection . Colour-Orange. Inspection by the Representative of Railway. Note: If required, the DWC pipe shall be supplied split in two halves. Inspection by RITES.

Supply of 24 Fibre armoured Optic Fibre Cable as per RDSO specification No. RDSO/SPN/TC/ 110/2020 Rev 0 or latest. Inspection by TPI /RITES.

Supply of Permanently lubricated two layer type HDPE duct, outer dia 40 mm, inner 24 dia 33 mm with three end plugs and two couplers for every Km length of pipe in length of 500 m confirming to RDSO Spec. No. RDSO/SPN/TC/45/2013.Rev.2.0 Amendment 2.0 or latest. Inspection by RITES. Note: The HDPE Duct should be pre inserted with 4 mm nylon rope, inside the HDPE Duct. Inspection by RITES. 4092944.0

Supply of Off-Air Channelized repeater (Bi-Directional Amplifier) for VHF simplex system as per specifications No. RDSO/SPN/TC/109/2023 with latest Amendment/ Revision. Inspection by RDSO 4092944.0

Supply of Off-Air Repeater for DPWCS(424-430 MHz) system requirements mentioned in tender as per specifications No. RDSO/SPN/TC/109/2023 with latest Amendment/ Revision. Inspection by RDSO.

Supply of 1C x 16 Sqmm Cu PVC earthing cable with Low Smoke Zero Halogen (LSZH) cable/Fire rated of reputed make.. Inspection by authorized Representative of Railway.

Supply of Ring type Lugs 16 sqmm with hole 10 mm of reputed make. Inspection by authorized Representative of Railway.