Supply installation testing and commissioning of S&T material in connection with following work:- 1)Godhra-Nagda section: : Safety and reliability improvement and replacement of defective/overaged midlife signaling gears and equipment. 2)- Enhancement, Replacement and Strengthening of Existing Earthing System for Vital S&T Installation by RDSO approved Earthing system. 3)-Ratlam Division: Replacement and upgradation of analog 25-watt VHF sets by Digital VHF sets.

A -SOR SCHEDULED 2024

XS1-NS Schedule

Item Breakup - A -SOR SCHEDULED 2024

600.00 CSTE Drg No CSTE/6186.

600.00 RDSO Specification IRS: S-40/84 for Switch bracket, Split-Stretcher bar & Gauge tie plates (52 Kg/60Kg as per site requirement). Supply of DC Track Circuit Accessories as follows :-

300.00 input, 2 to 6/10 V DC Output; as per Specn. No. IRS.S 89/ 2013 with latest amendments. Charger shall be suitable for charging 80 AH battery.

50.00 Line, Non AC Immunized Relay, Style QN1, 24 V DC, 8F-8B/12F-4BContact, Code ABCDF/ABCDE Spec: BRS: 930; IRS S 34; IRS S 23.

50.00 Line AC Immunized Relay, Style QNA1, 24 V DC, 8F-8B/12F-4BContact, Code ABDGH/ABDFH Spec: BRS: 931A; IRS S 34; IRS S 23; IRS S 60-78.

type Telephone as per spec No IRS/TC- 79/2000 or with latest amendments. RATLAM DIVISION-S AND T/WESTERN RLY

66.00 Pipe with associated collars etc. as per RDSO Specification No. RDSO/SPN/204/2011 or latest anti- rodent & anti-oxidant and non-flame propagating type in 6 meters straight length and of size 120 mm outer die,& 103.5 mm inner dia. . One of the following coupling arrangements should also be supplied with each pipe as per the site requirement. 1) Suitable snap fit coupler with rubber 'O-Ring 2) Spacers 3) Tees 4) Bend, 5) End-cap (The total quantity of above items is equal to no. of pipes supplied.) DWC pipe shall be marked at every 1 mtr length in such a way that manufacturer's name, vender name and year of manufacture can be easily identified. Color -Bright Orange; Min Weight = 4kg. Test Check by Consignee & Sample check by JAG officer.

32.00 Industrial, True RMS with temperature, Analog bar graph, Digital display, Backlight, 1000V AC/DC, measure up to 10A, 20A for up to 30 seconds or Superior. Total 4352990.44 B-1 Signalling Eexecution items for Safety and reliability improvement and replacement of Item- 2 defective/overaged midlife signaling gears and equipment. S No. Item No Description of Item Unit Qty Rate Amount Supply, Installation and Commissioning of EI VDU (Visual Display Unit, 4K with all suitable accessories Compatible to El Interlocking in Safe Mode 24x7 at controlling station. The item must comply minimum following s p e c i fi c a t i o n : - a) Screen Size (Diagonal):- As below b) Resolution :- 4K c) Viewing angle degree: - 178x178 degree d) Brightness :- 500 Nits e) contrast ratio 4000:1 f) Backlit :- Direct LED g) Jack Interface: - HDMI -3 no. 1.2 DP, DVI USB 2.0 -2 no. CI Slot RF In AV In Component In (RCA5 Type) Digital Audio Out RGB In (D-sub 15pin)-PC PC Audio Input RS232C (D-Sub 9pin) RJ45 Stereo mini jack. h) Optical Out :- Available Note: - Screen size will be decided as per instruction of engineer incharge.

12.00 Embedded PC as per RDSO TAN no. STS/E/TAN/3007 dated 2.11.12 or latest. ( As per RDSO TAN no.STS/E/TAN/3007 ver. 2.0 dated 22.04.2026 or latest. ) RATLAM DIVISION-S AND T/WESTERN RLY

10000.00 Dia (8 SWG) for track jumper & fish plate joints bonds. This will include drilling of 7.0/7.1/7.2 mm Dia holes in rails (4 Nos.) and provision of two jumpers for each bond, clipping of bonds etc. with contractors own tools as per instruction of Rly. Engineer at site

120.00 kg). ( capacity 4.5kg )

200.00 section limit Board, goods warning board and all other boards with contractors own material. The work shall be done as per instruction of Rly. Engineer incharge as per IRSEM.

900.00 route plan, 1 Mtr. deep and of 0.3 Mtr. to 0.6 Mtr wide advised by Engineer-in- charge alongside the track in normal (all type) soil/strata, conforming to distances as per cable route plan and refilling. This work includes clearing of route from bushes etc., covering of cable laid in trench by loose soil for a layer of 50mm thickness approximately before covering by bricks. The work shall be done as per the extant practice on Western Railway and instructions of Railway Engineer at site. In case 1m depth of trench is not achievable due to site conditions, specific approval of JA grade officer will be required for each site where trench depth of 1m is not possible. Without the approval of JA Grade officer, no payment for trenching will be made for trench depth less than 1m.

360.00 and 0.3 Mtr. Wide on Asphalted Platform / Road / Hard rocky area. Refilling with earth leveling of trenches & restoring the original surface of trenches.

direction drilling/boring Metre without damage of surface road using Auger Machine. The bore shall be 150 mm Dia & shall be done at the depth of minimum 1200 mm from the ground level. The ground level shall be considered ignoring the bank height of the bank of the road. The length of the bore shall be minimum 4 Mtr long. The HDD with or without HDPE pipe as per direction of Engineer In charge. Note: HDPE pipe supply is taken as separate i t e m . This item also includes cable laying (HDD boring).

400.00 collars in trenches at places of track Metre and road crossings, platform cuttings etc. also for straight cable laying. (Cable laying is covered separately.) RATLAM DIVISION-S AND T/WESTERN RLY

24000.00 pairs/ quads in trenches/ GI pipes/ RCC Metre pipes/ DWC pipes/ Trucking. This also includes laying of cables in track crossings & road crossings. Item includes provision of labels of colored plastic adhesive tapes or any other identifiable material on each cable to give the cable number at each G.P. (Cables will be daggered before and after its laying by contractor under supervision of Railway Representative and he will submit the meggering report of each testing). Length of the cable laid includes the length of the cable coiled for termination purposes. Total 9311087.60 B 2 Signalling Execution items for Enhancement, Replacement and Strengthening of Existing Item- 3 Earthing System for Vital S&T Installation by RDSO approved Earthing system. S No. Item No Description of Item Unit Qty Rate Amount

concrete miscellaneous items in the ratio 1: 3: 6. Item includes excavation, ramming, curing and plastering with cement & sand mixture (aggregate not exceeding 3.8 cm.) (Aggregate cement & sand to be supplied by the contractor). Total 1026476.00 B 3 Telecom Execution items for Enhancement, Replacement and Strengthening of Existing Item- 4 Earthing System for Vital S&T Installation by RDSO approved Earthing system. S No. Item No Description of Item Unit Qty Rate Amount

80.00 Electrode for Maintenance Free Earth spec of RDSO/SPN/197/2008.

concrete miscellaneous items in the ratio 1: 3: 6. Item includes excavation, ramming, curing and plastering with cement & sand mixture (aggregate not exceeding 3.8 cm.) (Aggregate cement & sand to be supplied by the contractor). Total 398198.20 B-7 Telecom Execution items for Replacement and upgradation of analog 25-watt VHF sets by Item- 5 Digital VHF sets. S No. Item No Description of Item Unit Qty Rate Amount

35.00 Electrode for Maintenance Free Earth spec of RDSO/SPN/197/2008. Total 50987.65

Item Breakup - XS1-NS Schedule

Supply of Air Sampling Type detector Set shall use LASER type. This type of detector shall use piping or tubing distribution network that shall run from the detector to the area as to be protected. It should be supplied with required module & Power supply unit complete as a system with all accessories like pipes, Sampling points etc as per RDSO Specification No. RDSO/ SPN/ 217/ 2025 ver 3.1 or latest. RATLAM DIVISION-S AND T/WESTERN RLY

Supply of Half Round RCC pipes & Numbers collars of 300 mmouter dia & 250 mm internal dia (1 meter long) alongwith collars as per IS No. 458/2003 of NP type.Tenderer shall submit inspection/test report before supply for prior approval by Engineering incharge.

Supply of RCC Earth Chamber/pit with Numbers lid as per technical specification and insruction of engineering in-charge.

Supply of earth enhancement material Kg for treatment of earth pits as per Specification No. RDSO/SPN/197 Ver 1.0 or latest.

Supply of Main Equipotential earth bus Numbers bar (MEEB) Copper of size-300x25x6 mm.

Supply of Sub equipontential earth bus Numbers bar (SEEB) Copper of size- 150x25x6 mm.

Supply of Copper tape of size 25x2 mm Metre for interconnecting earth pits to form loop earth.

Supply of the basic material for Set Maintenance free Earth for Ring earth as per RDSO/SPN/197 Ver1.0 or latest, bonding connection drawing no. SDO/RDSO/E&B/002 or latest and as per latest earth Technical advisory note.This consisting of the following item: (i) copper bonded steel electrodes of 3.0 m long , 17.0 mm dia with copper bonding thickness of min 250 micron & UL listed & marked -1No. (ii) Earth Enhancing compound supplied in sealed bag of minimum 30- 35 kg -1 no. (confirm to the requirements of IEC 62561-7) (iii) Copper strip of 200 mm x 25 mm x 6 mm to exothermically welded to earth electrod-1 no. (iv)Copper strip of 300 mm x 25 mm x 6 mm (MEEB)-1 no. (v) Copper strip of 150 mm x 25 mm x 6 mm (SEEB)-1 no. (vi) NABL certified Exothermic material for welding

Supply of 10 Sq mm PVC insulated Metre Single core Multi-strands copper conductor (Red/Black/Green) as per IS:694/2010 or latest, as per Specification No. IRS:S-76/89 or latest. Quantity wise colour to be decided by consignee.

Supply of Printed PVC Vinyl Ferrule (up Numbers 90000.00 to 5mm Dia) / custom label size of 50MM with thermal print for CTR / Location Box and Junction Box (Color printing with at least 300 dpi print resolution, Ferrule counting & details of print shall be provided by Railway) Colour of Ferrule: WHITE, BLACK, RED, LEMON YELLOW, GREEN, SKY BLUE, NEVY BLUE, ORANGE. FONT Colour: WHITE, BLACK, RED. RATLAM DIVISION-S AND T/WESTERN RLY

Single core multi strand screened cable Metre size 35mm sq. Annealed Tinned Copper conductor (ATC), electron beam cross linked insulated, cable should be - i) 266 x 0.41 mm no. wires and dia, ii) 7.8mm conductor dia, iii) Core dia 12.5mm , iv) Cable screen dia 13.5mm v) Overall cable diameter min. 15.4mm to 16mm max. for voltage grade of 3.6/6.0 KV AC as per CLW specn. no. CLW/ES/3/0458 Alt-E

Supply of Half Round RCC pipes & Numbers collars of 150 mm internal dia (1 meter long) along with collars withmaterial strength as per IS No. 458/2003 of NP type.Tenderer shall submit inspection/test report beforesupply for prior approval by Engineering in- charge.

Supply of RFID Tags for KAVACH. at Numbers Stations and block sections consisting of LCs, Ibs & Auto signals as the instructions of engineering incharge.

Supply of Thermo shrink Universal Numbers Jointing kit for Quad Cable (for straight joints) as per RDSO spec IRS/TC- 77/2012 revision 3 With latest Amd. Total 9167100.00 B-4 Signalling Eexecution items for Safety and reliability improvement and replacement of Item- 7 defective/overaged midlife signaling gears and equipment. S No. Item No Description of Item Unit Qty Rate Amount

Installation ,Testing and Commissioning Set of Air Sampling Type detector (it shall use LASER type) as per RDSO Specification No. RDSO/ SPN/ 217/ 2025 ver 3.1 or latest

Laying of half round RCC pipe after Running laying the cables in the trenches. Metre (Cable laying is covered separately).

Supply. installation and commissioning Numbers of Earth Leakage Detector as per RDSO/SPN/256/2025 ver 2.0 or latest with latest amendments. The basic detector unit shall comprise of 8 channels, for use on signaling circuits of 110V AC/DC and/or 60V/24V/12V DC as ordered by purchaser. If the detector is required for less number of channels, dummy plates shall be provided. For additional requirement add on /expendable cabinet may be used. The voltage specified shall be provided with + 25% and - 10% tolerance.

Termination of cable cores on ARA Numbers 20000.00 terminal/fuse blocks,8 way terminals block/ Screw-less connectors in theapparatus cases/ cable termination rack at both ends.Both ends of a cable core terminated shall be countedas one terminal. This includes all associated works ofpulling out the cable from underground. The itemincludes dressing of cables, making wiring tree etc. Thework shall be done as per Location/Cable terminationplans and as per the instruction of Engineerin- charge. RATLAM DIVISION-S AND T/WESTERN RLY

Digging a trench to a minimum depth Metre of 0.5 meter and laying 50x6 mm bare Galvanized steel tape (Interconnecting tape) connecting all the earth pits. Routing and laying 50x6 mm Galvanized steel tape connecting all the earth pits. Carrying out exothermic weld connections on all the earth electrodes to Galvanized steel tape of size 50x6 mm for interconnecting the earth pits. It shall be ensured that the distance between any two earth electrodes shall be minimum 3 meter (length of the earth electrode) and max up to 6 meter (twice the length of the earth electrode) to avoid mutual resistance effects. This interconnecting tape shall also be covered with approximately 30 Kg of earth enhancing compound for each 3 meters length. Earth enhancement compound 10Kg along each meter also to be spreaded along the Galvanized steel tape.

Installation of Maintenance Free ring Set Earth with earth pit as per Revised TAN STS/E/TAN/3006 Ver. 3.1 for Earthing, Bonding, Surge and Lightning Protection System which includes the work : i) Digging / Auguring /Boring of single earth pit of 100 mm to 125 mm dia to the depth of approx. 2.8 m. ii) Insertion of 3m electrode and penetrating it at least 0.2m by pushing gently with sludge hammer where the natural soil is assumed. iii) Filling of Earth pit with Earth Enhancement Compound in slurry form and back filling with 3 bags of Earth enhancement material for earthling (10KGs /bag.) . iv) Carrying out Exothermic welding connection on all Earth Electrode to a copper strip of 200x25x6 mm. v) Carrying out Exothermic welding connection on single main Earth Electrode to a copper strip of 200x25x6 mm on Earth Electrode for connecting two 35 sq.mm copper cable for redundancy. (vi) Carrying out Exothermic welding connection on Earth Electrode copper strip to a copper tape of 25x2 mm for the construction of loop earth. vii) The Exothermic welding material for bonding the Earth system shall be procured from RDSO approved firm, which includes graphite moulds, clamps, weld metal powder. viii) 300x300x300 m ( inside dimension) concrete Earth Pit with a concrete Lid ,approx. 50 mm thick with putting hooks shall be provided to cover the pit The back side of the cover will be painted in black and date of testing and average resistance shall also be written. RATLAM DIVISION-S AND T/WESTERN RLY

Supply, commissioning of SMPS based Integrated Power Supply (IPS) System as per RDSO Spec. No. RDSO/SPN/165/2023 Ver. -4.0 Amendment 1.0 date effective 20.06.2024 with surge protection device, status monitoring panel, spares, tool kit, LMLA battery consisting of 55 plus 5 cells (cells as per RDSO spec. IRS: S-88/2004) along with battery stand.The configuration of IPS should be as per WR drawing 6295 (2 of 4 ).

Supply functional/termination details on HD Foot Vinyl print pasted on suitable ACP/Hylam sheet of 3mm showing details of Cable Termination Racks and individual Apparatus cases Single and Half as per the approved soft copy of the Location details provided by railways.

Supply, Commissioning of Earth Leakage Tracking Unit (ELTU) for 12 Channel ELD.

Supply & fixing of GI troughing & Running Channel on girder bridges for carrying Metre cables. Fixing of channel with Girder to be done with hook/ 'J' bolts of suitable size to held the load of the troughing as per Drg. No. CSTE/3004 and CSTE/3006. This item also includes the filling one layer of Bitumen compound as per extant practice. Supply and fixing of GI troughing of size 150mm x 200 mm x 2000mm

Provision connections to copper tape, All material tools and features required for weld will be arranged by contractor. The exothermic welding material for bonding the earth system shall be procured from RDSO approved firms, which includes graphite modules, clamps, weld metal powders.

Jointing of 4 / 6 quad /Signaling cable Numbers with Heat Shrinkable straight through Jointing Kit. All the material required for the work are to be arranged by contractor himself at his own cost except Thermo shrinkable Joint Kit/Rapid Joint kit. After jointing the cable through test such as insulation test, continuity cable losses etc. to be carried out jointly with Railway Engineer. If any defect or any damage is observed during jointing, the contactor has to redo the joint free of cost.

Installation, Programming, Verification Numbers and Commissioning of RFID tags at Stations and block sections consisting of LCs, Ibs & Auto signals. RATLAM DIVISION-S AND T/WESTERN RLY

Supply, Transportation, Installation & Numbers Commissioning with OEM certification of SMPS-based Modular Power Supply Arrangement for VDU (42"- 85*) and Industrial PC (Embedded PC) with input and output redundancy arrangement and hot-pluggable modules as per RDSO Latest TAN for VDU/Embedded PC Power Supply Amungement. Each set consisting of. - 1) Input O-Ring diode modute with digital volt/ammeter, potential-ftee contact for two sources of 1IOV DC from IPS and one output 110VDC Bus - 1 Nos. 2) SMPS-based Isolated Inverters- 2 nos., with digital volt/ammeter, Input: 110VDC, Output: 120VAC/50OV A pure sine, and Active Current Sharing at 50% - 100% load. 3)SMPS-based Isolated DC-DC converters - 2 nos., with digital volt/ammeter, Input: 110VDC, Output: 24VDC/10A, and Active Current Sharing at 50% - 100% load. 4)3U Stainless Steel rack with back panel motherboard and front panel power connectors, and all required protection circuits. (Warranty Period : Upto 30 months from the date of delivery.)Make- Gallant or similar. Total 36816683.00 A 5 Signalling Supply items for Enhancement, Replacement and Strengthening of Existing Earthing Item- 8 System for Vital S&T Installation by RDSO approved Earthing system. S No. Item No Description of Item Unit Qty Rate Amount

Supply of the basic material for Set Maintenance free Earth for Ring earth as per RDSO/SPN/197 Ver1.0 or latest, bonding connection drawing no. SDO/RDSO/E&B/002 or latest and as per latest earth Technical advisory note.This consisting of the following item: (i) copper bonded steel electrodes of 3.0 m long , 17.0 mm dia with copper bonding thickness of min 250 micron & UL listed & marked -1No. (ii) Earth Enhancing compound supplied in sealed bag of minimum 30- 35 kg -1 no. (confirm to the requirements of IEC 62561-7) (iii) Copper strip of 200 mm x 25 mm x 6 mm to exothermically welded to earth electrod-1 no. (iv)Copper strip of 300 mm x 25 mm x 6 mm (MEEB)-1 no. (v) Copper strip of 150 mm x 25 mm x 6 mm (SEEB)-1 no. (vi) NABL certified Exothermic material for welding

Supply of Copper tape of size 25 mmx2 Metre mm.

Supply of earth enhancement material Kg for treatment ofearth pits as per Specification No.RDSO/SPN/197 Ver 1.0 or latest.

Supply of 50 mmx 6 mm galvanised Metre steel tape for interconnecting the earth pits

Supply of MS flat plate strip ( Metre specification no. 226STD or latest) of size 35 mmx 6 mm thick for earth connection to signal post & location boxes etc. RATLAM DIVISION-S AND T/WESTERN RLY

Supply of 10 Sq mm PVC insulated Metre Single core Multistrands copper conductor(Red/Black/Green) as per IS:694/2010 or latest, as per Specification No. IRS:S-76/89 or latest. Quantity wise colour to be decided by consignee.

Single core multi strand screened cable Metre size 35mm sq. Annealed Tinned Copper conductor (ATC),electron beam cross linked insulated, cable should be - i) 266 x 0.41 mm no. wires and dia, ii) 7.8mm conductor dia,iii) Core dia 12.5mm , iv) Cable screen dia 13.5mm v) Overall cable diameter min. 15.4mm to 16mm max. for voltagegrade of 3.6/6.0 KV AC as per CLW specn. no. CLW/ES/3/0458 Alt-E

Supply of 32 mm ISI mark spiral/normal conduit pipe. Total 12003937.00 B 5 Signalling Execution items for Enhancement, Replacement and Strengthening of Existing Item- 9 Earthing System for Vital S&T Installation by RDSO approved Earthing system. S No. Item No Description of Item Unit Qty Rate Amount

Installation of Maintenance Free ring Set Earth with earth pit as per Revised TAN STS/E/TAN/3006 Ver. 3.1 for Earthing, Bonding, Surge and Lightning Protection System which includes the work : i) Digging / Auguring /Boring of single earth pit of 100 mm to 125 mm dia to the depth of approx. 2.8 m. ii) Insertion of 3m electrode and penetrating it at least 0.2m by pushing gently with sludge hammer where the natural soil is assumed. iii) Filling of Earth pit with Earth Enhancement Compound in slurry form and back filling with 3 bags of Earth enhancement material for earthling (10KGs /bag.) . iv) Carrying out Exothermic welding connection on all Earth Electrode to a copper strip of 200x25x6 mm. v) Carrying out Exothermic welding connection on single main Earth Electrode to a copper strip of 200x25x6 mm on Earth Electrode for connecting two 35 sq.mm copper cable for redundancy. (vi) Carrying out Exothermic welding connection on Earth Electrode copper strip to a copper tape of 25x2 mm for the construction of loop earth. vii) The Exothermic welding material for bonding the Earth system shall be procured from RDSO approved firm, which includes graphite moulds, clamps, weld metal powder. viii) 300x300x300 m ( inside dimension) concrete Earth Pit with a concrete Lid ,approx. 50 mm thick with putting hooks shall be provided to cover the pit The back side of the cover will be painted in black and date of testing and average resistance shall also be written. RATLAM DIVISION-S AND T/WESTERN RLY

Connecting main earth pit to MEEB and Job the MEEB to SEEBs/SPDs and interconnecting earth pits per site. The work includes: (i) Digging trench to a depth of at least 0.5 m and running the two 35 sq.mm copper conductor from main earth pit to MEEB. (ii) Digging trench to a depth of at least 0.5 m and running copper tape of 25x2 mm for the construction of loop earth. The interconnecting copper tape shall be covered with earth enhancing compound and back filling. (iii) Routing and termination of two 35 sq.mm copper conductor from main earth pit to 300X25X6 mm MEEB, which is to be fixed inside the equipment room with two insulation stud. This work includes laying and routing of copper cable in PVC/GI conduits. (iv) Routing and termination of 16 sq.mm copper conductor from MEEB to all 150x25x6 mm SEEBs/SPDs in the equipment rooms (v) Routing and termination of 10 sq.mm copper conductor from BRC to all equipments in the equipment room using exothermic welding. This work includes cutting and surface and resurfacing as is it is and also laying and routing of copper cable in PVC/GI conduits where required.

Provision connections to copper tape, Allmaterial tools and features required for weld will be arrangedby contractor. The exothermic welding material for bondingthe earth system shall be procured from RDSO approvedfirms, which includes graphite modules, clamps, weld metal powders.

Digging a trench to a minimum depth Metre of 0.5 meter and laying 50x6 mm bare Galvanized steel tape (Interconnecting tape) connecting all the earth pits. Routing and laying 50x6 mm Galvanized steel tape connecting all the earth pits. Carrying out exothermic weld connections on all the earth electrodes to Galvanized steel tape of size 50x6 mm for interconnecting the earth pits. It shall be ensured that the distance between any two earth electrodes shall be minimum 3 meter (length of the earth electrode) and max up to 6 meter (twice the length of the earth electrode) to avoid mutual resistance effects. This interconnecting tape shall also be covered with approximately 30 Kg of earth enhancing compound for each 3 meters length. Earth enhancement compound 10Kg along each meter also to be spreaded along the Galvanized steel tape. RATLAM DIVISION-S AND T/WESTERN RLY

Steel Structural work in single section Kg revitted,boalted or welded in built up section for Providing Metal Tie bar fencing arround the main earthing system at EI location. (at the rate of 83 Kg/Mtr).The work has to be done as per engineering depatment practice and instructions of engineering incharge. Total 26605344.00 A 6 Telecom Supply items for Enhancement, Replacement and Strengthening of Existing Earthing Item- 10 System for Vital S&T Installation by RDSO approved Earthing system. S No. Item No Description of Item Unit Qty Rate Amount

Supply of the basic material for Set Maintenance free Earth for Ring earth as per RDSO/SPN/197 Ver1.0 or latest, bonding connection drawing no. SDO/RDSO/E&B/002 or latest and as per latest earth Technical advisory note.This consisting of the following item: (i) copper bonded steel electrodes of 3.0 m long , 17.0 mm dia with copper bonding thickness of min 250 micron & UL listed & marked -1No. (ii) Earth Enhancing compound supplied in sealed bag of minimum 30- 35 kg -1 no. (confirm to the requirements of IEC 62561-7) (iii) Copper strip of 200 mm x 25 mm x 6 mm to exothermically welded to earth electrod-1 no. (iv)Copper strip of 300 mm x 25 mm x 6 mm (MEEB)-1 no. (v) Copper strip of 150 mm x 25 mm x 6 mm (SEEB)-1 no. (vi) NABL certified Exothermic material for welding

Supply of 10 Sq mm PVC insulated Metre Single core Multistrands copper conductor(Red/Black/Green) as per IS:694/2010 or latest, as per Specification No. IRS:S-76/89 or latest. Quantity wise colour to be decided by consignee.

Single core multi strand screened cable Metre size 35mm sq. Annealed Tinned Copper conductor (ATC),electron beam cross linked insulated, cable should be - i) 266 x 0.41 mm no. wires and dia, ii) 7.8mm conductor dia,iii) Core dia 12.5mm , iv) Cable screen dia 13.5mm v) Overall cable diameter min. 15.4mm to 16mm max. for voltagegrade of 3.6/6.0 KV AC as per CLW specn. no. CLW/ES/3/0458 Alt-E

Supply of 32 mm ISI mark spiral/normal conduit pipe.

Supply of 16 sq mm Multistrand single Metre core FR PVC insulated copper cable as per IS:694 for connecting SEEBs to MEEB and SPDs to MEEB.

Supply of Copper tape of size 25 mmx2 Metre mm.

Supply of copper tubular crimping Numbers socket (lugs) for copper cable size 16 sqmm.

Supply of crimping Pin type copper lugs Numbers 16 sqmm.

Supply of cable terminal electro Tinned Numbers copper cable lug, 2.5 sqmm. RATLAM DIVISION-S AND T/WESTERN RLY

Supply of Digital Earth Resistance Numbers tester three terminal type with LED display, 1999 count, KOICO model 5600 or any reputed make approved by engineer in-charge.

Supply module-single pair protection plug with GDT and PTCS in series, Make-Innotel or similar

Surge Protection Networks as per technical specifications.

Supply of power line protection device Numbers class D as per technical specification Total 3825819.38 B 6 Telecom Execution items for Enhancement, Replacement and Strengthening of Existing Item- 11 Earthing System for Vital S&T Installation by RDSO approved Earthing system. S No. Item No Description of Item Unit Qty Rate Amount

Digging a trench to a depth of at least Metre 0.5 meter and run the two 35 sq. mm earth conductor (procured against supply item) from Earth pit to MEEB. Routing and exothermic termination of two 35 sq. mm earth conductors in trench from earth pit to 300 x 25 x 6mm MEEB, which is to be fixed inside the equipment room with two 60mm insulation studs.

Steel Structural work in single section Kg revitted,boalted or welded inbuilt up section for Providing Metal Tie bar fencing arround the main ring earthing system . (at the rate of 83 Kg/Mtr).The work has to be done as per engineering depatment practice and instructions of engineering incharge

Provision of telecom ring earth system Numbers (set of 4 no. maintenance free earth) as per latest Earthing technical advisory note & instruction of engineering incharge. This includes supply of the basic material for Maintenance free Earth for Ring earth as per RDSO/SPN/197 Ver1.0 or latest, This consists of the following supply & Installation i t e m s : (i)copper bonded steel electrodes of 3.0 m long , 17.0 mm dia with copper bonding thickness of min 250 micron & UL listed & marked - 4 N o . (ii)Earth Enhancing compound supplied in sealed bag of minimum 10 kg -12 no. (confirm to the requirements of IEC 62561-7) (iii)Copper strip of 200 mm x 25 mm x 6 mm to exothermically welded to earth electrod-4 no. (iv)Copper strip of 300 mm x 25 mm x 6 mm (MEEB)-4 no. (v)Copper strip of 150 mm x 25 mm x 6 mm (SEEB)-4 no. (vi)NABL certified Exothermic material for welding as per requirement (vii)Digging / Auguring /Boring of single earth pit of 100 mm to 125 mm dia to the depth of approx. 2.8 m. (viii) Insertion of 3m electrode and penetrating it at least 0.2m by pushing gently with sludge hammer where the natural soil is assumed. (ix)Filling of Earth pit with Earth Enhancement Compound in slurry form and back RATLAM DIVISION-S AND T/WESTERN RLY filling with 3 bags (as per requirement) of Earth enhancement material for earthling (10KGs /bag.) (x)Carrying out Exothermic welding connection on Earth Electrode copper strip to a copper tape of 25x2 mm or 50x6 mm GI steel tape for the construction of loop earth. (xi)Carrying out Exothermic welding connection on single main Earth Electrode to a copper strip of 200x25x6 mm on Earth Electrode for connecting 4x 35 sq.mm copper cable for redundancy. (xii) Carrying out Exothermic welding connection on all Earth Electrode to a copper strip of 200x25x6 mm. (xiii)The Exothermic welding material for bonding the Earth system shall be procured from RDSO approved firm, which includes graphite moulds, clamps, weld metal powder. (xiv)300x300x300 m (inside dimension) concrete Earth Pit with a concrete Lid ,approx. 50 mm thick with putting hooks shall be provided to cover the pit The back side of the cover will be painted in black and date of testing and average resistance shall also be written. (xv)Ring earth to be connected with existing ring earth by 25X2 mm copper tape ( if in same building or nearby location). (xvi)RCC Work for pathway to earth connection. (xvii)4x35 sq mm wire as per point (xi) should be exothermic weld inside telecom hut on MEEB. (xviii)MEEB needs to be installed inside telecom hut near SPD Box<(0.5M). (xix)BRC (25x2 mm or 50x6 GI steel tape) closed loop needs to be provided in telecom hut . (xx)SPD Box should be connected with MEEB with 16 sq mm wire & 10 sq mm wire for connecting telecom equipment. (xxi)All the material like 10 sqmm copper wire, 16 sqmm copper with , 25X2 mm copper tape or 50x6 mm GI steel tape, additional earth enhancement material, insulator, washer etc. shall be supplied by the contractor and execution like tile cutting, making hole etc. shall be done by contractor for making the ring earth functional. (xxii)Contractor shall ensure that earth value of ring earth is less then 1 ohm. If Earth value of ring earth is not less then 1 ohm , contractor shall provide addition earth electrode and will connect them to ring earth to achieve earth value below 1 ohm.

Supply, commissioning of surge protection cum safety device (Class B + Class C) suitable for single phase for Telecom Equipment as per RDSO specification No. RDSO/SPN/TC/ 98/2011, Rev. 0 with Amendment No.1 or latest.

Supply and Installation of E1 Surge Numbers Protector as per Specification. RATLAM DIVISION-S AND T/WESTERN RLY

Supply & Installation of 48 V surge Numbers protection device for the protecton of incoming power supply point of BPAC Reset Box, DIN Rail mountable as per IEC 62305-4 and tested according to IEC 61643 - 11.SPD should be plug in & indicative type.Guidelines on Earthing, Bonding, Surge and Lightning Protection Systemas per latest RDSO earth TAN to be followed.

Provision connections to copper tape, Allmaterial tools and features required for weld will be arrangedby contractor. The exothermic welding material for bondingthe earth system shall be procured from RDSO approvedfirms, which includes graphite modules, clamps, weld metal powders.

Routing and termination of 10/16/35 sq Metre mm copper cable using copper lugs with stainless steel nuts and bolts. Total 5461908.95 A-8 Telecom Supply items for Replacement and upgradation of analog 25-watt VHF sets by Digital Item- 12 VHF sets. S No. Item No Description of Item Unit Qty Rate Amount

Supply of the basic material for Set Maintenance free Earth as per RDSO/SPN/197 Ver1.0 or latest, bonding connection drawing no. SDO/RDSO/E&B/002 or latest and as per latest earth Technical advisory note.This consisting of the following item: (i) copper bonded steel electrodes of 3.0 m long , 17.0 mm dia with copper bonding thickness of min 250 micron & UL listed & marked -1No. (ii) Earth Enhancing compound supplied in sealed bag of minimum 30- 35 kg -1 no. (confirm to the requirements of IEC 62561-7) (iii) Copper strip of 200 mm x 25 mm x 6 mm to exothermically welded to earth electrod-1 no. (iv)Copper strip of 300 mm x 25 mm x 6 mm (MEEB)-1 no. (v) Copper strip of 150 mm x 25 mm x 6 mm (SEEB)-1 no. (vi) NABL certified Exothermic material for welding

Supply of Digital Earth Resistance Numbers tester three terminal type with LED display, 1999 count, KOICO model 5600 or any reputed make approved by engineer in-charge.

Supply of managed 8 Port POE+ switch Numbers speed 1000 Mbps with 2 SFP Ports (Total 10 Ports) loaded with SFP asper RDSO spec. No. RDSO/SPN/TC / 83/2020, Rev. 2.0 or latest {Trusted Telecom Portal (TTP) approval and compliance with other applicable regulatory guidelines, if any, are mandatory}.

Supply of White PVC Pipe of dia 1 Inch Metre of as per Standard IS:9537 (Part 3) with Pipe length of 3 mtrs each (Bend and Eblow as per site requirement will be supplied along with pipe) RATLAM DIVISION-S AND T/WESTERN RLY

Supply of Medium class GI pipes 50 mm Metre dia (3.6 mm thickness) as per IS 1239 (Part 1): 2004 for use in ASM room and at any other location as decided by Site Engineer. It includes supply of all material required for fixing arrangement. At the ends of GI pipe, flexible/corrugated HDPE pipe will be provided by contractor to protect cables from sharp edges and sudden bends.

Supply of PVC insulated flexible 3 core Metre x 2.5 sq.mm multi strand power cable as per specification no. IS: 694:1990 reaffirmed 1995 or latest

Supply & transportation of polish/Mica Numbers based wooden rack including trolley system to accommodate 12V, 120/150/200 AH battery and charger for VHF at stations. Total 1176521.48 B-8 Telecom Execution items for Replacement and upgradation of analog 25-watt VHF sets by Item- 13 Digital VHF sets. S No. Item No Description of Item Unit Qty Rate Amount

Wiring, drawing, fixing, laying and Metre clipping of all telecom cable/PVC Power cable in PVC pipe/duct/Casing caping with complete fitting as per the instruction of site Engineer.

Fabrication & Fixing of B class GI pipes Numbers (ISI mark) 100mm, 80mm& 50mm diameter or other diameter with coupling. Feeder wire, Elbow, Reducing Elbow, Tee and Socket for Fitting of GI Pipe as directed by Engineer in charge

Supply, fixing and wiring of surge Numbers protection device in attachment plug module with replaceable surge protection for coaxial signal, interfaces N-connector plug/socket installed as surge protection between antenna and 25 W VHF sets, make-Phoenix Contact model CN-UB- 280DC-SB- 2818148 or similar as per specifications. this includes mounting plate and reserve gas filled surge arrestor (one no.) with all required connectors/clamp for commissioning of SPD at site. Total 1076552.72