Enhancing safety by replacing defective/ worn-out TLJBs, Track leads, point insulations, ground connections, Location boxes & foundations, Signal assemblies & foundations including trenching, laying of cables, terminations etc in the section of ADSTE/ BAZ on Kota Division.

01-SCHEDULE 'A' Supply ITEMS

02-schedule-B Execution ITEM

Item Breakup - 01-SCHEDULE 'A' Supply ITEMS

(i) Supply of 4 conductor disconnect terminal Numbers block with test & measurement facility, with screw less, spring cage clamp connections suitable for 0.08 to 2.5 Sq.mm conductor with current capacity of 16 Amps as per RDSO Spcn. No. RDSO/SPN/189/2004 Ver. 3.0 or latest.

ii) Supply of End Stop 10mm for above Din Numbers 35 Rail. KOTA DIVISION-SIGNALLING AND TELECOMMUNICATION/WEST CENTRAL

Supply of PD1 (21KHz) card for GG Tronic Numbers make HASSDAC as per RDSO specification No.RDSO/SPN/177/2012 withversion 3.0 or latest with RDSO inspection Make/Brand:- GG Tronics. Make / Brand: G.G. TRONICS INDIA PRIVATE LIMITED

Supply of PD2 25 KHZ Card suitable for GG Numbers Tronic make SSDAC/HASSDAC as per RDSO Spec. no. RDSO/SPN/177/2012 Ver 3.0 or latest make/brand:-GG Tronics Make / Brand: G.G. TRONICS INDIA PRIVATE LIMITED

Supply of 21 KHZ/25 KHZ Transmitter coil Numbers assembly for HASSDAC Systems RDSO Specn. No. RDSO/SPN/177/2012 (Ver.3) Make-G.G.Tronics. Make/Brand:- GG Tronics ,HSN Code: 85309000

Supply of 21 KHZ/25 KHZ Receiver coil Numbers assembly for HASSDAC Systems RDSO Specn. No. RDSO/SPN/177/2012 (Ver.3) Make-G.G.Tronics. Make/Brand:- GG Tronics , HSN Code:- 85309000HSN

21/25 KHZ TX Coil Assembly - 15 meter cable Numbers length Base clamp split-G36-T212505 for HASSDAC system suitable for G.G. Tronics India Pvt. Ltd. specification no. RDSO/SPN/177/2012 Version3, Make G.G.Tronics or similar

21/25 KHZ RX Coil Assembly - 15 meter Numbers cable length Base clamp split-G36-R212505 for HASSDAC system suitable for G.G. Tronics India Pvt. Ltd. specification no. RDSO/SPN/177/2012 Version3, Make G.G.Tronics or similar

Supply of Digital Cards for SSDAC as per site Numbers requirement as per RDSO Specn. No. RDSO/SPN /177/ 2012 (Ver. 3) or latest.

Supply of Analog Cards for SSDAC as per site Numbers requirement as per RDSO Specn. No. RDSO/SPN/177/ 2012 (Ver. 3) or latest.

"Supply of High power main signal with LED Numbers aspect integrated type, current Regulator as per RDSO Specn. No RDSO/SPN/199/2025 (Rev. 1.2) or latest. Red"

"Supply of High power main signal with LED Numbers aspect integrated type, current Regulator as per RDSO Specn. No RDSO/SPN/199/2025 (Rev. 1.2) or latest. Yellow"

"Supply of High power main signal with LED Numbers aspect integrated type, current Regulator as per RDSO Specn. No RDSO/SPN/199/2025 (Rev. 1.2) or latest. Green"

Supply of calling ON Unit LED integrated type Numbers as per RDSO Specn. No RDSO/SPN/153/2023 Rev.5.0. or latest.

Supply of LED for shunt signal integrated Numbers type as per RDSO Specn. No RDSO/SPN/153/2023 Rev.5.0. or latest.

Supply of Thermo shrink Jointing Kit for Numbers jointing underground 0.9 mm dia. cond. 4/6 quad cables as per specn No. IRS: TC- 77/2012 (Rev.3.0) with Amend. 1, 2 & 3 or latest. KOTA DIVISION-SIGNALLING AND TELECOMMUNICATION/WEST CENTRAL

Supply of Earth Electrode assembly as per Numbers Drg. No. S&T/CON/KOTA/EARTHING/01 ALT - 01. All nut, Bolts & Lugs to be of stainless steel. The earth electrode pipe shall be 'B' Class/ Medium Grade as per Specification No. IS: 1239 Pt. 1/ 2004 of Nominal Inner Dia 50mm, Outside dia (Max 60.8 mm, Min 59.7 mm), Thickness (3.6mm), Tolerance in Thickness ('+' not limited, '-' 12.5 percent).

Supply of Electromagnetic boom holding / Pair locking system with +VE boom locking operated on 110VDC as per drawing attached

Supply of Timing Belt for locking in ELB. Numbers confirming to RDSO/SPN/208/2012 ver. 2.0.or latest amendment.

"Supply of Chlorinated rubber Paint as per IS Litre 13467 : 1992 suitable for applying on insulated rail joint. Colour:- Grey ( Warranty Period : Upto 30 months from the date of supply)"

"SUPPLY OF MAPLE 4C , INTEGRATE Numbers MULTIPLEXER (TDM) FOR CONVERTION OF E ONE TO 64 KBPS, 19"" RACK MOUNTABLE OF 1 U HEIGHT, 4*E 1 UPLINK, 4 SERVICE SLOTS. ONE SERVICE SLOT POPULATED WITH 2w/4w E&M CARD SUPPORTING UP TO 8 INTERFACE, BALANCE 2 SLOT EMPTY, UNIT UP LINK E ONE 1+1 PRODUCTION, SHOULD SUPPORT UP TO 4 DIRECTION, POWERSUPPLY SUITABLE FOR AC & DC WORKING. MAKE : MRO TEK (MAPLE 4C/4E1/AC(V4) OR FABIO 4C OR SIMILAR"

Supply of 108 Mbps TDM over Ethernet Numbers Access Multiplexer with provision of 4 DTE E1 channel over fibre port, fibre port supporting single mode with driving distance upto 15 Kms plus one Ethernet port 10/100 Mbps, power supply AC / DC option from a single socket. Mrotek model ECAT-01L or similar

Supply of Sulphuric Acid solution having Litre nominal specific Gravity 1210 or as suitable for Low Maintenance Lead Acid Stationary Secondary Cells as per specification no. IRS:S: 88/2004 or latest for S&T Installations : 80 AH/120 AH/ 200 AH/ 300 AH. Sample should be supplied and get approved by railways before bulk supply. Solution should be supplied in 30 liter container suitable for storage of Sulphuric Acid. Utmost case and necessary pre cautions must be ensured during supply and transportation by agency. Note# Advance Sample to be approved by consignee before bulk supply. Accepted Make-Rajesh Chemicals P Ltd. Model- Sulphuric Acid gravity 1210 as per IRS:S:88/2004 or latest packed in 30 litre/ 20 Litre HDPE Jar

"Supply of Tributary Card Compatible with Numbers existing Webfil PD Mux as per RDSO Specification No. IRS:TC-68/2012 with latest amendment . Make: Webfil or Similar Fir's offerMake/Brand- WEBFIL LIMITED/ KOLKATA"

"Supply o NIM card compatible with existing Numbers WEBFIL PD MUX as per RDSO Spec. no. IRS- TC 68/2012 with latest amendment. Make: WEBFIL or similar Firm's Offer- WEBFIL LTD"

Supply of patch cord cable(20 mtr long with Numbers SC-SC orLC-SC and LC-LC connectorPatch cord). As per engineer in charge KOTA DIVISION-SIGNALLING AND TELECOMMUNICATION/WEST CENTRAL

Supply of Key Lock Relay AC immunised with Numbers different ward combinations (Five extra sets of ward plates to be supplied with each relay). Siemens make working on 60V/24V DC 4F/4B or equivalent (Extra No. of wards to be supplied with the consultation of Engineer in charge of work, as per requirement of site and no additional cost will be paid for extra wards). The ward combination shall be A, B, C, D, E, F , G--------Z. Total 6555769.27

Item Breakup - 02-schedule-B Execution ITEM

"Carrying out relay alteration to the existing Per Relay relay wiring at relay rack/location box as per the approved circuit diagram. These work includes the releasing of existing unused wires and wiring the relays using 16/0.2 mm copper wire as per RDSO Spec. Wire to be procured from RDSO's approved source and inspection: by RITES [for value of material above Rs. 5.0 lakhs.]. "

Excavation of trench 1.2 mtr deep, 300mm Kilometre wide at the bottom along main line in normal soil, including clearing of bushes, trees etc and refilling of the trench by excavated soil and ramming after laying of the required quantity of cables as per instructions of Engineer at site. The work also includes excavation of trenches in the beds of culverts. Whenever the dimensions of cable Trenches as mentioned in the Tender Schedule are not easily achievable due to terrain conditions, then payments will be made on a pro-rata basis, for the dimensions achieved.The specific approval of the Engineer in charge of the work (not below the rank of Sr. Scale officer), will be required for such dispensation.

Excavation of cable trench 300mm wide at Kilometre the bottom and 1.2 meter deep in hard soil mixed with bolders / hard murum soil including clearing of trees, bushes and refilling of cable trench by excavated soil, murum, bolders etc. Care should be taken while refilling the cable trench such that the murum / bolders etc. does not damage the cable. Ramming after laying of cable (a) 6- quad (b) jelly filled & power cables etc. Whenever the dimensions of cable Trenches as mentioned in the Tender Schedule are not easily achievable due to terrain conditions, then payments will be made on a pro-rata basis, for the dimensions achieved.The specific approval of the Engineer in charge of the work (not below the rank of Sr. Scale officer), will be required for such dispensation. KOTA DIVISION-SIGNALLING AND TELECOMMUNICATION/WEST CENTRAL

Excavation of cable trench 1.0m deep from Metre the rail flange and 300mm wide across the track, for track crossing and refilling after laying of RCC/ GI/ DWC pipes and restoring the track to its original condition. Generally there shall be no proportionate payment for cable at depth lesser than that specified in the tender schedule. If it is not possible to reach the required depth at any location, then the contractor shall obtain approval of Railway Site Engineer, who shall get the dispensation, from JAG vide Rly. Board's letter No. 2013/Sig/SEM Pt.-II/Misc., dated 12.06.2014 before commencement of cable laying process and only then shall the proportionate payment be made to the contractor. The work shall be done as per extant practice on W.C. Railway & instruction of Railway Engineer at site. Cable trench as per Drg. No. TS/Cable laying/12/03/03 Alt.-1. For achieving 1.0 Mtr depth for the bottom most cable, the contractor shall dig the trenches to a depth, slightly more than 1.0m to take care of practical problems. Laying of RCC/GI/DWC pipe and cables is covered in separate item.

"Blowing / drawing of OFC through HDPE Kilometre duct & protective work already provided in the excavated trench. All the equipment and machinery required shall be arranged by the contractor at his own cost. Cable should be laid according to the technical conditions and instructions of the site in charge. Note: OFC will be supplied by Railway."

Transportation & laying of HDPE Duct in the Kilometre trenches and in the protective works (i.e. GI pipes/DWC pipe/ boring etc.) and supply as well as pulling of nylon rope through it at different places as per direction of Engineer- in-charge. This also includes laying of Duct in track crossings & road crossings etc. Note- HDPE pipes along with all accessories such as couplers, plugs, end-plugs etc., which are required for proper laying & fixing of HDPE duct, shall be supplied by Railways.

Supply & laying of well burnt bricks of size Numbers 110000.00 200mm x 90mm x 65mm inside the trench (with the brick length being perpendicular to cable route) after laying of cable & covering of cables laid in trenches by loose excavated soil for a layer of 50mm thickness approximately, in station area from Outermost to Outermost signal or at any other location as per instruction of Site Engineer. Note:- Size of bricks to be got approved by Railway Site Engineer. In case brick size is in variance with the size given in the tender schedule then proportionate payment on volumetric basis shall be paid to contractor subject to a maximum limit of schedule rate.

Laying of All types of Signal/ Telecom/ Power Kilometre Cable of various cores/ sizes in excavated trenches. The work shall be done as per extant practice followed on W.C. Railway and as per the instructions of Railway Engineer at site. KOTA DIVISION-SIGNALLING AND TELECOMMUNICATION/WEST CENTRAL

Transportation & Laying of GI/DWC/RCC Metre pipes along with collars in trenches at places wherever required as per the instruction of the engineer at site.

Cutting of all types of Roads (1 Mtr X300 Metre mm)/ platforms (300mm X 300mm) preparatory to trenching, excavation and refilling after laying of RCC/ GI/ DWC pipe & restoring them to original condition. Generally there shall be no proportionate payment for cable at depth lesser than that specified in the tender schedule. If it is not possible to reach the required depth at any location, then the contractor shall obtain prior approval of Railway Site Engineer, who shall get the dispensation, from JAG vide Rly. Board's letter No. 2013/Sig/SEM Pt.-II/Misc., dated 12.06.2014 before commencement of cable laying process and only then shall the proportionate payment be made to the contractor. This also includes laying of any No. of DWC/RCC/GI pipes, as per requirement. The work shall be done as per extant practice on W.C. Rly & instructions of Railway Engineer at site. The DWC/RCC/GI pipes will be supplied by Railway. Laying of RCC/GI/DWC pipe is covered in separate item.

Installation of Thermo-shrinkable jointing kits Numbers for making (a) straight through joints without transformer for 6 -quad Jelly filled cable, (b)Derivation joint without transformer for 6- Quad Jelly filled cable, and (c)Straight Through joint without transformer for10 Pr/20Pr. PIJFcables and construction of BrickChamber for protection of joints withcontractor's all materials as per Drg.No. given by Railway where VF transformers are notrequired. All the materials required for the work are to be arranged bythe contractor himself at his own cost except Thermo- shrinkable jointing kitwhich is already covered in Supplyportion of the tender. After jointingthe cable through test such asinsulation test, Continuity cablelosses etc. to be carried out jointlywith the Railway Engineer. If anydefect or any damage observedduring jointing, the contractor shouldredo the joint free of cost.

Supply, fixing, painting and installation of Numbers RCC/Stone cable route markers as per drawing No. DRM/KOTA/MISC-87 or WCR/Sig/ST.RT.MARKER/201401. Placing and securing of cable route markers in trenches at the specified interval and diversions, joints etc along the cable route. The work shall be done as per extant practice on W. C. Rly & the instructions of Rly engineer at site. Sample to be approved by engineer in- charge of the Railways before supply, after the testing prescribed in drawing. This includes supply of Paints of different colours as per drawing. The paint shall be either from Asian or Shalimar / Apcolite / Berger having ISI mark. KOTA DIVISION-SIGNALLING AND TELECOMMUNICATION/WEST CENTRAL

Fixing of ARA/cage type disconnect terminals Numbers and fuse blocks with provision of holes on Phenolic Laminated Sheets and fixing with galvanised nuts & bolts in Location Boxes and elsewhere. This includes provision of additional holes on the Phenolic Laminated Board on either side for cable conductor entry. The work shall be done as per the instructions of Railway Engineer at site.

Termination of cable cores on ARA Per Terminals/cage type disconnect terminals, Conductor fuse blocks, 8-way terminals blocks, telecom terminals in new/existing apparatus cases, existing MCTB/existing telecom cable termination racks. This includes all associated works of pulling out the cable from underground, dressing of cable, making wiring tree with contractor lacing & threading material etc. Both ends of a cable core shall be counted as per conductor. This includes soldering of armour tree/ring of cables and connecting to copper plate through GI wire bus bar in location boxes. The work shall be done as per instructions of Railway Engineer at site.

Excavation, casting (1:3:6) and plastering Numbers (1:4, with fine sand) of main signal foundation as per Drg. No. Dy.CSTE/C/Kota/1 ALT 'A' with contractor's own material including ballast, cement, local available sand, PVC pipe & galvanised anchor bolts with nuts & washers, etc. The hole for cable entry should be kept as per site requirement and instruction of Railway Engineer at site. The required Ferma of the size mentioned in the drawing for casting of foundation will have to be brought by the contractor at his own cost. All nuts, bolts and washers etc. should be galvanised iron.

Erection of Main Signal (CLS) Post with Numbers Surface base and signal unit complete on top or on Off-set Bracket, fixing of front and back staging, ladder, guard, signal name plates/board, protective screen, blanking of ladder (0.6mm MS sheet), if any with contractor's own brackets, nuts & bolts & o t h e r fixing materials. This also includes erection of auxiliary signals like Calling-ON, Shunt Signal. Wooden white cross-arms (1000mm x 100 mm) to be provided by the contractor till the signals are commissioned with contractor's own material. If the ladder/front/back staging is infringing the SOD, then suitable arrangement of fixing steps for climbing up to signal unit and reducing the size of front/back staging as per instructions of site engineer shall be done. The work shall be done as per instructions of Railway Engineer at site. All nuts, bolts and washers etc. should be galvanised iron. KOTA DIVISION-SIGNALLING AND TELECOMMUNICATION/WEST CENTRAL

Termination of tail cable on Main & Auxiliary Numbers Signal units and wiring with contractor own material, fixing of LED signal units etc. Flexible Single core copper wire 2.5 sq.mm (50/0.25) conforming to IS-694:1990 (as per aspect colour) and lugs etc. will be supplied by the contractor. This includes insertion of tail cables from ground to signal unit, thereafter sealing the opening and testing the signal as per instructions of Railway Engineer at site.

Excavation, casting (1:3:6) and plastering Numbers (1:4, fine sand) of shunt signal foundation as per Drg. No. Dy.CSTE/C/Kota/1 ALT 'A' with contractor's own material including ballast, cement, local available sand, PVC pipe & galvanised anchor bolts with nuts & washers, etc. The hole for cable entry should be kept as per site requirement and instruction of Rly engineer at site. The required Ferma of the size mentioned in the drawing, for casting of foundation will have to be brought by the contractor at his own cost. All nuts, bolts and washers etc. should be galvanised iron.

Erection of Shunt Signal Post with surface Numbers base, unit, number plate complete. Wooden white cross-arms (1000mm x 100 mm) to be provided by the contractor till the signals are commissioned with contractor's own material. The work shall be done as per instructions of Railway Engineer at site. All nuts, bolts and washers etc. should be galvanised iron.

Termination of tail cable on Shunt Signal Numbers units and wiring with Contractor's own material, fixing of LED Signal unit etc. Flexible Single core copper wire 2.5 sq.mm (50/0.25) conforming to IS: 694:1990 copper wire as per Railway standard and lugs etc. will be supplied by the contractor. This includes insertion of tail cables from ground to signal unit, thereafter sealing the opening and testing the signal as per instructions of Rly engineer at site.

"Excavation and Casting of Apparatus Case Numbers Foundation with mixture of Cement:Sand:Stone aggregate/Chip in 1:3:6 ratio and plastering with mixture of Cement:Sand in 1:4 ratio, with contractors own Metal Sheet ferma of the size mentioned in the drawing, cement, anchor bolts, with nuts & washers and other materials. The items also include additional earth work if required as per instruction of Rly. Engineer at site. All nuts, bolts and washers etc. should be galvanised iron. Single Case as per Drg. No. SK 783-1/2 with latest alterations"

"Excavation and Casting of Apparatus Case Numbers Foundation with mixture of Cement:Sand:Stone aggregate/Chip in 1:3:6 ratio and plastering with mixture of Cement:Sand in 1:4 ratio, with contractors own Metal Sheet ferma of the size mentioned in the drawing, cement, anchor bolts, with nuts & washers and other materials. The items also include additional earth work if required as per instruction of Rly. Engineer at site. All nuts, bolts and washers etc. should be galvanised iron. Half Case as per Drg. No. SK 783-1/2 with latest alterations" KOTA DIVISION-SIGNALLING AND TELECOMMUNICATION/WEST CENTRAL

"Erection of Apparatus cases. This includes Numbers filling of Location Foundations with the seived sand being used for making the foundation of location boxes and plastering on top of the sand. All nuts, bolts and washers etc. should be galvanised iron. Single Case"

"Erection of Apparatus cases. This includes Numbers filling of Location Foundations with the seived sand being used for making the foundation of location boxes and plastering on top of the sand. All nuts, bolts and washers etc. should be galvanised iron. Half Case"

"Supply, fabrication and fixing of Phenolic Numbers Laminated Sheet Board in Location Box by providing all fixtures, double ended insulators (06 Nos.), PVC coated string rods at the back side for cable support with contractor's own material. The work shall be done as per Drg. No. SK 783-1/2 with latest alterations & as per instructions of Railway Engineer at site. The Phenolic Laminated Sheets should be of 10mm thick, grade P3 as per specification No. IS: 2036 of 1995 or latest. The size of the Phenolic Laminated Sheet for Full Case terminal board should be 800mm x 950mm and for half case it should be 800mm x 450mm. In case board size is in variation with the size mentioned as per location details, then proportionate payment on area basis shall be made. This also include, the work to be done in existing Location Boxes (if required) as per instructions of Railway Site Engineer. Single Case"

"Supply, fabrication and fixing of Phenolic Numbers Laminated Sheet Board in Location Box by providing all fixtures, double ended insulators (06 Nos.), PVC coated string rods at the back side for cable support with contractor's own material. The work shall be done as per Drg. No. SK 783-1/2 with latest alterations & as per instructions of Railway Engineer at site. The Phenolic Laminated Sheets should be of 10mm thick, grade P3 as per specification No. IS: 2036 of 1995 or latest. The size of the Phenolic Laminated Sheet for Full Case terminal board should be 800mm x 950mm and for half case it should be 800mm x 450mm. In case board size is in variation with the size mentioned as per location details, then proportionate payment on area basis shall be made. This also include, the work to be done in existing Location Boxes (if required) as per instructions of Railway Site Engineer. Half Case" KOTA DIVISION-SIGNALLING AND TELECOMMUNICATION/WEST CENTRAL

"Supply, fabrication and fixing of Phenolic Numbers Laminated Sheet for Shelf of equipments/batteries with contractor's own fixing material, angle frames, additional in- between supporting angle for the Shelf, etc. The work shall be done as per Drg. No. SK 783-1/2 with latest alterations & as per instructions of Railway Engineer at site. The Phenolic Laminated Sheets should be 10mm thick, grade P3 as per specification No. IS: 2036 of 1995 or latest. The size of Shelf for Single Case Apparatus/Location Box shall be 500mm x 950mm and for Half Case Location Box it shall be 500mm x 450mm. In case board size is in variation with the size mentioned as per Location details, then proportionate payment on area basis shall be made. Galvanised nut & bolts to be used for fixing of Phenolic Laminated Sheets. Single Case"

"Supply, fabrication and fixing of Phenolic Numbers Laminated Sheet for Shelf of equipments/batteries with contractor's own fixing material, angle frames, additional in- between supporting angle for the Shelf, etc. The work shall be done as per Drg. No. SK 783-1/2 with latest alterations & as per instructions of Railway Engineer at site. The Phenolic Laminated Sheets should be 10mm thick, grade P3 as per specification No. IS: 2036 of 1995 or latest. The size of Shelf for Single Case Apparatus/Location Box shall be 500mm x 950mm and for Half Case Location Box it shall be 500mm x 450mm. In case board size is in variation with the size mentioned as per Location details, then proportionate payment on area basis shall be made. Galvanised nut & bolts to be used for fixing of Phenolic Laminated Sheets. Half Case"

"Installation Resistance, chargers, Choke, batteries, LV box, KLCR, PPTC fuses & track feed charger alarm unit, etc. as applicable) with contractor's own wiring material, MS frame, copper lugs etc. & wiring of the same in Apparatus Cases as per Location Diagrams, paralleling of spare contacts of Metal to Carbon Relays and wiring of potential free contact of track feed charger and testing of track circuits as per instruction of Railway's Site Incharge and standard practice. This also includes supply of Multi-strand Flexible Single Core Copper Wire 2.5 sq.mm (50/0.25) except for relay wiring which will be done with 16/0.2 mm flexible multi-strand wire conforming to IS: 694:1990 with suitable lugs. All wires to be duly manufactured by RDSO approved firms (16/0.2 mm flexible multi-strand wire inspected by RDSO). Note: PPTC fuses shall be provided as per fixing arrangement of PPTC as advised by HQ's policy guideline issued vide letter no. WCR/N- HQ/110/Signal Policy/Sig-32 Pt-VII, dtd. 07.11.2013 i.e. PPTC fuse are to be connected with crimped ring type lugs and crimped area is also to be filled with solder. PPTC lead to be provided with ferrules for volt & current rating of PPTC. Single Case" KOTA DIVISION-SIGNALLING AND TELECOMMUNICATION/WEST CENTRAL

"Installation Resistance, chargers, Choke, batteries, LV box, KLCR, PPTC fuses & track feed charger alarm unit, etc. as applicable) with contractor's own wiring material, MS frame, copper lugs etc. & wiring of the same in Apparatus Cases as per Location Diagrams, paralleling of spare contacts of Metal to Carbon Relays and wiring of potential free contact of track feed charger and testing of track circuits as per instruction of Railway's Site Incharge and standard practice. This also includes supply of Multi-strand Flexible Single Core Copper Wire 2.5 sq.mm (50/0.25) except for relay wiring which will be done with 16/0.2 mm flexible multi-strand wire conforming to IS: 694:1990 with suitable lugs. All wires to be duly manufactured by RDSO approved firms (16/0.2 mm flexible multi-strand wire inspected by RDSO). Note: PPTC fuses shall be provided as per fixing arrangement of PPTC as advised by HQ's policy guideline issued vide letter no. WCR/N- HQ/110/Signal Policy/Sig-32 Pt-VII, dtd. 07.11.2013 i.e. PPTC fuse are to be connected with crimped ring type lugs and crimped area is also to be filled with solder. PPTC lead to be provided with ferrules for volt & current rating of PPTC. Half Case"

Strengthening of foundations of signals, Numbers Full/Half location boxes, by carrying out the earth work around the foundation, ramming of the earth, carrying out masonry masonry work from bottom of earth work using country stones and work cement masonry to prevent the earth from slipping down the bank.

Supply & Fixing of lamp holders (two pin) Numbers with switches (ISI mark) of reputed make for location boxes for 110 V supply. This also includes supply of LED bulb of reputed make.

Supply of Hydrometer Exide make or similar Numbers for measuring specific gravity of Battery Graded acid with mounting stand in location Boxes. (Material inspected by Consignee) KOTA DIVISION-SIGNALLING AND TELECOMMUNICATION/WEST CENTRAL

Installation of earth electrode assembly as Numbers per Drg. No. S&T/CON/Kota/Earthing/01 ALT- 1 and connecting through stainless steel wire 8 SWG supported on MS flat of size 5mm x 40mm to earth electrode as per Drg. No. T/2014/1 for signals and T 2014/5 for Location Boxes/Apparatus Cases. The earth value should be less than 10 Ohms including the lead wire. The value should be measured in presence of Railway Supervisors. It should be documented and painted on earth enclosure made of concrete. Only earth electrode will be supplied by Railway. All other material required for provision of earthing will be brought by the contractor. This earth can be provided for DPs, block instruments & ELD etc. also, so as to achieve the desired earth resistance value. Earth enclosure to be manufactured & supplied by contractors own material of ratio 1:3:6, without cover. Additional connection of Earth pipe including parallel connection with other earth pipes with the function shall be done using left over pieces of signalling cable. Laying of cable pieces shall be covered in laying of cable item and cable shall be supplied by Railways.

"Erection, Fitting and Rail connection of Numbers Track Lead Junction Box (TLJB) on two vertical support (M.S. angle) with contractor's own fixing material including 7mm single groove galvanized channel pins for track lead connections as per Drg. No. JBP/S&T/C/106/II. This include drilling of holes (04 Nos., 8.2 mm dia) in rails for track connections as per instructions of Railway Engineer at site. Note: Jacketted galvanized steel wire rope of 6mm dia., PVC sheathed of 2mm thickness for connection between the TLJB and the rails to be used and to be supplied by the contractor. Double wire ropes to be connected between each rail and TLJB (using lugs) i.e. with each TLJB, 04 Nos. of wire ropes to be fixed, at locations having positive & negative connections and at other TLJBs i.e. for jumpering only 02 wire ropes are required to be fixed (jacketted galvanised steel wire rope of 6mm dia, PVC sheathed of 2mm thickness inspected by consignee)."

Provision of bonding with GI wire 4mm dia (8 Numbers SWG) for fish plate joints bonds, crossing bond etc. This will include drilling of 7.2 mm dia. holes in rails (4 Nos.) and provision of two jumpers for each bond, etc. with contractor's own tools as per instruction of Railway Engineer at site. (Channel pin, bonding wire (8 SWG) will be supplied by contractor). Z-bonding will be done using left over cable pieces (two pieces per bond) with 08 holes per bond, these cables will be supplied by the railways (GI wire 4mm dia, 8SWG for bonding inspected by consignee). NOTE: Two jumpers will constitute one unit of this item. KOTA DIVISION-SIGNALLING AND TELECOMMUNICATION/WEST CENTRAL

Replacement defective/codal life completed batteries with charged battries( batteries will be supplied by railway).Charging of 2V lead Acid Batteries with contractors own battery grade sulphuric acid and distilled water with minimum two charge - discharge cycles, installation of charged batteries in group & their connection & wiring. The work shall be done as per extant practice of W.C. Railway & instruction of Engineer in-charge.(The item per unit = Per 100 VAH).

Excavation of pit in and around the existing Numbers location boxes very carefully without damaging the working cables and shifting and turning of Location box to the new location with Hydra/Crane to clear of the infringement as instructed by the Railway representative at site. The work includes ensuring the safety of the signalling system, releasing the cable coils to give access for shifting/turning the location boxes. Necessary masonry work and earth work in and around the location boxes to the required level shall be done as instructed by the Railway representative at site. If the existing earth connections to the location boxes are disturbed, the earth wires shall be properly re-connected. [All materials required for the work shall be supplied by the Contractor].(a)Shifting of apparatus case (full)

Excavation of pit in and around the existing Numbers location boxes very carefully without damaging the working cables and shifting and turning of Location box to the new location with Hydra/Crane to clear of the infringement as instructed by the Railway representative at site. The work includes ensuring the safety of the signalling system, releasing the cable coils to give access for shifting/turning the location boxes. Necessary masonry work and earth work in and around the location boxes to the required level shall be done as instructed by the Railway representative at site. If the existing earth connections to the location boxes are disturbed, the earth wires shall be properly re-connected. [All materials required for the work shall be supplied by the Contractor].(a)Shifting of apparatus case (half) KOTA DIVISION-SIGNALLING AND TELECOMMUNICATION/WEST CENTRAL

"Fixing/ Refixing of electrical point machine Per Unit on existing layout, ground connection after removing the electrical point detector, FPL assembly and mechanical or any other fittings including existing Point Machine fitting if any, adjustment if necessary, wiring of point machine testing and commissioning of electrically operated point, fixing and connecting point indicator on derail switch if necessary. This will include fabrication and fixing of GI bend pipes as per Drg. No. Dy.CSTE(Con)/Kota/5 of S-shape of 1.2 meter length & 50mm dia with welded frame for cable entry to the point machine and termination of tail cable in point machine and wiring servicing of point machine & supply and filling of SAE-30 lubrication oil . This also includes installation of William stretcher nylon insulation set (complete), Tongue attachment nylon insulation set and Guage Tie plate nylon insulation set as per RDSO specification. The work shall be done as per extant practice on W.C. Railway and the instructions of Railway Engineer at site. Internal wiring of Point machine & cable termination suitable for EI/PI/RRI installation, 2.5 sq.mm (50/0.25) conforming to IS: 694:1990 flexible copper wire of different colours & lug will be supplied by contractor. Point Machine, ground connection, insulation sets will be supplied by Railways. This includes drilling of holes in tounge rail, provision of high di-electric varnish on contact assembly and wiring. This also include rewiring of point machine if required as per type of point machine & circuit (independent detection) & as per instruction of site engineer" (The item Per unit = per point).

"Supply and fixing of Insulating Components Set for Ground Connections of 143mm stroke Point Machine in set. One set consists of :- 1. Insulating Bush for Leading Stretcher Bar to Drg.No. S-8813 : 02 Nos. 2. Insulating Bush for Switch Extension Bracket to drg.no. S- 23199: 04 Nos. 3.Insulating Plate RH to Drg.No. S 3265 Alt-1 : 01 No. 4. Insulating Plate LH to Drg.No. S-3266Alt-1 : 01 No. 5. Insulating Washer to drg.No. S-8640 : 06 Nos. 6. Insulating Plate to drg.No. S-8804 : 01No. 7. Crank Bush 'B' to Drg.No. S 8912 Alt-2 : 4 Nos, 8. Insulation Plate for Gauge Tie Plate to Drg.No. CWM 09723 : 02 Nos 9.Insulating Washer for Gauge Tie Plate/Stretcher Bar to Drg.No. CWM 09623 : 28 Nos. 10. Insulating Plate for Insulated Stretcher Bars to Drg.No. CWM 09823 : 04 Nos. 11. Insulation Bush for Gauge Tie Plate/Stretcher Bar to Drg.No. CWM 09923 : 14 Nos." KOTA DIVISION-SIGNALLING AND TELECOMMUNICATION/WEST CENTRAL

"Supply and fixing of Insulating Components Set for Ground Connections of 220mm stroke Point Machine in set One set consists of :- 1. Insulating Bush for Switch Extension Bracket to drg.no. S-23199 : 04 Nos. 2. Bush for Drive Rod Lug to Drg.No. RDSO S 3463 : 1 No. 3.Insulating Plate RH to Drg.No. S 3592 : 01 No 4. Insulating Plate LH to Drg.No. S-3593 : 01 No 5. Insulating Washer to drg.No. S-8640 : 04 Nos. 6. Drive Rod Insulation Washer to Drg.No. CWM 10323 : 2 Nos. 7. Insulating Plate for Locking Bar Assembly to Drg.No. S 3404 Alt-PTJ/2 : 02 Nos. 8. Crank Bush to Drg.No. S 8912 Alt-2 : 6 Nos 9. Insulation Plate for Gauge Tie Plate to Drg.No. CWM 09723 : 03 Nos 10. Insulating Washer for Gauge Tie Plate and Stretcher Bar to Drg.No. CWM 09623 : 22 Nos. 11. SSD Insulation Plate to drg.No. CWM 10023 : 01 No. 12. Insulation Bush to Drg.No. CWM 09923 : 11 Nos. Firm's offer:-As Above."

All work pertaining to Horizontal Dirctional Metre Drilling (HDD)/Boring and trenchless cabling. It includes supply, transportation and insertion of self lubricated HDPE Pipe and laying of cables in boring under the track/road/platform/circulating area by using different sizes of pipes depending on total number of cables will be crossed. The depth of horizontal boring should be minimum 1 mtr upto 3 mtr, from rail flange/ road level/ground level as per site requirement and as per instructions of Railway Engineer incharge. This item will be used for track crossing of running lines, road crossing & circulating area. By using self lubricated HDPE Pipe of 120mm outer dia and 103.5mm inner dia in the bore and laying of cables in the bore under the track/road/circulating area.

Preparation of cable duct 150mm x 300mm Metre deep for laying of cables in rocky area and refilling the duct (after cable laying) with concrete mixture of proportion 1:3:6 and grouting the ends at either side of the rocky portion using concrete mixture with contractors own cement and other materials. Cable trench shall be as per Drg. No. Dy.CSTE/C/Kota/07/A. Laying of cables is covered in separate item. KOTA DIVISION-SIGNALLING AND TELECOMMUNICATION/WEST CENTRAL

Providing earth Electrode and earthing Numbers connections in Rocky area with mechanized drilling of 6 inch (150mm) dia hole, 3 meter deep. All other items for installation of earth electrode assembly shall be followed as per Drg. No. S&T/CON/KOTA/EARTHING/01 ALT - 01 and connecting through stainless steel wire 8 SWG supported on M.S. flat of size 5mm x 40mm to earth electrode as per drg. No. T/2014/1 for signals and T 2014/5 for location boxes. The value should be measured in presence of Rly. Supervisors. It should be documented and painted on earth enclosure made of concrete. Only earth electrode will be supplied by Railway. All other material required for provision of earthing will be brought by the contractor. This earth can be provided for DPs, block instruments & ELD etc. also, so as to achieve the desired earth resistance value. Earth enclosure to be manufactured & supplied by contractors own material of ratio 1:3:6, without cover. Additional connection of Earth pipe including parallel connection with other earth pipes with the function shall be done using left over pieces of signaling cable. Laying of cable pieces shall be covered in laying of cable item and cable shall be supplied by Railways.

"Painting two coats of Enamel Paint over one Numbers coat of Red Oxide primer on the following items after scrapping and cleaning of the surface wherever necessary. Primer and Paints with ISI mark is to be supplied by the Contractor. The work shall be done as per instructions of Railway Engineer at site and extant practice on W.C. Railway. Note: Second coat shall be made after completely drying up of first coat of paint, to give good somooth & lasting finish. Apparatus case full size"

"Painting two coats of Enamel Paint over one Numbers coat of Red Oxide primer on the following items after scrapping and cleaning of the surface wherever necessary. Primer and Paints with ISI mark is to be supplied by the Contractor. The work shall be done as per instructions of Railway Engineer at site and extant practice on W.C. Railway. Note: Second coat shall be made after completely drying up of first coat of paint, to give good somooth & lasting finish. Apparatus case Half size"

"Painting two coats of Enamel Paint over one Numbers coat of Red Oxide primer on the following items after scrapping and cleaning of the surface wherever necessary. Primer and Paints with ISI mark is to be supplied by the Contractor. The work shall be done as per instructions of Railway Engineer at site and extant practice on W.C. Railway. Note: Second coat shall be made after completely drying up of first coat of paint, to give good somooth & lasting finish. Point machine with ground connection complete. (Point machine with black enamel only outside and ground connection with Red Oxide)" KOTA DIVISION-SIGNALLING AND TELECOMMUNICATION/WEST CENTRAL

"Painting two coats of Enamel Paint over one Numbers coat of Red Oxide primer on the following items after scrapping and cleaning of the surface wherever necessary. Primer and Paints with ISI mark is to be supplied by the Contractor. The work shall be done as per instructions of Railway Engineer at site and extant practice on W.C. Railway. Note: Second coat shall be made after completely drying up of first coat of paint, to give good somooth & lasting finish. Main Signal post with main & auxilliary signal unit, surface base and complete fittings as per W.C. Railway's Standard practice."

"Painting two coats of Enamel Paint over one Numbers coat of Red Oxide primer on the following items after scrapping and cleaning of the surface wherever necessary. Primer and Paints with ISI mark is to be supplied by the Contractor. The work shall be done as per instructions of Railway Engineer at site and extant practice on W.C. Railway. Note: Second coat shall be made after completely drying up of first coat of paint, to give good somooth & lasting finish. Shunt Signal post with signal unit, surface base as per W.C. Railway's Standard practice."

"Painting two coats of Enamel Paint over one Numbers coat of Red Oxide primer on the following items after scrapping and cleaning of the surface wherever necessary. Primer and Paints with ISI mark is to be supplied by the Contractor. The work shall be done as per instructions of Railway Engineer at site and extant practice on W.C. Railway. Note: Second coat shall be made after completely drying up of first coat of paint, to give good somooth & lasting finish. Track lead junction box"

Lettering, numbering of point machine, track Numbers lead junction boxes, block joint, glued joints, , batteries, apparatus cases etc. (outside) (each item to be taken as one unit )

"Lettering & numbering of termination Numbers particulars, equipments names etc. legibly and neatly inside Location Boxes as per standard practice of W.C. Railway & instructions of Railway Engineer at Site. Single case"

"Lettering & numbering of termination Numbers particulars, equipments names etc. legibly and neatly inside Location Boxes as per standard practice of W.C. Railway & instructions of Railway Engineer at Site. Half Case"

Cement concrete 1:3:6 in foundations with cum upto 25mm graded stone aggregate as per instructions of Railway Engineer at Site of size 0.15*0.3 Meter

Hiring of Hydra or similar tyre mounted Pick- Hour n Carry crane of 12T capacity for misc. works of handling of material for minor miscellaneous works for short duration including operator / driver, fuel, lubricants and consumable. The contractor shall arrange all statutory permits as required by rules and regulations prevailing in the area of work. Payment shall be made for actual working hours at site. KOTA DIVISION-SIGNALLING AND TELECOMMUNICATION/WEST CENTRAL

Replication and Supply of safety related Per Page documents in A-4 Size.

Replication and Supply of safety related Per Page documents in A-3 Size.

Fixing of EC socket assembly complete with Numbers termination of 6-Quad , PIJF derivation cable on the strip of 6pin EC socket box on a good quality laminated board/existing pole at SM building, whereever necessary as per instruction of site incharge at site. The work include metallic of the socket assembly using black enamel paint. Checked by site Engineer.

Supply and installation as per site engineer Sqm instruction of Reflective Tape Yellow :- Highlighter grade retro reflective tape is made of non metelised polycarbonate micro primatice visible from 1000 meters highly durable ASI 90 specified reflection value will not detroinate as sure clean application and endures protection against seepage and dirt are to confirm compliance to ASI 90 size per four feet width in roll .Inspection by Consignee.

Supply and installation as per site Sqm engineering instruction of Reflective Tape Black :- Highlighter grade retro reflective tape is made of non metelised polycarbonate micro primatice visible from 1000 meters highly durable ASI 90 specified reflection value will not detroinate as sure clean application and endures protection against seepage and dirt are to confirm compliance to ASI 90 size per four feet width in roll .Inspection by Consignee.

Supply of 48 Fiber OFC JointClosure similar to Numbers Specification No.RDSO/SPN/TC/68/2014 Rev 1.0 orlatest.

Splicing of Optical Fiber Core and routing in Numbers joint closure/FDMS as per instruction of site Engineer. Total 7930422.54