Associate signalling works in connection with TTR(FS+TWS+WCMSC)-17sets (1:12) & TTR (TWS+WCMSC)-18 sets (1:12) Guwahati- Chaparmukh section and TTR(TWS+WCMSC)-14sets (1:12) & TTR (FS+TWS+WCMSC)-31 sets (1:12) Chaparmukh- Lumding section.

A-Associate signalling works in connection with

Electric point operating Machine IRS type 220 mm throw, high thrust (AC immunity 160v AC) rotary locking type. Non trailable to opertae on 110V DC, complete with Lock & Detector 1 slide, cable terminal box and clamp lock & Ground connection as per specification no. IRS: S-24/2002 Amd-1 and assembly Drg No. RDSO-S-1100 and RDSO S-3395 and for motor IRS: S-37/82 Amd-3 with External Clamp Point Lock 60 kgs TWS, as per drg no. RDSO S-3454 and with insulation sets and nuts, bolts (suitable for 220 mm throw IRS Point machine) using 60 kg rail.

Track Feed Resistance - Porecelin base 30 ohm as per Drg No.SA-20161-66/M.

Relay ACI, Plug-in-type, Style QTA2, Neutral Track, 9 ohms, 2F/1B , conforming to BRS: 939A & 966 (Appendix F2) IRS:S 34 & IRS:S 23 as applicable (interlocking pin code FGHKX).

Supply of Light weight Rail Drilling machinesuitable for 52/60 kg Rail & compatible for 4 Rail Drilling 7.1 mm to 32 mm diameter all types of holes Model: RATILER Make BroachcutterHSN code 84672100 with accessoriesTungsten Carbide Tipped Annular cutter (Core drill Bit/Rail Drill Bit) 22 mm 26.6 mm & 28.5mm code 211122211126.5.211128.5 piolt Pin size7.96 mmx108mm code 170010. Specially designed unique stock rail plate code B180-1164 or similar as per TS.

Supply of Drill bit 7.2 mm (9/32") dia make- JK or superior.

Heavy Duty Electric Drill Machine (BOSCH LIMITED) (Bosch GSB 13 RE) conforming to Standard & certifications No. EN/DIN/US/UL/CSA or equivalent as per TS.

TCT Annular Rail Drill Diameter 14mm X Length 25mm • Made using High Quality Ultrafine particle Tungsten Carbide raw material having superior bending strength and impact tenacity • Special cutter edge geometry for steel rail ensures the cutting force is small and cutting Speed is fast, resulting in the cutter regaining good strength & sharpness during drilling

Pilot Pin - Diameter 6.35mm X Length 77mm Necessary for locating centre punch, opening flow of coolant and ejecting the slug after the drilling is completed

G.I. wire soft 8 SWG (4 mm dia) as per IS-279/72 or latest amendment suitable for track circuit rail bonding.

Pin channel single groove 7.2 mm dia (9/32") suitable for 4 mm dia bond wires.

Insulated 8 SWG GI wire soft suitable for track jumper as per IS:280/78 or latest

Track lead junction Box as per Drg. No.RST-11509 made of FRP materials conforming 12 to RDSO/SPN/151/97 or latest complete with terminal blocks & links along with FRP Stump for mounting FRP assembly made of FRP Angle 30 x 30 x 4 mm - 1 mtr long (2 Nos) & 12 inch long (1 No.) along with Hardware as per TS.

Under ground Railway Signalling cable 12 core x 1.5 sq. mm Copper Conductor PVC insulated Armoured Unscreened, Under Ground cable to spec. no. IRS:S-63/2014 (Rev.4) or latest

Supply of equipment's assisted to work under 25kV RE area. All Insulated tools should 14 be suitable to work in 25kV RE area, tested to 10,000 VAC and rated for 1,000 VAC when working on live parts and should comply NFPA-70E/ ATSM F1505 -01/IEC: 60900-2004 Standard or similar/lates as per technical specifications.

Installation, wiring and associated work of 110 V DC 220mm throw IRS Clamp type point machine for 60 kg thick web switch

Installation of TLJB as per TS.

Making bond hole and fixing bond wires/jumper wires with contractor's own bonding machine and drill bit as per technical specification. (Supply of GI wires & bond pins are not in the scope of work)

B-Associate signalling works in connection with TTR (TWS+WCMSC)-

Electric point operating Machine IRS type 220 mm throw, high thrust (AC immunity 160v AC) rotary locking type. Non trailable to opertae on 110V DC, complete with Lock & Detector 1 slide, cable terminal box and clamp lock & Ground connection as per specification no. IRS: S-24/2002 Amd-1 and assembly Drg No. RDSO-S-1100 and RDSO S-3395 and for motor IRS: S-37/82 Amd-3 with External Clamp Point Lock 60 kgs TWS, as per drg no. RDSO S-3454 and with insulation sets and nuts, bolts (suitable for 220 mm throw IRS Point machine) using 60 kg rail.

Track Feed Resistance - Poecelin base 30 ohm as per Drg No.SA-20161-66/M.

Relay ACI, Plug-in-type, Style QTA2, Neutral Track, 9 ohms, 2F/1B , conforming to BRS: 939A & 966 (Appendix F2) IRS:S 34 & IRS:S 23 as applicable (interlocking pin code FGHKX).

Supply of Light weight Rail Drilling machinesuitable for 52/60 kg Rail & compatible for 4 Rail Drilling 7.1 mm to 32 mm diameter all types of holes Model: RATILER Make Broachcutter HSN code 84672100 with accessories Tungsten Carbide Tipped Annular cutter (Core drill Bit/Rail Drill Bit) 22 mm 26.6 mm & 28.5mm code 211122211126.5.211128.5 piolt Pin size7.96 mmx108mm code 170010. Specially designed unique stock rail plate code B180-1164 or similar as per TS.

Supply of Drill bit 7.2 mm (9/32") dia make- JK or superior.

Heavy Duty Electric Drill Machine (BOSCH LIMITED) (Bosch GSB 13 RE) conforming to Standard & certifications No. EN/DIN/US/UL/CSA or equivalent as per TS.

TCT Annular Rail Drill Diameter 14mm X Length 25mm • Made using High Quality 7 Ultrafine particle Tungsten Carbide raw material having superior bending strength and impact tenacity • Special cutter edge geometry for steel rail ensures the cutting force is small and cutting Speed is fast, resulting in the cutter regaining good strength & sharpness during drilling

Pilot Pin - Diameter 6.35mm X Length 77mm Necessary for locating centre punch, opening flow of coolant and ejecting the slug after the drilling is completed

G.I. wire soft 8 SWG (4 mm dia) as per IS-279/72 or latest amendment suitable for track circuit rail bonding.

Pin channel single groove 7.2 mm dia (9/32") suitable for 4 mm dia bond wires.

Insulated 8 SWG GI wire soft suitable for track jumper as per IS:280/78 or latest

Track lead junction Box as per Drg. No.RST-11509 made of FRP materials conforming 12 to RDSO/SPN/151/97 or latest complete with terminal blocks & links along with FRP Stump for mounting FRP assembly made of FRP Angle 30 x 30 x 4 mm - 1 mtr long (2 Nos) & 12 inch long (1 No.) along with Hardware as per TS.

Under ground Railway Signalling cable 12 core x 1.5 sq. mm Copper Conductor PVC insulated Armoured Unscreened, Under Ground cable to spec. no. IRS:S-63/2014 (Rev.4) or latest

Supply of equipment's assisted to work under 25kV RE area. All Insulated tools should 14 be suitable to work in 25kV RE area, tested to 10,000 VAC and rated for 1,000 VAC when working on live parts and should comply NFPA-70E/ ATSM F1505 -01/IEC: 60900-2004 Standard or similar/lates as per technical specifications.

Installation, wiring and associated work of 110 V DC 220mm throw IRS Clamp type point machine for 60 kg thick web switch

Installation of TLJB as per TS

Making bond hole and fixing bond wires/jumper wires with contractor's own bonding machine and drill bit as per technical specification. (Supply of GI wires & bond pins are not in the scope of work)