North Central Railway Tender

Supply of 8 SWG GI wire (4 mm dia) suitable for Track circuit rail bonding as per RDSO spec. IRS: S 13 - 62 . (Inspection Agency: Consignee).

Supply of PVC insulated jacketed wire rope for Track lead connections. The wire rope should be of galvanized steel, 6 mm dia, (6x19 stranded wire with steel core of 6 mm) sheathed with PVC. (Inspection Agency: Consignee).

Supply of Electric Point Machine 143 mm stroke, AC Immunity 160V AC, complete with 6 lock detector and slides for lock detector, non-trailable, to operte on 110V DC, rotary locking withcrank handle universal type as per RDSO Spec. No. IRS:S-24/2002 (Amnd. 1) or latest, RDSO DRG. No. S-10800 (ALT.5 WITH JUNCTION BOX TELESCOPIC. THE MOTOR WILL BE AS PER RDSO SPECN. No. IRS: S-37/82 (AMND. 3) WITH RDSO DRG. No. S-10910. T h is includes supply of Set of tools as per para 20.1 & 20.2 of RDSO SPECN. No. IRS:S-24/2002 (AMND 1) T h e following set of tools in a suitable tool box shall be supplied along with every set of eight point machines or less. i). Hand operated square drive socket wrenches of 12.5 mm driving square (short type) as per IS: 7381 for M8, M10, M12 & M18 threads. (One 250 mm long 12.5 mm square extension bar as per IS: 7991 along with compatible Tee handle Square drive as per IS: 7975 suitable for above socket wrenches shall also be provided.) ii). Open jaw wrenches (spanners) for M10, M12, M20, M24 & M33 threads as per IS: 2028. iii). Adjustable wrench. iv). Screw driver 300 mm long. Junction box and two numbers of telescopic pipes of approved type shall be supplied as an integral part of the point machine. (Inspection Agency: RDSO).

Supply of Digital Clamp Earth tester/meter, with memory storage facility, make 7 Motwane/Meco/Fluke/Stanlay/Khushi comms or better.(Model no.MECO 4680 or similar or latest) Make and model should be approved by railway representative before supply. (Inspection Agency: Consignee).

Supply of Metravi 4673 mini digital clamp meter features high reliability, safety, precision and compact design. Its resolution ratio is 1mA. AC/DC Current has maximum range of 100A 8 AC/DC; particular VFC start mode. Entering this mode can accurately measure voltage and current which has VFC frequency conversion. Voltage or current response display is T-RMS. Whole range overload protection, reliable measurement accuracy and unique design makes it an outstanding new generation electrician/electric power measurement instrument . (Inspection Agency: Consignee).

Supply of Insulation resistance tester. Make Fluke 1507 or similar or latest version. (Inspection Agency: Consignee).

Supply of cable fault locator for the underground cable as per model no. Venus 120 of M/s Khushi comms. or similar. (Inspection Agency: Consignee).

Supply of OTDR suitable for 1310/1550nm fiber with resolution of 60 cm, dynamic 11 range of 314/29 db with all accessories. Make/Brand: Make-Khushi comms Model Mercury S4 or similar reputed make or latest version. Make and model should be approved by railway representative before supply (Inspection Agency: Consignee).

Supply of Automatic Fusion Splicer for single mode Optical fibre cable, along with 12 accessories as per TEC spec. TEC/GR/TX/OSM 001/04/SEP-12 or latest of make Superior/Khushi comms model K97 or similar. Consignee shall approve the supply only after successful demonstration at site. (Inspection Agency: RITES).

Supply of Optical Power Meter, type-B, as per TEC spec. GR/OPM-01/03 Feb. 2005 or latest.(Inspection Agency: Consignee).

Supply and testing of cable route tracer and marker locator model and make 3M Dynatel interated cable route tracer and marker locator 2273M or similar Make. (Inspection Agency: RITES).

Supply of Rx Track Device of G.G. Tronics Make SSDAC as per RDSO Specn. No. RDSO/SPN/177/2012 (Version 3) or latest having length of cable 15 Mtr.(Inspection Agency:RDSO).

Supply of basic material to construct unit maintenance free earth as per RDSO Specs. No. RDSO/SPN/197 Ver. 1.0 or latest to achieve a resistance less than 1 ohm. It consist of following: (a) Copper bonded steel electrode of minimum 3.0 meter long, minimum 17.0 mm dia with copper bonding thickness of minimum 250 microns and UL listed and marked = 1 No. (b) Earth enhancement material supplied in sealed bags of minimum 10 kg = 3 Nos. (c) Copper strip of 150x25x6 mm, to 16 terminate earth rod = 1 No.(d) Copper strip of 300x25x6 mm (MEEB) = 1 No. (e) Copper strip of150x25x6mm (SEEB) = 1 No. |Gi) Supply of 35 sq. mm multi strand single core PVC insulated copper cable as per IS: 694 for connecting main earth electrode to MEEB in the equipment room in duplicate. (minimum 10 meter.) (iii) Supply of 16 sq. mm multi strand single core PVC insulated copper cable as per IS: 694 for connecting MEEB to SEEB and SPD to MEEB (minimum 10 meter. ) (iv) Supply of 10 sq. mm multi strand single core PVC insulated copper cable as per IS: 694 for connecting various equipments to SEEB (v) Supply of copper lug sleeve for 3/16 cable. (Inspection Agency: Consignee).

Fabrication and supply of point rodding (Ground Connection 143 mm ) set for electric point machine (RDSO Type) as per RDSO Drg. No.SA- 8800-01, 20-21, 9151- 52,9000-01,03- 04,9065- 66,9101, as applicable. (Inspection Agency: Consignee).

Supply, installation and commissioning of central gateway. Note: Single Centre gateway shall cater maximum up to 32 data transmitter node (Modbus). (As per annexure A). (Inspection Agency: Consignee).

Wiring of central gateway into existing data logger system as per available bits in Datalogger, for monitoring of location boxes opening/closing through SMS and in control room. (Inspection Agency: Consignee).

Supply, installation, testing and commissioning of data transmitter Node in location box. Modbus Type Note:-maximum range 400 meter. (As per annexure B). (Inspection Agency: RITES).

Supply, installation, testing and commissioning of data transmitter Modbus cum 21 repeater for augmenting range of outdoor data transmitter node (Modbus), where distance of location box is more than 400 meter with respect to central gateway. (As per annexure C).(Inspection Agency: Consignee).

Supply of Apparatus case Led indication status display unit cum alarm system for yard. Single Display system shall cater to maximum 45 no of location boxes. (As per annexure D). (Inspection Agency: Consignee).

Supply and installation of earth electrode as per standard practice and as per NCR practice. It includes supply of GI pipe of 3m length. It includes connecting the earth electrode to the equipments which are required to be earthed including digging of earth pit 3 mtr deep and fixing 23 earth electrode pipe, casting of cement concrete enclosure with cover (cover as per drawing no. S&T/CONST/6.3/97. It includes installation of 7 strand GI wires as earth lead wires, supported on MS flat size 5mm x 40 mm, soldering and nut bolt both, one end of both earth lead wire and MS flat to earth electrode and other end to Location boxes, block equipments, power equipments, cable sheath, signals etc. as per site requirement and as per instructions given by engineer incharge. (Inspection Agency: Consignee).

Supply and Installation of ELD with 8 Channels for monitoring AC channel and DC channel 4 channel cord for 110 v AC and 4 channel cord for monitoring DC Voltage (24 V,60 V,110V) as per RDSO specification no. RDSO/SPN/256/2002 or latest. (Inspection Agency: RDSO).

Supply, fabrication and fixing of Retro-reflective Signal number plates as per NCR latest practice, on signal post with contractor's own material like clamp, U bolts, nuts etc. (Inspection Agency: Consignee).

Installation of Unit Maintenance Free Earth to achieve a resistance less than 1 ohm as supplied under item no, 13002 of Chapter 13 of SOR. It includes (i) Digging the earth to the required depth. (ii) Insertion of electrode. (iii) Filling of earth enhancing compound (Approx.30 Kg) (iv) Provision of exothermic weld connections to copper tape of 25 mm x 6 mm x 150 mm to the earth electrodes. All material tools and features required for weld will be arranged by contractor. (v) This also includes CC cover 1,5 ft x 1.5 ft. 1 ft wall thickness 2 inch with cover 3 inch thickness. Cables 35 Sq mm/ 16 Sq mm/10 sq mm for connecting earth to busbar, busbar to busbar and busbars to various equipments, Earth electrode of 17.20 mm dia and 3.00 meter long high tensile low carbon steel circular rods molecularly bonded with copper and outer surface (minimum copper bonding thickness of 250 microns to made requirement of under writer's laboratories (UL) 467-2007 or latest. Copper strips of 150 mm x 25 mm x 6 mm to be welded with each earth electrode, copper strips of 300 mm x 25 mm x 6 mm for main equip-potential busbar, copper strips of 150 mm x 25 mm x 6 mm sub equip-potential busbar in relay room, power room and panel room. GI strip 25 mm x 2 mm for ring formation of earth pits Earth enhancement material in bags for each Earth Electrode. Inspection chamber of site 300 mm x 300 mmx 300 mm (Inside dimension) of approximate 50 mm thick with pulling hooks to cover the earth pits. Note: The installation of this item shall be carried out by the contractor as per RDSO Specn. No. RDSO/SPN/ 197 Ver 1.0 or latest. Typical RDSO approved drawings referred in the RDSO specifi cation document are : (i) SDO/RDSO/ E&B/001 for typical installation of Earth, (ii) SDO/RDSO/E&B/002 for typical bonding and earthing connections, (iii) SDO/RDSO/E&B/003 for typical arrangement for earth resistance measurements.

Casting, concreting and curing of foundation for Main Signal Post in the ratio of 1:3:6 as per NCR latest practice, using standard size of foundation/galvanized anchor bolts com plete, 2 required for erection of colour light signal post. Anchor bolts complete should comply with the RDSO drg. No. SA 116 A/M. Item includes excavation, ramming of CC using vibrator, curing and plastering with 1:4 cement-sand mix ture (aggregate will not exceed 3.8 cm). Aggregate, cement, sand and holding down bolts will be supplied by contractor. Any machines & tools, if required for execution of this item, will be arranged/provided by contractor.

Excavation, casting, curing of foundation and Installation and Erection of Apparatus 3 case Full (App. Case as per latest NCR practice) with contractor's own frame, cement and other material in the ratio 1:3:6. 'E' type lock to be supplied and installed with App. case.This includes filling of location foundations with river bed sand and plastering on top with a mixture of 1:4 of cement and sand. It covers fixing of lamp holder , switch and lamp etc. in Apparatus Case.

Maintenence of Signalling gears required for excecution of BCM/TTM/FRM or any other signalling work which includes: (1) Proper dressing of track lead jumpers as required by the Railways before and after BCM/TTM/FRM machine working. (2) All cables attended during work to be meggared 4 and all damaged cables due to work to be replaced as per requirement of Railways (3) Preparatory work required for the work of Point renewal, removing, fixing, installation and testing of rodding set for point machine including all associated gears of mechanical/electrical points as per direction of Railway representative at site. (4) Any other s decided by Railways. The team to be provided for this work should comprise of: Fitter-1 no., Blacksmith- 1 no., Carpenter/Mason- 1 no. and Helpers- 5 no. (Day = per day per team).

Fabrication and fixing of phenolic laminated sheet of grade P3, minimum 10 mm thick,as per Apparatus case diagram/plan, in location box by providing all fixtures like 5 ARA/Disconnect terminals, fuse blocks, fuses, relays on square bars etc. including fixing of PVC coated string rods at the back side for cable support with contractor's own material like iron angle, nuts, bolts etc. The iron angle for fixing shall be minimum 3 mm thick. This also includes fixing of teak wood shelf minimum 25 mm thick for holding track circuit equipments. The work shall be done as per instructions of Rly engineer at site. (Apparatus case Half).

Excavation, casting, curing of foundation and Installation and Erection of Apparatus 6 case Half (App. Case as per latest NCR practice) with contractor's own frame, cement and other material in the ratio 1:3:6.'E' type lock to be supplied and installed with App. case.This includes filling of location foundations with river bed sand and plastering on top with a mixture of 1:4 of cement and sand. It covers fixing of lamp holder , switch and lamp etc. in Apparatus Case.

Fixing of ARA(M-6) Terminals /Screw less connectors / modular disconnect terminal 7 blocks and fuse blocks on phenolic laminated sheets and fixing by stainless steel/brass nuts & bolts. This includes provision of two additional holes on the board on either side for cable conductor entry. The work shall be carried out a per instructions of railway Engineer incharge.(Supply of all above terminals has been covered separately).

Termination of Outdoor Cables (Main Cables /tail cables) at ARA/Disconnect type terminals provided in Apparatus Cases, Cable termination rack in relay room, station building, generator room etc. The item includes dressing of cables and wires with dressing threads as per standard practice. All material required for this item will be supplied by contractor. The outdoor cable shall be terminated in Relay Room, DG Room, ASM Room etc under supervision and instructions issued by Engr. incharge of the work.

Fabrication and fixing of phenolic laminated sheet of grade P3, minimum 10 mm thick, as per Apparatus case diagram/plan, in location box by providing all fixtures like ARA/Disconnect 9 terminals, fuse blocks, fuses, relays on square bars etc. including fixing of PVC coated string rods at the back side for cable support with contractor's own material like iron angle, nuts, bolts etc. The iron angle for fixing shall be minimum 3 mm thick. This also includes fixing of teak wood shelf minimum 25 mm thick for holding track circuit equipments. The work shall be done as per instructions of Rly engineer at site. (Apparatus case Full).

Lettering and Numbering of all S&T gears like Signals, Loc. Boxes, Pt. Machines, TLJBs, Block joints etc. Each item to be taken as one unit.

Cutting of all types of platforms/road crossing and trenching and excavation to a width and depth of 300 mm x 300 mm, laying of DWC/HDPE/GI pipe in the trench and refilling and 11 concreting it afterwards as per original condition. In hard rocky ground area , cables will be laid normally on layer of soft earth of 0.05 mtrs thickness previously deposited at bottom of the trench . The cutting to be filled and finished with cement/concrete, as per the RDSO drawing no.SDO/Cable laying/008, issued vide RDSO document no. RDSO/SI/G/2010 Version 1.1 dated 04.02.2014 or latest.

Horizontal Boring/Manual moling without damage to surface road /track for laying/isertion of DWC/GI/HDPE pipe. The bore shall be done at the depth of minimum 1400 mm from 12 the ground level. The ground level shall be considered ignoring the bank height of the bank of the road. Note:- DWC/HDPE/GI Pipe Supply is not covered under this item. Contactor shall provide all material required for work and adequate nos. of labours for proper laying of cables into the bore. Cable shall be laid cautiously so that it should not get damage due to rough handling & pressure on cable. Payment of boring shall be made only after DWC/HDPE/GI pipe is laid in the bore.

Laying of S&T Cables of various cores/ pairs/ quads in trenches/ GI pipes/ RCC pipes/ DWC pipes etc. as per the site requirement and as per approved cable route plan. This also includes 13 laying of cables in track crossings & road crossings.(Cables will be meggered 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.

Digging of 01 Meter deep and 300MM wide trenches including clearing of roots of trees and bushes and temporary obstruction on the selected route, as per cable route plan. Note:In case where digging of trench up to 01 Meter depth and 300MM wide is not possible or bigger size 14 trench is required to lay more cables or loose soil/ muck is encountered, the depth can be reduced / increased as per directions of the Engineer-in-charge of the works, the payment will be decreased/increased proportionate to the depth & width of excavation compared to 01 Meter deep and 300 MM wide. This also includes Back filling and consolidating of cable trench first for 5 CM (in case where bricks are to laid over cables) after laying of cables and then complete back filling & Ramming of loose soil as per the technical specifications. In all type of soils] including soft rock.

Digging of 01 Meter deep and 300MM wide trenches including clearing of roots of trees and bushes and temporary obstruction on the selected route, as per cable route plan. Note:In case where digging of trench up to 01 Meter depth and 300MM wide is not possible or bigger size 15 trench is required to lay more cables or loose soil/ muck is encountered, the depth can be reduced / increased as per directions of the Engineer-in-charge of the works, the payment will be decreased/increased proportionate to the depth & width of excavation compared to 01 Meter deep and 300 MM wide. This also includes Back filling and consolidating of cable trench first for 5 CM (in case where bricks are to laid over cables) after laying of cables and then complete back filling & Ramming of loose soil as per the technical specifications. In rocky soils.

Erection of CLS Post with base and signal unit on top or on Offset Bracket including erection of auxiliary signals like calling on, shunt signal if any. It includes fixing of all LEDs and wiring 16 of complete signal including route and auxilliary signals, if any. It includes fixing of front and backstaging, ladder and guards, signal name plates / boards, with contractor's own brackets and fixing materials. The work shall be done as per instructions of Rly engineer at site. It also includes provision & fixing of maintenance platform as per design given by Engineer -In-Charge at site. The Item includes cutting of Signal post if required by Site In charge. 17

Cross trench for identification of the route of existing signaling and telecom cables.

Cement concrete work for miscellaneous, unscheduled items in ratio 1:3:6 of cement, 18 coarse, sand and aggregate Item includes excavation, ramming of CC by using vibrator, curing and plastering with cement and sand mixture in ratio 1:4 (aggregate will not exceed beyond 3.8 cm). The aggregate cement and sand will be supplied by contractor.

Painting of two coats of Enamel paint over one coat of Red Oxide primer after scrapping and cleaning of the surface. Paint to be of reputed make Asian/Dulux/Berger or similar. (Main Signal post, base, unit and complete fittings).

Painting of two coats of Enamel paint over one coat of Red Oxide primer after 20 scrapping and cleaning of the surface. Paint to be of reputed make Asian/Dulux/Berger or similar. (Point machine and ground connections, Point machine by Black enamel and ground connection by Red oxide).

Painting of two coats of Enamel paint over one coat of Red Oxide primer after scrapping and cleaning of the surface. Paint to be of reputed make Asian/Dulux/Berger or similar.App. Cases inside and outside to be done by Silver colour. (Apparatus Case Full).

Painting of two coats of Enamel paint over one coat of Red Oxide primer after scrapping and cleaning of the surface. Paint to be of reputed make Asian/Dulux/Berger or similar.App. Cases inside and outside to be done by Silver colour. (Apparatus Case Half).

Earthing soldering and connection of earth wire in location box, signal, shunt signals with maintenance free earth electrode including supply of following items. 1. copper lug of 23 appropriate size 02 Nos per earth. 02.copper/ brass clamp of 25mm internal dia-O1no. 3.painting of copper lug, pipe clamp etc. with black paint. 4. rubber pipe of appropriate size of required length. 5. jointing by anticorrosive nut and bolt of suitable size & soldering on clamps and nuts. 6. masonry work wherever required.

Hiring of JCB machine(in good condition) for levelling and dressing ground/ 24 dismantling structures including disposal of debris through dumpers etc with contractors labour , JCB machine , machine operator, fuel etc. The contractor shall arrange for road permit for all the states for operation as per instructions of engineer incharge and vehicle shall not be more than 3 years old . Payment shall be made for actual working hrs at site.

Installation of thermo shrink jointing kit as per RDSO Specn.No. IRS: TC 77-2012 (Rev.3.0) with (Amdt.-1 to 3) or latest, suitable for 6 Quad/jelly filled cables for straight through/derivation joints. It includes supply of all the accessories, without transformer.