North Central Railway Tender

Supply of Medium class GI pipes 100 mm dia (4.5 mm thickness) with thread collars as per IS 1239 (Part 1)2004 or latest with coupling on culverts/bridges, perforated at a distance of 20 cm 4 or less with 10 mm dia hole, or at any other locations as decided by Site Engineer. It includes supply of all material required for fixing arrangement. Contractor will also supply flexible/corrugated HDPE pipe at the end of GI pipe to protect the cables from sharp edges and sudden bends. (Inspection By Consignee)

Supply of permanently lubricated HDPE duct, 40 mm outer dia, as per RDSO spec. No. RDSO/SPN/TC/45/2013 Rev.2 Amndt.2 or latest, along with all accessories like end caps, collars, bends, couplers etc. (Inspection By Consignee)

Laying of HDPE duct as per the approved cable route plan in the excavated trenches/other protected works/RCC channel etc.including all accessories like end caps, collars, bends, couplers etc. The ends of the duct to be sealed with end plugs till OFC blowing is done. Important: The laying of OFC cable independently or along with Quad cable/PIJF cable in the same trench shall be governed by the RDSO drawings no. RDSO/TCDO/COP-6(a) and RDSO/TCDO/COP-8(a) respectively, issued vide Chapter-XIII of the Telecom Manual.(Inspection By Consignee)

Supply and testing of Integrated cable route tracer and RFID marker locator of reputed make, Stanley/3M or similar.(Inspection By RITES)

Supply of Cable fault locator for metallic S&T cables of reputed make Aplab/Stanley/3M etc. Item to be supplied after successful demonstration and approval of Railways. (Inspection By Consignee)

Supply of Automatic Fusion Splicer for single mode Optical fiber cable, along with 9 accessories as per TEC spec. TEC/GR/TX/OSM - 001/04/SEP-12 or latest of make Superior/Fujikura or similar. Consignee shall approve the supply only after successful demonstration at site.(Inspection By RITES)

Supply of 24 fiber optical fiber cable straight joint enclosure (SJC) complete with all 10 accessories along with enclosures with heat shrinkable splice protection sleeve as per RDSO spec. RDSO/SPN/TC68/2014 Revision 1.0, Amndt. 1.0 or latest. Splice losses in no case should be more than 0.1 dB.(Inspection By Consignee)

Supply 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.(Inspection By Consignee)

Supply of Optical Time Domain Reflectometer (OTDR), operating at 1550 nm and 1310 12 nm for working on single mode optical fibre as per TEC spec. TEC/GR/TX/OTD - 001/05/SEP-19 or latest, of reputed make like Yokogawa/JDSU/Viavi or similar. Consignee shall approve the supply only after successful demonstration at site.(Inspection By Consignee)

Supply of Apparatus Case/Location Box Full as per RDSO drg. no. RDSO/S-11500 or latest, with 'E' type lock and key ward no. 42, . The key and handle should be supplied at the rate of 13 one no. per four Apparatus cases. The 'E' type key lock is as per RDSO Spec. IRS;S-30/64 or latest, RDSO drg. no.SA 3376/M or latest and Key is as per Drg. No. 3377/M or latest. Note: This item includes the supply of 2 Nos E Type Lock fitted on both doors, along with two Keys.(Inspection By consignee)

Excavation, casting, curing of foundation and Installation and Erection of Apparatus case Full (App. Case as per RDSO drg. no. RDSO/S-11500 or latest) with contractor's own frame, 14 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. (Inspection By Consignee)

Supply and Fixing of hylam sheet 10 mm thick, of minimum grade P5, on apparatus case/Location boxes for wiring of signalling circuits and cable termination fixing on suitable size 15 contractor's angle with string rod for supporting cable on back side, including fixing of all types of terminals/fuses as per location diagram/plan and technical specifications, with drilling of holes on either sides of terminals/fuses and other places as required for cable conductor / wire entry and fixing of sheet.( Size 860 x 140 mm.)(Inspection By Consignee)

Supply, installation, commissioning of SS nut bolt as per drawing no. NCR/S&T/CNB/Drg/Rail Connector/2013 Dt 09.10.13.(Inspection By Consignee)

Supply and installation of earth electrode as per standard practice and as per NCR 18 Drawing no. S&T/CONST/6.4/97. 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 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 By Consignee)

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 m 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 terminate 19 earth rod = 1 no. (d) Copper strip of 300x25x6 mm (MEEB) = 1 no. (e) Copper strip of 150x25x6mm (SEEB) = 1 no. (ii) 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 By RITES)

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 20 of 250 micrones 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 mm x 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 specification document are : (i) SDO/RDSO/E&B/001 for typical installation of Earth, (ii) SDO/RDSO/E&B/002 for typical bondong and earthing connections, (iii) SDO/RDSO/E&B/003 for typical arrangement for earth resistance measurements. (Inspection By Consignee)

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

Cement concrete work for miscellaneous, unscheduled items in ratio 1:3:6 of cement, 22 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.(Inspection By Consignee)

Excavation of cable trench as per cable route plan, 1.2 Mtr. deep and of 0.3 Mtr. to 0.6 Mtr. wide at bottom as per RDSO sketch No. SDO/CABLE LAYING/003, issued vide RDSO document no. RDSO/SI/G/2010 Version 1.1 dated 04.02.2014 or latest, alongside the track in normal soil/strata (including soft rock), conforming to distances as per cable route plan and refilling and ramming of 23 loose soil. 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 North Central Railway and instructions of Railway Engineer at site. In case the full depth is not available, there shall be no proportionate payment and after the approval of minimum JAG officer, the concreting shall be done 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. (Inspection By Consignee)

Construction of OFC jointing pit of size 1mx1mx0.6m, using bricks, sand and cement in 24 the ratdiggingo 1:3. The thickness of the wall shall be 120 mm. The top cover shall be of concrete of thickness 75 mm with two iron handles on top of it. The pit shall be covered with sand after putting the joint enclosure. All construction material to be supplied by contractor.(Inspection By Consignee)

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 25 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.(Inspection By Consignee)

Making of straight through joint for underground jelly filled cable/ 6 quad cable construction of brick chamber for protection of joint with all contractors material as per drawing No. SK/CSTE/C/97/121.(Inspection By Consignee)

Painting of two coats of Enamel paint over one coat of Red Oxide primer after 27 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).(Inspection By Consignee)

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.(Inspection By Consignee)

Horizontal direction drilling (HDD)/Trenchless digging/machine drilling without damage to surface road /track for laying/insertion of HDPE/GI/DWC pipe. The bore shall be done at the depth of minimum 1400 mm from the ground level. The ground level shall be considered ignoring the bank 29 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.(Inspection By Consignee)

Laying of DWC Pipes 120 mm outer dia along with collars at places of track, road crossing plate from cutting etc. or as directed by Railway representative at site.(Inspection By Consignee)

Supply and arranging JCB/580,JCB/3D model or higher capacity as per direction of engineer in change for excavation of trenches including cutting and clearing of roots of tress etc, in 31 any type of soil.Back filling and ramming of soil in trenches after cable laying.Note :only working hours of JCB will be counted for payment (i.e start to stop of working hours) MAx 8 hours per day will be paid. This rate also inclusive of all labour, cost, lead, life, taxes, fuel, driver and other charges complete.(Inspection By Consignee)