North Central Railway Tender

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 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. ( Inspection By Consignee).

Earth work around location boxes signals etc Where necessary including 50m lead & 1.5 lift by excavation .The leads be measured from the centre of gravity of excavation to the centre of 5 filling & the lift from means ground level. The earth shall be rammed including breaking of clouds , leveling & dressing . The earth work around the location/junction boxes shall be up to the plaster level and for width sufficient for the maintainer to attend the box both from front and back side. (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, 6 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)

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 7 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) (Inspection By Consignee)

Supply of Phenolic laminated Sheet, resin bonded, grade P3 in standard size of 1220 X 1220 x 10 mm as per spec. No IS 2036 of 1995 or latest. Test report of manufacture to be supplied. (Inspection by Consignee).

Painting of two coats of Enamel paint over one coat of Red Oxide primer after 9 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)

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)(Inspection by Consignee)

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) ( Inspection By Consignee).

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. (Shunt Signal post, base, unit and complete fittings)(Inspection by Consignee).

Painting of electrical lifting barrier booms complete with pedastal box both side as per instructions of Railway engineer. All transportation of material will be done by cintractor with his own arrangenement. (Inspection by Consignee)

Painting of of sliding booms complete with pedastal box both side as per instructions of Railway engineer. All transportation of material will be done by cintractor with his own arrangenement. (Inspection by Consignee)

Painting of two coats of Enamel paint over one coat of Red Oxide primer after 15 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)(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).

Arranging JCB/580,JCB/3D model or higher capacity as per direction of Engineer in charge for excavation of trenches including cutting & clearing of roots of trees etc. in any type of soil 17 . Back filling & ramming of the 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.) Maximum 8 hrs per day will be paid. The rate also inclusive of all labour cost, lead, life, taxes, fuel, driver and other charges complete. (Inspection by Consignee).

Maintenance of Signalling gears required for execution 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 18 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) Inspection by Consignee.

Supply of basic material to construct unit maintenance free earths per RDSO Specs. No.RDSO/SPN/197 Ver. 1.0 or latest to achieve aresistance 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 ULlisted and marked = 1No. (b) Earth enhancement material supplied in sealed bags of minimum 10 kg = 3 Nos. (c) Copper strip of 150x25x6 mm, to 19 terminate earth rod = 1 No. (d) Copper strip of 300x25x6 mm (MEEB) =1 No. (e) Copper strip of 150x25x6 mm (SEEB) =1 No. (ii) Supply of 35sq. 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 form 3/16 cable ( Inspection By-Consignee).

Installation of Unit Maintenance Free Earth to achieve a resistance less than 1 ohm. 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 x6 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 micrones to mader equirement of under writer's 20 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 mmx 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 bonding and earthing connections, (iii)SDO/RDSO/E&B/003 for typical arrangement for earth resistance measurements. (Inspsection By-Consignee).

Splicing of Optical Fiber core and routing in joint enclosure/FDMS (Inspection by Consignee).

Dismantling and releasing of Location boxes/ Apparatus cases, which include releasing of terminal board, relays, batteries, battery charger and other connected fitting. (Inspection by Consignee)

Cement concrete work for miscellaneous, unscheduled items in ratio 1:3:6 of cement, 23 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).

Charging of Lead Acid Batteries, 2V, 80 AH, with contractors own battery grade 24 sulphuric acid and distilled water with minimum two charge - discharge cycles, installation of charged batteries in groups & their connection & wiring. The work shall be done as per the procedure prescribed by the OEM and extant practice of N.C.Rly and instruction of Engineer-in-charge. Detailed measurements of initial charging shall be recorded jointly by contractor & Rly's site-in-charge. (Ampere Hour=Per 100 VAH) (Inspection by Consignee).

Preparation and soldering of cable 12 to 30 core and quad for earthing (both side earthing to be done).Insp. (Nos=Per cable) (Inspection by Consignee).

Supply and fixing permanently colour coated trapezoidal profiled sheet of depth 28-30 mm at 195-205 mm pitch distance with precisely engineered " Rib & Flute " design . Profilled sheet 26 shall be min . 0.5 mm TCT/0.45 mm BMT high tensile zinc aluminium alloy coated zincalume/ galvalume steel sheet (550 mpa yield strength ) having a coating of mass of 150 gsm zinc- aluminium coating AZ-150 total on both side as per , AS 1397:1993 finished with 20 microns approved colour coating of Silicon Modified Polyester (SMP) / Super Polyester paint coat on exposed surface. (Inspection by Consignee).

Supply and installation of earth electrode assemble as per Drg. No. DRM/S&T/JHS/214. This also includes fixing of earth electrodes, earthing of S&T apparatus cases along with all 27 equipments and cable armours along with soldering at all location as decided by the site engineer of the railways , signal post etc connected through cable/GI wire 8SWG supported on MS flat size 5mmx40mm to earth electrode as per DRG DRM/S&T/JHS/214 and practice on the division suitable brick masonry enclosure to be provided around the earth. The earth value should be less than 10 ohms including the lead wire. t should be measured and painted on it (Inspection by Consignee).

Painting on G.S. sheet with synthetic enamel paint of approved brand and manufacture (Asian Paint or Nerolac or Burger or Similar) of required colour to give an even shade : 13.92.1 Old work (one or more coats)(Inspection by Consignee).

Supply & installation of exothermic weld in earth strip and other side with lug teightened through Nut-bolt, with supply of 1 x 16 Sq mm Green multi strand copper power wire as per IS: 2465/1984 and IS:694:2010 or latest, 101 conductor each dia 0.45 +/- 0.01 with insulation 29 thickness of 1.2 mm and nominal conductor resistance of 1.127 ohms/km and test parameters as per RDSO Specn.No.IRS:S-76/89(Amnd.3), copper Lug 16 sq mm both side, 16 sq mm cables will be laid normally on layer of soft earth under the floor. The cutting to be filled and finished with cement/concrete, and plastering. The wire will be laid in suitable PVC pipe and this work is to be executed as per directions of Railway engineer at site as per extent practice on NCR. (Inspection by Consignee ).

Steel work welded in built up sections/ framed work, including cutting, hoisting, fixing 30 in position and applying a priming coat of approved steel primer using structural steel etc. as required. In gratings, frames, guard bar, ladder, railings, brackets, gates and similar works.(Inspection .By Consignee).