Vijayawada Division: Signal and Telecom Department: S&T works in connection with (1) Rajahmundry (RJY):Proposal for provision of additional loop line and sick siding. (2) Shifting of Signal and Telecom utilities in connection with major redevelopment of Rajahmundry station..

Supply of Metallic (MS) colour light Signal Unit. b) 3 aspect complete as per DRG. No. SA. 23002/A/M (Adv.) latest amendment and specification IRS: S 26-64 or latest (Inspection by Consignee)

Supply of Offset Bracket to suit 140mm dia CLS post with two numbers of U bolts and nuts complete (Inspection by Consignee)

Supply of Calling On Signal Unit complete with U Bolts as per RDSO DRG. No. SA.24351 (Adv.) or latest. (Inspection by Consignee)

Supply of Ground type position light shunt signal complete with base, pipe, arrow mark and hoods as per RDSO DRG. No. SA 23840 or latest. (Inspection by Consignee)

Supply of Junction type / Direction type route indicator as per specification IRS:S 66- 84 Amd. 1 or latest. b) Two way as per DRG. No. SA 23402 (Inspection by Consignee)

Supply of vitreous enamel coated board of 230mm dia. (A, P, G, C, IB markers) made of 2mm thick sheet as per following colour scheme: 1)'G' marker - Yellow back ground, black letters 2) Other boards - White background, black letters. (Inspection by Consignee)

Supply of GKP type Location Boxes b) Half size drg. No. S&T/MFT/T.2378 (INSPECTION BY RITES)

Supply of 'E' type lock of specified ward as per requirement with one key E-type lock to DRG. No.SA3376/M or latest and specification IRS: S30-64 or latest. (INSPECTION BY CONSIGNEE)

Supply of Hylam sheet, resin bonded, grade P3 as per IS specification IS 2036 of 1974 or latest of following size: c)Hylam Sheet of size: 2400mm x600mm x3mm (INSPECTION BY CONSIGNEE)

Supply of complete set of ground connections for high thrust 220 mm stroke point machine along with insulation as per Drg.No RDSO/S3454 Alt.B dt 25-01-2023 or latest along with insulation.(INSPECTION BY RITES)

Supply of Track feed battery charger to work on 110V AC for charging 1or 2 or 3 or 4 23 lead acid cell of 80AH (10Amps) used in track circuit as per RDSO Specn. No. IRS.S.89/2013 Ver 1.0 latest (INSPECTION BY RDSO)

Supply of Track lead junction boxes fibre glass as per DRG.No.CWM-00597 of F.R.P 24 material to and specification IRS:S 23 along with fixtures i.e., one MS angle 50mmx50mmx5mm, 0.9m long, two numbers of G.I pipes of 25 mm dia, 500 mm long along with nuts and bolts and 500 mm long (grommet bushes, 60 mm ARA terminals-2 No's) (INSPECTION BY CONSIGNEE)

Supply of Galvanised Wire rope 6/19 steel, 6 mm dia with fibre core as per specification IS 3459/2004 or latest (INSPECTION BY CONSIGNEE)

Supply of Galvanised Wire rope 6/19 steel, 6 mm dia with fibre core as per specification IS 3459/2004 or latest, with PVC sheathing 2 mm thick, type 6 compound IS 5831/1979 or latest (outer dia10 mm) (INSPECTION BY CONSIGNEE)

Supply of Stationary low maintenance secondary lead acid cells as per RDSO specification IRS: S88-2004 or latest. This includes supply of inter cell connectors, bolts, nuts, acid level indicating floats and vent plugs a)2V, 80AH (INSPECTION BY RDSO)

Supply of Hydrometer as per IS: 3104 (Part II)-1982 or latest (INSPECTION BY CONSIGNEE)

Supply of titanium coated 7.2mm drill bits of Bosch/Addision make. (INSPECTION BY CONSIGNEE)

Supply of Channel bond pins 7mm dia single groove as per specification IRS: S 17-75 Amd.1 or latest. (INSPECTION BY CONSIGNEE)

Supply of 24 V DC plug-in type miniature tractive armature, AC immune relay 39 complete with plug board, retaining clip/ATC Clip and connectors as per IRS: S 23-88 Amd.1 or latest, IRS: S 34-68 Amd. 6 or latest, IRS: S 60-78 Amd.1or latest, IRS: S 67-85 Amd. 3 or latest (as applicable). e)QSPA1- 8F/4B, The interlocking code: ABDEJ, Spec BRS 933A or latest. (INSPECTION BY RDSO)

Supply of AC immune, plug-in type, Style 'QTA2', 2F/1B DC Neutral track relay for 40 railway signalling track circuits with coil resistance 9 ohm, complete with plug board, retaining clip and connectors as per specifications: BRS 939A & 966 or Latest, IRS:S 23-88 Amd. 1 or latest, IRS: S 34-68 Amd. 6 or latest, IRS: S 67-85 Amd. 3 or latest (as applicable) with interlocking code FGHKX. (INSPECTION BY RDSO)

Supply of powder coated Relay rack universal type as per DRG. No. S&T /MFT /291. 42 The relay rack shall be supplied with scaffolding, stainless steel nuts and bolts for fixing the rack,supporting angles, frame mounting triangle base with 'J' bolts, insulation of required numbers and suitable inner frames to suit Q style relays / K50 pre wired tag blocks. b) 2 Way (INSPECTION BY CONSIGNEE)

Supply of non-deteriorating type of fuse holders and fuse links 240V AC/DC as per 48 specification IRS: S 78-2006 or latest, IS 13703 (Part 2):1993 knife edge type fuse of E1 fuse link type (up to 20A) b)Fuse link 1A / 2 A / 6A / 10A / 16A / 20A as specified by Engineer In charge. (INSPECTION BY RDSO)

Supply of Data Logger of following capacity for remote monitoring of signalling 56 parameters and power supply arrangements with network as per specification IRS: S 99- 2006 Amd.3 or latest with 64 input digital card as a spare and fuse monitoring PCBs for monitoring at least fifty 2A fuses with inbuilt modem cards for networking. a)Data Logger with 512 digital inputs and 32 analog inputs (INSPECTION BY RDSO)

Supply of 80 column Dot Matrix Printer Model No. Epson LQ300/LX300 or similar with serial port. (Inspection by Consignee)

Supply of End plug for permanently lubricated HDPE duct (Inspection by Consignee)

Supply of 6TB internal hard disc with power and SATA data cables suitable for 16 channel super NVR. (Inspection by Consignee)

"Supply of basic material to construct unit Maintenance Free Earth as per specification RDSO/SPN/197 Ver. 1.0 or latest consisting of the following: a) Copper bonded steel electrode 3m long, 17mm diameter with copper bonding thickness mini 250 micron and UL listed 74 and marked - 1 No. b) Earth enhancement compound of RDSO approved brand supplied in sealed bags of minimum 10kg - 3 Nos. c) Copper strip with dimensions 150 x 25 x 6mm to terminate earth rod - 1 No. d) Copper strip with dimensions 300 x 25 x 6mm Main Equi- potential Earth Bus bar (MEEB) - 1 No. e) Copper strip of with dimensions 150 x 25 x 6mm Sub Equi- potential Earth Bus bar (SEEB) - 1 No. f) 35 Sq.mm multi-strand PVC insulated Copper Cable (15 meter) (INSPECTION BY RDSO)"

Supply of lightning and surge arrestors of Class B & C suitable for single phase supply in TT network as per specification RDSO/SPN/165/2023 ver.4.0 amd-1 or latest and as recommended by RDSO letter No. STS/E/IPS/GENL dated 27 /01 / 2006 (Amendment 5).

Supply of Copper eyelets to suit 10 sq.mm wire Dowell's or similar make. (INSPECTION BY CONSIGNEE)

Supply of 6 digit 24V non resettable impulse counter. (INSPECTION BY CONSIGNEE)

Supply of Universal Locks with one steel key for every ten locks or part there of (For 81 example, if locks ordered is 10, 1 key is to be supplied and if locks ordered is 20, 2 keys to be supplied. However, 2 keys to be supplied if locks ordered is between 11 and 19). (INSPECTION BY CONSIGNEE)

Supply of Printer for maintenance terminal at station - HP LaserJet 1020 Plus or similar. (Inspection by Consignee)

Supply of HDPE pipe of various diameter with material grade PE 100 as per specification IS Specification 4984: 1995 up to latest amendment. a) HDPE pipe of 110mm Dia. (INSPECTION BY RITES) Above/

Cutting of Rock, concreting after cable laying with 1 cement: 2 sand: 4 graded stone aggregate 20mm nominal size and curing of concrete to the required number of days, except in 3 bridges, culverts, level crossings, track crossings, cable pits and rocky soil including marking of cable alignment, clearing of debris etc., complete to the finished item of work as directed by engineer in-charge. All the material is to be arranged by contractor . a)Depth of 300mm and width of 300mm where rock is visible from surface, concreting to ground level as per Drg No.SK/CN/NEW/1.

Digging of cable trench to a depth of not less than 30 cm in rocky terrain/difficult terrain Concreting the trench with 150mm thick concrete with 1 cement: 2 sand: 4 graded stone aggregate 20mm nominal size. All the material is to be arranged by contractor.

Track crossing/ Road Crossing by Horizontal Boring method at culverts /track / pucca road as per SCR Drg. No. 5770. This also includes insertion of HDPE pipe of 110 mm/G.I Pipe of 100 mm in the bore drilled (HDPE pipe/ GI pipe is to be supplied by Railway).

Trenching under Rails for crossing the track (Track Crossing) and refilling of trenches as per SCR Drg. No. 5768. The track crossing shall be done at right angles. The depth of cable trench 6 shall be 1.2 meter below the rail flange. The depth between top cable and the level of rail flange of the rail shall never be less than 1.0 meter. The ballast shall be stacked separately while making the trench and the earth soil shall be stacked separately. While re-filling the trench, the earth soil has to be filled first to the ground level and the ballast has to be properly put in the track. This work has to be done under supervision of supervisor of S&T and supervisor of P.Way.

Cable laying and meggering. a)laying different type of cables in the trench. Termination covered elsewhere.

Supply and Filling sand in trench/under floors/OFC chambers, complete as per instruction of engineer in charge.

Excavation of coil pit up to a depth of 1 meter and dia of 1.5 meter for providing coil at location box, point, signals etc., This includes back filling and ramming of trench / pit after laying the cable and consolidation of soil.

Supply & Laying of G.I Pipes with medium and threaded collar & coupler, quality to specification IS.1239 (part-I) 1990 and galvanised to specification IS.4736-1986. b) G.I Pipes of 100mm diameter (INSPECTION:CONSIGNEE)

Jungle Cutting. a)Clearing jungle including uprooting of rank vegetation, grass, brush 18 wood, trees and saplings of girth up to 30 cm measured at a height of 1 m above ground level and removal of cleared jungle to a distance of 50 m outside the periphery of the area cleared (Measurement is to be done as per area cleaned).

Provision of 2 Machine cut grooves in parallel at a separation of 8 cm each to a depth of 150 mm in the platform surfaced/tiled floor for laying cable including disposal of excavated earth. Route Kilo

Videography of work spots such as Signal/LB foundation, cable trench with depth indicators at every 10 mtrs with reference to landmark such as RE mast or hectometre post in MPEG or any other format specified by engineer in charge. The video recording shall be supplied in CDs/Pen drive.

Filling earth around location boxes/signal foundations for a width of 0.5m on all sides, 24 up to a level 150mm below the foundation top.This work includes consolidation of earth by watering and ramming . The earth shall be taken from Railway premises as instructed by Railway representative at site.

Supply & fixing Hard Wood planks of 40mm thick and not less than 200 mm width with smooth surface, and painting with black enamel paint painting (Hardwood, paints, fixing bolts is to be arranged by contractor) Per

Cable termination including fixing terminals, fuses, LDs, Meggering of cables and recording the readings.

Alterations to painted termination/ wiring particulars of functions in the existing apparatus cases, cable termination boxes, etc., on the PVC/ nylon sleeves and painting of new 34 nomenclature on the existing signalling gadgets. This work includes carrying out alterations of particulars on the inner side of the doors of apparatus cases, re-numbering of apparatus cases and cable termination boxes (Paints and all other miscellaneous materials required for the work shall be supplied by the Contractor). a) Alteration to painting particulars (apparatus case - Full size)

Fabrication, supply and erection of conventional Earth to Signalling/Telecom equipments -Excavation of earth and providing earth pipe of size 50mm dia. 3.5mm thick 2.0 m. long G.I. pipe of heavy quality with masonry tub constructed around at earth locations as specified 35 by site Engineer. Alternate layers of 30kgs-charcoal and 30kgs-common salt to be filled in the pit while closing. The pipe perforation etc., to be carried out as per drawing No. SK 10/10. The earth pipe to be connected to the function with cable as supplied by Railways. The reading should be painted on the masonry tub. The masonry tub of 300 mm x 300 mm x 300mm (along with Kundi) should be covered with cement slab. (INSPECTION:CONSIGNEE)

Provision of ring earth by providing & connecting conventional earths with copper catenary wire as required at site as per instructions site in charge. Excavation of earth and providing earth pipe of size 50mm dia, 3.5mm thickness, 2.0m long GI pipe of heavy quality along with masonry tub constructed around at earth locations as specified by site Engineer. Alternate layers of charcoal (30 kg) and common salt (30 kg) to be filled in each pit while closing the pipe perforation etc., to be carried out as per drawing no. G/SG/09/2002. The masonry tub of 400x400x450mm, 36 50mm thickness should be cover with cement slab to be provided each conventional earth. Masonry tub shall be filled with river sand after completion of earthing. Conventional earths to be wrapped with catenary wires before excavated in earth along with use of proper clamps and nuts. All earths to be connected with each other by use of copper catenary wire or suitable cable provided by Railways. Minimum two number Earth pipe to be connected inside the location/function with suitable cable (cable will supplied by railways). Excavations of trench of 0.5m minimum depth for inter connection of 4 conventional earths by catenary wire. Catenary wire should be welded through arc welding to the GI pipe with copper clamps. The earth reading, DOI & DOM should be painted on the masonry tub. (All the men and the materials to be supplied by the contractor except catenary wire/Cable).

Earthing and soldering of cable armour. PER UNIT=PER Cable

"Installation of single earth(maintenance free) including the following:- welding and fixing of copper tape (used as bus bar) welding of cadmium bronze cable to copper plate using material supplied vide item no. 1,2 of SPD of Sch-A . All the material supplied for mounting of copper tape, exothermic weld materials, tools and fixtures for welding copper tapes shall be arranged by contractor. a) Digging /Auguring/Boring of single earth pit of 100mm to 125 mm dia to the depth of approx. 2.8 meter., b) Insertion of 3.0 meter electrode and penetrating it at least 0.2 meter by pushing gently with sledge hammer where the natural soil is assumed. c) Filling of earth pit with earth enhancement compound (EEC) in slurry from and backfilling. d) Carrying out exothermic weld 38 connection on single earth electrode to a copper tape of 150X25X6mm., e) Carrying out exothermic weld connection on the copper tape of 150X25X6mm on earth electrode for connecting two 35 Sq mm cables for redundancy. f) The exothermic welding material for bonding the earth system shall be procured from RDSO approved firms, which includes graphite moulds, clamps, weld metal powders. g) Digging a trench to a depth of at least 0 .5 Mtr. and run the two 35 Sq mm earth conductor (procured against supply item) from earth pit to MEEB. h) Routing and termination of two 35 sq mm earth conductors in trench from earth pit to 300X25X6mm MEEB, which is to be fixed inside the equipment room with two insulation studs. i) 300X300X300 mm (inside dimension) concrete earth pit with a concrete lid, approx 50mm thick with pulling hooks, shall be provided to cover the pit. Back side of the cover will be painted in black and date of the testing and earth resistance value shall be written."

Provision MS flat connection from Earth pit to LBs/Signals including supply and laying of MS Flat of size 40X6mm at site, supply of GI bolt of size M12X40mm with two Nuts along with two 39 plain washers and one spring washer, drilling of holes in MS flat of different sizes at site, cutting with bending and twisting of MS flat as required at site, painting of MS Flat with one coating of red oxide as primary and two coats of anti-corrosive black paint and drilling of holes in Location Boxes at site.

Welding for jointing MS flat 6mm thick X 40mm width of different lengths strips connecting from Earth to location boxes/Signal post/Signal Unit for better continuity. Prior approval of welding material to be taken from Engineer In charge.

"Foundation and erection of Colour light signal which includes a) Excavation of pit, casting concrete foundation as per SCR Drg. No. 5772 using metallic templates, for erection of Colour light Signals 4 aspects (foundation bolts, cement, river sand, stone jelly of size 20/20mm dia and all other miscellaneous materials required for the work shall be supplied by the contractor). b) Erection of surface base, signal post, mounting of Colour Light Signal up to 4 aspects complete on signal post / offset bracket, LED fixing, plumbing of the signal through sealing gap between Surface base and signal post, fixing of ladder with platform complete and concreting of ladder shoe, fixing of number plates, marker board, termination tail cables, wiring of signal unit, provision of EWS locks, 41 and painting of one coat of red oxide and two coats of aluminium/enamel paints. When the aspect is fixed on offset bracket using 'U' bolts and nuts, a through bolt shall be provided by drilling of hole in the signal pole to prevent the offset bracket from sliding down. (Supply of surface base, offset bracket, CLS pole, CLS aspects complete , ladder with shoes and platform, LED aspects, current regulators and wire coils will be supplied by Railways). ('U' bolts and nuts, through bolts and nuts, cement, stone jelly 20/25mm dia, river sand, Signal Colour Rings, all fixing bolts and nuts, teak wood, paints PVC/Nylon sleeves, enamelled number plates, enamelled marker boards , EWS locks, and all other miscellaneous materials for the work shall be supplied by the contractor). @40<37@ Payment after completion of workmentioned at (a) and remaining 40 % after completion of work at (b)) "

"Foundation & erection of Shunt signal which includes a) Excavation of pit and casting concrete foundation as per Drg. No. SG/CN/02/10 using metallic templates, for erection of ground type colour light Shunt signal. (Foundation bolts and nuts, cement, river sand, stone jelly of size 20/25mm and all other miscellaneous materials for the work shall be supplied by the contractor). b) 42 Erection of Ground type shunt signal complete including surface base, signal post, LED aspects, number plate, termination of tail cables, wiring of signal unit, provision of EWS locks and painting of one coat of red oxide and two coats of Aluminium /.enamel paint, (Supply of Ground type shunt signal complete including surface base, signal post, LED unit is to be supplied by Railways). [ EWS locks, enamelled number plates, bolts and nuts, lead wool, paints and all other miscellaneous materials shall be supplied by the contractor). @40<37@ Payment after completion of work mentioned at (a) and remaining 40 % after completion of work at (b))"

Fixing of offset bracket using 'U' bolts and nuts erection of posts type shunt signal, wiring of LEDs, termination of tail cables, provision of EWS lock, fixing of number plate and painting 43 of one coat of red oxide and two coats of aluminium / enamelled paint. The work also includes drilling suitable holes on the CLS post and provision of a through bolt with nut to prevent the offset bracket from slipping down (Supply of Post type shunt signal, LED unit is to be supplied by Railways). [ EWS locks, enamelled number plates, bolts and nuts, lead wool, paints and all other miscellaneous materials shall be supplied by the contractor).

Fixing of Offset brackets using 'U' bolts and nuts, erecting of Calling On Signals/'A' marker lights, termination of tail cables and wiring, provision of EWS lock, number plates/ markers 44 boards and painting. The work also includes drilling suitable holes on the CLS post and provision of a through bolt with nut to prevent the Off-set bracket from slipping down. (Supply of Calling On Signal / 'A' marker light, LED aspect / holders and bulbs, wire coils and off set brackets will be supplied by Railways) . ['U' bolts and nuts, through bolts with nut, EWS lock, Enamelled number plates, PVC/Nylon sleeves, paints and all other miscellaneous materials shall be supplied by the contractor.

Provision of SCREEN on signals when they fall within 2 meters from the live conductor 45 by expanding metal (size 20mm x 60mm strand 3.25 mm wide and 1.6mm thick) as per the instruction of site engineer in charge. This includes supply of all materials including connection with earth electrode as per SCR Drg. No. 5767. (INSPECTION:CONSIGNEE)

Strengthening of foundations of signals, Full/Half location boxes up to a height of 30 46 cm, by carrying out the earth work around the foundation, ramming of the earth, carry out masonry work from bottom of earth work using country stones and cement masonry to prevent the earth from slipping down the bank Per Point

Installation, termination of cable in termination box, wiring, testing and commissioning of High Thrust point Machine. This includes fixing of point machine on MS plate fixed on sleepers complete with fixing of anti theft covers, MS termination boxes, ground connections, required insulation, crank handle ward (wherever required) etc. This also include necessary adjustment and smithy work, drilling of holes on tongue rails, supply of all miscellaneous material such as flat, angle, bolt, nuts, pins etc.

Fixing of Track lead junction box on angles (50 x 50 x 6 mm size), drilling one hole on either side of the box of suitable size and fixing track lead junction box by the side of the track, 48 drilling 4 holes of 7.2 mm dia. on Rail, connecting double track leads with bond pins, running track lead wire, termination of track lead wire on ARA terminals duly fixing the same inside the TLJB Teak wood board bolted inside the track lead junction box. (Fixing angles, bolts, nuts and teak wood boards to be supplied by the contractor).

Wiring of Track circuits feed end, relay end complete with TLDs, batteries, chargers , 49 Chokes, track relays, double lead wires, providing insulation etc,. Connected with track commissioning of track circuit including provision of bracket for TLD covers and painting. Anti-tilting arrangement has to be done for chargers & batteries. All miscellaneous material required for installation shall be supplied by contractor.

Painting of particulars of Glued Joint on rails/track circuit no. on TLJ boxes as per 50 particulars issued by Engineer in charge. Before painting on surface of the Glued Joint Rails/TLJ boxes shall be cleaned thoroughly. Painting shall be done with approved quality of standard paints like Asian/Johnson/ Nicholas /Berger etc. All the men and materials shall be arranged by the contractor and the colours scheme shall be as per the instructions of Engineer in charge

Drilling of four no's of 7.2mm holes, per rail joint on web of the rail , providing bond wires with wire rope. (Bond pins single groves are to be supplied by contractor - Wire rope for bonding will be supplied by Railways).per unit = per rail joint

Fabrication and Supply of Box suitable for 8 No's KLCRs

Fixing of PVC pipes & bends, drawing of required wires through the same up to 55 functions like control telephone, Dy.control telephone, magneto phones inside SM's office as per circuit diagram. This includes supply and fixing of required DPDT and rotary switches, PVC pipes and bends 25mm dia with 2mm wall thickness, Lightening dischargers and painting of particulars.

Erection of CT Rack/Relay rack 1way/2way/4way with scaffolding suitably concreting 56 tri-pod bases using J-bolts, fixing rack support of size 50 x 50 x 6 mm on to the wall. Reel insulators are to be provided for insulating the rack from the scaffolding & tri-pod bases. Per Unit = Per One Way Rack

Indoor Painting including particulars of CT rack, relay rack, Equipment particulars (IPS, Data logger, UFSBI, ELD, Charger, battery particulars, block instrument, VDU and any other 64 equipments in relay room/ IPS room / Battery room / Telecom room / Maintenance room / SM room), earthing particulars including ring earth particulars outside as applicable and any other indoor particulars as per technical specification for following stations: b).More than Three Road Station.(Per Unit=Per Station/Goomty)

Fabrication, fixing of required configuration of grouping plate in point machine for grouping of crank handle.

Provision of temporary signalling arrangement during Non Interlocked working of 68 Signals and Points, such as erection and wiring of temporary relay racks and wiring of relays, SM's slide instruments, wiring alterations in the cable termination rack, apparatus cases, signals, Control panel etc, as per the instructions of Railway representative at site. all other miscellaneous material shall be supplied by contractor

Hiring of tarpaulin tents and providing the same at places as instructed by Railway 69 representative at site. The spacing inside the tent shall be app 18ft x 12 ft. Each tent shall be provided with a table, chair, tube lights and pedestal fan. Drinking water in cans. The tents shall be fixed firmly to withstand rain, strong wind etc.PER UNIT = PER TENT PER DAY

Fabrication, supply and installation of NI panel of size 12" x 24" x 12" made in 18 gauge MS sheet. (INSPECTION BY CONSIGNEE) Square

Initial Charging of Secondary Cells with uninterrupted Power Supply: 2 volts 80 AH

Installation, wiring, earth connections with SEEB, testing and commissioning of IPS 74 system. Wires/cables shall be supplied by Railways, Charging of battery is covered elsewhere. Minor items like casing/capping, Ladder, insulators, Lugs, Lacing of cables etc., where required to be supplied by contractor. Grouting and masonry work of the IPS to be done. Work includes installation of charged batteries and their wiring with IPS.

Supply and wiring of Polymeric Positive Temperature Co- Efficient Device self 75 resetting type (PPTC) of 2A rating suitable for railway applications of reputed make. The PPTC fuse shall be wired by soldering suitable flexible wire on both ends (all material except flexible wire has to be arranged by contractor) (INSPECTION BY CONSIGNEE)

Supply and fixing of 'AHUJA' or similar make horn type loud speaker 15W 8 ohms impedance at LC gate Road signal.

Supply and fixing of Electronic Hooter unit 24/110 DC of approved design/make able to drive 2 No. of Speakers of 8 ohms 15W.

"Installation (including power supply arrangements if required), testing and commissioning of SSDAC/HASSDAC. The work consists of: a) Fixing of axle counter track device consisting of Tx-Rx coil assembly for each detection point drilling holes in the rails as per the marking given by the site in charge. b) Fixing of rails deflector plates on either side of each 78 detection points as per the marking given by the site in charge. c) Fixing of evaluators inside pre- erected location boxes on the nominated planks along with VR assembly duly providing anti- vibration arrangements, fixing terminals and wiring as per the instructions of site in-charge. d) Routing cables from Tx/Rx coil assembly through pre laid GI/HDPE pipe arrangements of track crossing and entering the location box and termination (60 % Payment after installation & Testing and 40% after commissioning). "

Fabrication and Supply of Different Boards (d) Manufacture and supply of laminated board of size 45cm x 60cm and 12mm thick with printed instructions as directed by engineer in- charge. Per Unit = Per Board

Supply of thick Kodak photo paper with lamination and different lettering in languages and required size as per the instructions of site in-charge.

Supply of commercial grade operator VDU of size 55" Full HD, with backlit LED, with HDMI/DVI port, Inbuilt Speaker, required HDMI/DVI cables for connectivity and other miscellaneous item required for installation. (INSPECTION BY CONSIGNEE)

Supply of fan less embedded industrial grade computers (Similar to Moxa V2406A or 87 better ) with all accessories such as key board, mouse, antivirus etc. of industrial grade as per approved Specification as recommended by RDSO (TAN No. STS /TAN /3007 Version 1.0 or latest). (INSPECTION BY CONSIGNEE)

Fabrication, Transportation and fixing of aluminium ladder at site made of Aluminium angle of size 38mmx5mm width 280mm ,Flat size 25 mm x 5mm with powder coated colour as 88 desired by engineer in charge at site and fixing, Drilling of suitable holes for fixing of Hylam sheet 3mm thickness on ladder and 2 No's of PVC trough 100 mm with cover fixed on Hylam sheet along the ladder with all fixtures necessary ancillary materials required for fixing to be supplied and as directed by engineer in charge at site.

Supply and installation of offline UPS 1000VA, 30 min backup as per instructions of engineer in charge. (INSPECTION BY CONSIGNEE)

"Releasing of the following equipments without causing damage, stacking neatly at a centralised place near the site of work as shown by the in charge, and handing over the same to the 95 Stores depot as per the inventory made. n) Dismantling and releasing of existing Point machines (all types) including ground connections and other accessories available complete without any damage to the gadgets, accounting and stacking them neatly at a place as instructed by Railway representative at site."

Straight through / derivation with/without transformer joints: Installation Thermo shrinkable jointing kits for straight through derivation joints for LC gate, pump houses etc where VF 96 transformers are not required and derivation joint by using 2T transformer ( to be housed in the joint) . This includes tapping of nominated Quad at a specific location shown by the Railway Engineer at site to the jelly field cable already laid. All material including valco tapes except thermo shrinkable jointing kit shall be supplied by the contractor. Per Unit = Per Joint Location

Supply and fixing of 20 pair CT box and termination of jelly filled cable as per details given by engineer at site for LC gates / Pump house. (INSPECTION BY CONSIGNEE)

Fixing of 12/10 pair weather proof C.T. Box WAGO type and termination of 6 quad jelly filled cable on teak wood plank of size 375mm x 250 mm x 20 mm thickness

Installation of 100/50/20 pair Krone terminal Box on teak wood plank of size 330X200X25 mm plank and wiring.Teakwood plank and other materials like screws, bolts etc to be arranged by the contractor.

Termination of telecom cable at cable hut and panel room, fixing of block filter units and cable termination boxes to the wall in panel room, wiring VF transformers, block filter units, 100 block bell equipment including drawl of cable through GI / PVC pipe, termination on to terminals and doing other works associated with commissioning of derivation of block working as per instructions of supervisor in charge of work. Note: Cables, CTB, Filter units, Block bell equipment, VF Transformers, GI Pipe, and Cement will be supplied by Railways. All other materials including Angles, PVC pipe etc will be arranged by the Contractor.

Laying of HDPE duct 40/33 mm dia in the trenches and in protective works already provided.

Blowing of armoured optic fibre cable (OFC Cable supplied by Railways) into the duct supplied vide other NS item of supply portion by using blowing machine and associated works. 10% 102 of OFC length to be blown extra on both ends of Duct i.e. total 20% of Duct length. Before blowing the duct integrity shall be tested. If any defect is found during duct integrity test, the entire length of HDPE duct from one chamber to another chamber is to be replaced by the contractor at his own cost. Payment will be made as per the length of Duct from which OFC is Blown.

Excavation of jointing pit and provision of RCC/FRP joint / Loop chambers of 90 Cms. Inner dia 60 Cms depth and 3mm thickness with two pieces of top cover with hooks each and bottom 103 cover with hole for drainage and cable entry as per Drg. No. RAILTEL/SR/OFC/ 2009/12 and as directed by Engineer to be provided at every joint location and at every Kilometre loop etc., The chamber shall be filled with sand mixed with anti-stermic power, back filling and ramming of trench after HDPE duct laying, splicing and commissioning.

Supply and Installation of OFC joint enclosure and splicing of Optic fibre cable (24 fibres) and testing as per technical specification No. GR OJC-2/02 Sept 2003. Supply of Splice 104 Enclosure (24 fibre) shall be of TVS make Part No.1500-L18X-XX or similar as per Board specification of TEC.& as per RDSO/SPN/TC/68/2014 Revision 1.0 amd 1 or latest . All materials including Fusion splicing machine used for fibre splicing and, OTDR for testing and other testing materials if any shall be arranged by the contractor. (INSPECTION:CONSIGNEE)

Supply and installation of rack mounted 24 fibre Distribution Management System 105 (FDMS) of size 1U, of Reputed/Branded company make as per specification RDSO/SPN/TC/37/2020 Revision 4.0 with latest amendments. The FDMS shall include 24 SC-PC/Required adaptors having insertion loss less than or equal to 0.1dB and 24 numbers 900 micron 1.5m SC-PC/Required pigtails. (INSPECTION:CONSIGNEE)

Testing of all 24 fibres of OFC cable after splicing end to end in a section (Long Haul).

"Supply & installation of Rack 19"" wall mount 6U/500MM D with front glass door and 107 lock and key including the following: 1. 1U Cable manager - 1 No. 2. 1U Cantilever tray - 1 No. 3. AC distribution box 5X5 amps - 1 No. 4. Front panel H/W PKT of 10 Sets - 1No. 5. Cooling fan of 230V AC operated (INSPECTION:CONSIGNEE)"

Supply and installation of 19" - 42 U Rack complete with fittings for housing SDH equipment, FDMS, DDF and other equipment like cable managers, completely wired using krone module and other equipment like runaway ladders etc., as per technical specification below. It should be able to lock all the equipment with only order wire Telephone outside the rack. The rack 108 should be of APW President / Rittal make or similar. The components of the rack are specified below. It includes transportation and installation of rack in prefab/building at specified stations. 1. Rack S33 42U 600'W x 600D - 1 No. 2. Fixed side panels 42U x 600 D - 2 Nos. 3. Front Glass door plain 42U/600W - 1 No. 4. Rear MS Door Plain 42U/600W - 1 No. 5. Castor with brakes-2 Nos. 6 Fans directly mounted on the top 48V DC 90 CFM-2 Nos. 7. Krone mounting bracket - 01 Nos. 8. MCB Mounting panel with MCBs - a. 32 Amps, MCBs(DP) - 2 Nos. & 6Amps MCBs (DP) - 6 Nos. 9. Earth continuity Kit - 01 No. 10. Equipment Trays - 5 Nos. 11. Channel with cable loops 42U - 2 Nos " (INSPECTION BY CONSIGNEE)

Supply, installation, testing and commissioning of managed expandable rack type STM-4, equipped STM-1, ADM S1.1, as per technical Specification no.GR No.: TEC/GR/TX/SDA- 003/02/APR-2010 with 2 Nos.STM-1 aggregate Optical interface upgradable to STM-4, 21 E1s, and minimum 8 Nos. of 10/100 base T Ethernet port, Order wire, Power supply unit, sub rack, DDF, 109 Installation materials, manuals and other accessories. The equipment should be TEC/BSNL/RDSO approved .The equipment should be fully wired for its ultimate capacity and provide redundancy for Power supply and Synchronisation. It shall be possible to use the full capacity of the equipment by adding additional tributary cards. The up gradation of STM-1 to STM-4 shall be without change of any internal hardware o f t h e S T M equipment. T h e STM equipment shall have in-built L2 switch for Ethernet ports. Make -Tejas or similar. (INSPECTION BY CONSIGNEE)

Supply, installation, testing & commissioning of LI (Optical) card for branching for STM-1 suitable for working STM in the deployed section. (INSPECTION BY CONSIGNEE)

Digging of cable pit for the required depth and width to locate the cable at a specific location shown by the Railway Engineer at site to attend the cable fault and refilling the same after attending the cable fault by the department.

Supply & erection of lattice type tripod towers of GI 15 meters of height as per SCR Drawing No. SC 23000- 23012, casting of foundation with 1:2:4, 20mm metal and river sand to be 112 used. Provision of earth electrode near the tower and connect the same to tower which is to be erected above the station building/at the site shown by the site Engineer of the Railways. Cement shall be supplied by Rlys. Work includes installation of the antenna, drawing the cable and installation of the battery and 25W set and commissioning the system. 25W set, cable, antenna, battery will be supplied by Rlys. Above/

Item Breakup - A1-NS Items (Supply)

a) Full Location Consignee)

b) Half Location Box.(Inspection by Consignee) Numbers Total 130925.00

Item Breakup - B1-NS Items (Labour)

a) IOCOM CPU CARD (Inspection by RDSO)

b) IOCOM Voltage and Helth monitoring card Numbers (M633OVH-01) - (Inspection by RDSO)

c) INPUT WFM CPU Card (M633OCI-01) - Numbers (Inspection by RDSO)

d) OUTPUT WFM CPU Card (M633OCO-01) - Numbers (Inspection by RDSO)

e) WFM Relay driver card (M633ORD-01) - Numbers (Inspection by RDSO)

f) OCM Vital cut off card (M633OVC-01) - Numbers (Inspection by RDSO)

g) Power supply card type B (M633PSB-01) - Numbers (Inspection by RDSO)

h) Power supply card type C (M633PSC-01) - Numbers (Inspection by RDSO) VIJAYAWADA DIVISION-S AND T/SOUTH CENTRAL RLY

i) Single mode RS485-OFC bi-dir converter Numbers (m485ofbs-01) - (Inspection by RDSO)

j) 24V EMI filter (M633EMI-01) - (Inspection by Numbers RDSO)

k) OC card files, consisting of OC top bin & Numbers bottom bin - - (Inspection by RDSO)

l) Supply of EI Relay Racks - (Inspection by Numbers Consignee)

m) Supply of Insulated wire coils for Relay Lumpsum rack wiring, ladder material along with accessories for installation - (Inspection by Consignee)

n) Modification to the existing relay rack as Per Unit per the approved interface circuits PER UNIT=PER LOCATION

o) Modification to the existing Interface Job circuits, according to the modified SIP - (Inspection by Consignee)

p) Modification to the existing Interlocking Job circuits, according to the modified application logic - (Inspection by Consignee)

q) FAT, SAT as per the modified application Job logic - (Inspection by Consignee)

r) Installation and commissioning - (Inspection Job by Consignee)

s) Supply of ASMADE (1 set of Tracings and 4 Job sets of prints) - (Inspection by Consignee) Total 21694950.00