Proposed Interlocking of LC 155 between Bolda - Sirli Stations, LC 33 between Adilabad - Pimpalkhuti Stations and LC 74 between Dinagaon - Jalna Stations over Nanded Division

B-Labour Portion (SOR Items)

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 bridges, culverts, level crossings, track crossings, cable 03 pits and rocky soil including marking o f cable alignment, clearing of debris etc., complete to the finished item o f work as directed by engineer in-charge. All the material is to be arranged by contractor. Depth of 200 mm and width of 200 mm where rock is visible from surface to a depth more than 300 mm up to 550mm, excavation of trench with width 300mm above rock, concreting 200mm x 200mm after laying of cable as per Drg No.SK/CN/NEW/3.

When rock is visible for more than 0.5 Meter and up to 0.8 Meter from ground level, excavating the trench minimum 0.5 Meter and maximum 0.8 Meter, laying cable and concreting 200mmx200mm over the rocky surface after levelling with soil/ sand. (Chase cutting not required).

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

"Breaking of metal/ tar road and refilling after laying the cables as per drawing no.SDO/CABLE LAYING/010. The surface of the road shall be concreted to match with the old surface."

Track crossing/ Road Crossing b y 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).

"Supply, transporting a n d installation o f Concrete (RCC) Route Indicators a t intervals o f 5 0 meters a s per 09 instructions of engineer in charge as per drawing no. SK 12/10.They should be of standard RCC with letters ""SCR S&T cable"" as per type of cable laid to drawing. In case of telecom quad cable joint locations i t shall be painted with GREEN and ORANGE colour for normal indication of cable path. Inspection by Consignee."

Location box foundation and erection

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

Supply and fixing of location box particulars in prescribed format, particulars t o b e printed o n a good quality 14 flute board, location particulars will be supplied in a register by Railways. Same will be provided back in A4 format sheet for check print, after finalizing check print, final particulars to be supplied and fixed as described above (Soft copy to be given to drawing office on a suitable storage device - Pen drive of suitable capacity) and also make hard copy of location particulars to be supplied in A4 format.

Fixing relay bases on the relay frames erected in Relay Room, Wiring of all types of relays by drawing various sizes of wires/multi core cable, fixing fuses, condensers, resistances, LEDs etc and wiring duly soldering the same as per approved circuit diagram, testing point t o point before soldering and after soldering, bunching and lacing as per detailed technical specification. Numbered ferrules shall be provided for each wire. Different colour codes and sizes of wire to be used 16 as per standard practice. This also includes, provision of all PVC sleeves required to be provided. Copper lugs to suit to 16/02 wire and neat bunching, lacing with Modi Nylon / Twine thread and using PVC dotted tape with buttons. This also includes soldering all the wires in the relay room with Rosin core of IS Spec.1921 @40<37@ Tin and 40% Led). Soldering should be done as per standard practice. This also includes inserting the clips, point to point testing as per the circuit diagram and plugging relays to Relay bases (except Inter-cables, relays other materials such as Rosin core, flux, nylon thread. PVC dotted tape should b e supplied b y the contractor). Point to point testing should be done in the presence of Engineer-in-charge as instructed in two stages, one before soldering and the other after soldering.

Earthing and soldering of cable armour. Numbers=Per Cable.

Fabrication, supply and erection o f conventional Earth to Signalling/Telecom equipments -Excavation o f 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 18 around at earth locations as specified 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 by Consignee.

EMI/ Earthing arrangements to achieve earth value less than 1 Ohm (minimum 8 maintenance free earth) for EI 19 at central location or end Goomties for object controllers as per RDSO specification as required for the EI system as per Rly. Br. letter No.2010/Sig/SGF/EI (Ansaldo) dated 22.06.2011 or latest shall be followed. All materials shall be supplied by the contractor including Maintenance free earthing. Inspection by RDSO. Numbers=Per Location.

Supply and fixing of following Teak wood reapers/ Blocks after applying two coats of wood primer.

"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 o f 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 22 signal unit, provision of EWS locks, 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, E W S locks, a n d a l l other miscellaneous materials for the work 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))"

Manufacturing, Supply, painting and fixing of markers of G/P/C/A/AG/IB Markers as per IRSEM Drg.No.19-D10 on MS sheet of thickness 3mm. Miscellaneous material required for fixing Markers is to be supplied by contractor. Inspection by Consignee.

Fixing of the following on Pre-erected Relay Racks

Preparation of Contact Analysis for 'Q' style relays as per detailed technical specification.

Fabrication and supply of powder coated (of approved colour) MS frames for Location boxes of size 955X155 mm and made of L angular of size 25X25X3 mm to suit Q series relays duly drilling required holes for relay bases (All materials such as frames, bolts, nuts and washers to be supplied by the contractor)

Transportation of materials from any Stores to Site and vice- versa including loading and unloading. Lead above 50 Kms. Numbers=PTPK.

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

Supply and installation of Electronic Flasher unit, able to drive 2 No. of flasher lights. Inspection by Consignee.

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. Inspection by Consignee.

Supply and fixing of yellow retro reflective strips of 1" width each on both sides of the yellow painted portion for both the lifting barrier booms. Inspection by Consignee. Numbers=per LC gate.

Crank Handle Box/ KLCR Box for Crank Handle

Fabrication, supply a n d installation o f gate control cum indication panel of size 30" X 12" (MS sheet type) complete with LED etc., painting, screen printing of gate plan, signals etc., and prewired with four signal knobs and SM's control. All material required shall be supplied by the contractor as per drg. Inspection by Consignee.

Alteration of database, faults, simulations in Data Loggers and all connected places (like HQ, FEP, STATION etc.,)

Foundation, Erection ,Testing and Commissioning of Electrically operated lifting barriers assembly, drive mechanism, motors etc. as per technical specification, with control panel, boom locking arrangements & crank handles 45 complete with Hand generator .The work includes excavation of pit and concreting foundation for pedestal-2 no's ,Excavation of pit and concreting foundation for meeting post-2 no's, Erection of Electrical Lifting barrier-1 Set, Fixing of EOLB Panel and its wiring-1 No., testing and commissioning as per detailed technical specification and instructions of site in charge. (75 % of payment will be made after foundation, erection & testing and 25% Payment after Commissioning).

Supply and Fixing of stop board of size (600mm dia) made out of 1mm thick GI sheet with high intensive 46 prismatic retro reflective sheet, red background and white colour letters in three languages English, Hindi and local language in as per railway standards with minimum reflectivity distance of 250m with all necessary fixing clamps, bolts and nuts to suit for electric lifting barrier as per enclosed DRG. No. S&T/MFT/6077 or latest. The local language shall be as per the instructions of site in-charge. Inspection by Consignee.

Fabrication, supply, transport, erection at site, sliding boom mechanical type, make assembly, movement drive mechanism, resting stand and meeting post. Rates included for all required nut & bolts, chains, padlocks 2 Nos and other miscellaneous are supplied by contractor

Arranging skilled labour at S&T Stores for loading/ unloading/stacking of departmental materials.

Straight through / derivation with/without transformer joints: Installation Thermo shrinkable jointing kits for 50 straight through/ derivation joints for LC gate, pump houses etc where VF 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. Numbers=Joint.

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

Supply and installation of "FRANKLIN ROD" as per NFPA- 780 Standards. Installation to be done as per SCR 52 Drawing No.5777. It also includes connection of down conductor with Franklin Rod and running of down conductor through PVC pipes and connecting the same to nearby earth electrode. All material required for installation to be supplied by the contractor. Inspection by RDSO.

Provision MS flat connection from Earth pit to LBs/Signals including supply and laying of MS Flat of size 40X6mm 53 at site, supply of GI bolt of size M12X40mm with two Nuts along with two 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. Inspection by Consignee.

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 55 item of supply portion by using blowing machine and associated works. 10% 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.

"Supply and Installation of OFC joint enclosure and splicing of Optic fibre cable (24 fibres) and testing as per 56 technical specification No. GR OJC-2/02 Sept 2003. Supply of Splice 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 by Consignee. (INSPECTION:CONSIGNEE)"

Supply and installation of rack mounted 24 fibre Distribution Management System (FDMS) of size 1U, of 57 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 by Consignee.

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

Strengthening of foundations of signals, Full/Half location boxes up to a height of 30 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

Providing the services of Computer oriented Technical manpower to carryout works like drawing, computation, 60 write up etc., between 08:00 Hrs to 20:00 Hrs of the day with all expenses of transportation, accommodation, food, consumables etc., with all ascents, descents, taxes, octorio, cess, fees, duties with contractors cost etc., as per special conditions/specifications/ regulations and as directed by engineer in charge.

Provision of Lookout person round the clock in 12 Hours shift beat from Up Home Signal to Down Home signals to avoid theft of signalling assets

Provision of one skilled and 2 unskilled staff round the clock to attend to teething trouble of the installation along with SI/CSI after the installation has been brought into commissioning. The work includes routine maintenance, failure restoration as per the direction of the SI/CSI. Numbers=per month.

Fixing of E type locks for boom locking arrangement duly drilling of suitable holes for fixing with suitable bolts and finishing as per instructions of site in charge for ESL

Installation, testing and commissioning of RTU 32/64/128 inputs which includes the software configuration needed for networking for transferring the data to nominated location for monitoring as per the instructions of the site in- charge.

Fabrication, supply and fixing aluminium ladder of size 25 x 25 x 5mm, 200mm width, arrangements for drawing various wires in the battery, equipment and relay rooms. Unit Above/

C-Electronic Interlocking Alteration for LC 74

Modification / alteration / augmentation of existing electronic interlocking (EI) system as per existing RDSO SPN as per approved signalling plans and selection table / locking table of stations (For working / modification / removal etc.). This also includes all necessary supplies for alteration / modification for extension of existing VDU software. This also includes necessary alterations in earthing, data logger wiring, programming, software modification, preparation of ST/LT/RSP/ PD/YDU diagram and necessary wiring, testing and commissioning of the system. This includes supplies necessary for alteration / modification in VDU software. This also includes supplies necessary for extension of earthing the modification / altered / augmented EI those needed for re-wiring external data logger and fuse alarm system. Item includes preparation of Selection Table / Locking Table, VDU / Control Panel / Route Section Plan, Wiring Diagram and other diagrams (other technical documents required) based on Signaling Plan supplied by Railways. The item includes all documentation required for completion of the modification / alteration / augmentation of EI system as per the guidelines issued by RDSO, SCR HQ notified from time to time. The item includes completion documents as per the extant practice of South Central Railway. Unit Above/

A1-Supply Portion (SOR Items)

Supply of E type locks of different wards as per requirement with key per E- type lock to Drg. No. SA.3376/M/Latest and RDSO Specn. No. IRS. S.30/64. Inspection by RDSO.

Supply of Universal Locks with one steel key for every ten locks or part there of (For 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 relay fixing frame for full location box. The frame shall be of approximate size 940mmx150mm and made with powder coated MS angle of 25mmx25mmx 3mm. The frame shall have suitable holes to fix in full location box. Inspection by Consignee.

Supply of relay fixing frame for half location box. The frame should be of approximate size 470mmx150mm and made out with powder coated MS angle of 25mmx25mmx3mm. The frame should have suitable holes to fix in half location box. Inspection by Consignee.

Supply of powder coated Relay rack universal type as per DRG. No. S&T/MFT/291. 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.

Supply of Hylam sheet, resin bonded, grade P3 as per IS specification IS 2036 of 1974 or latest of following size: Hylam Sheet of size: 2400mm x1200mmx6mm. Inspection by Consignee.

Power supply and communication for RTU

Supply of following items for Station:

Supply of Lugs and Eyelets

Supply of LED holders with LEDs of size 5 mm with 0.5 Watt resistance. To be supplied as per requirement of site in-charge. Inspection by Consignee.

Supply of Solid State Buzzers with different frequencies in metallic I plastic casing working on 12V - 24V - 60V. Inspection by Consignee.

Supply of 6 digit 24V non resettable impulse counter. Inspection by Consignee. Unit Above/

A2-Supply Portion (Non-SOR Items)

Supply of Equipotential Bonding of conducting parts of the electrical installation (High Power Gas Discharge Tube) in accordance with IEC 62561-3 and EN 62561-3, Lightning Impulse current (10/350s) limp 100kA, rated impulse sparkover voltage Ur imp <1.4KV, as per RDSO Earthing TAN STS/E/TAN/3006 ver 3.1. Inspection by RDSO.

Item Breakup - B-Labour Portion (SOR Items)

Item Breakup - A1-Supply Portion (SOR Items)

1 Way. Inspection by Consignee. 2 601(b) 2 Way. Inspection by Consignee. Numbers 2.00 14847.00 29694.00 Total 44642.00 Supply of Fail-Safe Electronic Time Delay Device mounted on Q series relay band enclosed within Q series relay cover complete with plug board, retaining clip and connectors as per specifications IRS: 61-2000 Amd. 3 or latest, IRS: S23-88 Amd. 1 or latest, Item- 26 IRS: S 34-68 Amd. 6 or latest IRS 67-85 (as applicable). The device shall work on 24V DC and shall give 24V DC output after the specified time delay. S No. Item No Description of Item Unit Qty Rate Amount 1 507(c) Time delay of 60 seconds. Interlocking code: AFHKY. Inspection by Numbers 8.00 2544.00 20352.00 RDSO. NANDED DIVISION-S AND T/SOUTH CENTRAL RLY 2 507(d) Time delay of 120 seconds. Interlocking code: AFGKY. Inspection by Numbers 6.00 2332.00 13992.00 RDSO. Total 34344.00 Item- 28 Power supply and communication for RTU S No. Item No Description of Item Unit Qty Rate Amount 1 908(a) Supply of power supply arrangements for Remote Terminal Unit Numbers 3.00 39150.00 117450.00 consisting o f 2 numbers o f 2 4 V D C , 4 2 A H sealed maintenance free (VRLA) batteries and 110V / 28V DC, 7A charger as per specification IRS: S 93-96 Amd. 1 or latest. Inspection by Consignee. 2 908(c) Supply o f T-networking modem for Remote Terminal Unit connectivity. Numbers 3.00 50365.00 151095.00 Inspection by Consignee. Total 268545.00 Item- 32 Supply of following items for Station: S No. Item No Description of Item Unit Qty Rate Amount 1 1716a Supply of Feather lite table of Model No. V MT 1890 & V 2D 1F or similar. Numbers 2.00 29573.00 59146.00 Inspection by Consignee. 2 1716b Supply of Godrej CH7 model or similar Numbers 6.00 4018.00 24108.00 3 1716c Supply of Godrej PCH5d13R model or similar. Inspection by Consignee. Numbers 2.00 5516.00 11032.00 4 1716e Supply of Godrej shelf storage of 916 x 486 x 1981 mm or similar. Numbers 2.00 26479.00 52958.00 Inspection by Consignee. 5 1716f Supply of steel stools 18" height neatly finished and painted. Inspection Numbers 6.00 489.00 2934.00 by Consignee. 6 1716i Supply of HDPE jerry can of 20 litres capacity. The jerry can shall be Numbers 6.00 154.00 924.00 supplied at site as per the requirement of site incharge. Inspection by Consignee. 7 1716k Supply of key chains with ring and plastic name plate of dimensions Numbers 20.00 34.00 680.00 60mm x 20mm x 3mm. The plastic name plate shall be engraved with station name on one side and key particulars on the other as specified by the site in-charge. Inspection by Consignee. 8 1716n Supply of Electrostatic Rubber Matting of thickness 2mm as per IS- Sqm 14.00 2390.00 33460.00 15652/2006 with suitable adhesive material. Inspection by Consignee. 9 1716r Supply of Double key lock for relay room. Inspection by Consignee. Numbers 2.00 1233.00 2466.00 Total 187708.00 Item- 37 Supply of Lugs and Eyelets S No. Item No Description of Item Unit Qty Rate Amount 1 1705a Aluminium lugs 25 sq.mm of reputed make. Inspection by Consignee. Numbers 100.00 25.00 2500.00 2 1705b Copper lugs l0sq.mm of reputed make. Inspection by Consignee. Numbers 200.00 12.00 2400.00 3 1705c Copper eyelets to suit 16/0.2 wire Dowell's or similar make. Inspection Numbers 200.00 3.00 600.00 by Consignee. 4 1705d Copper eyelets to suit 10.sqmm wire Dowell's or similar make. Numbers 50.00 6.00 300.00 Total 5800.00