Signalling arrangement in connection with replacement of defective signalling cables over Secunderabad division

A-SUPPLY PORTION SOR

B-SUPPLY PORTION NON SOR

C-LABOUR PORTION SOR

D-LABOUR PORTION NON SOR

Item Breakup - A-SUPPLY PORTION SOR

Supply of GKP type Location Boxes Full size Numbers as per drg. No. S&T/MFT/T.2378(TO BE INSPECTED BYRITES)

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

Supply of Universal Locks with one steel key Numbers 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). (TO BE INSPECTED BY CONSIGNEE)

Multi-strand, single core, copper conductor Numbers 16/0.2 (16 wires, diameter of each wire is 0.20mm) (0.5sq.mm) wire coil as per specifications IS 694:2010 or latest, IRS: S 76-89 Amd. 3 or latest. Length of coil should be 100m. Colour of coil to be specified by Engineer in charge.(ITEM UNIT IS Coil) (TO BE INSPECTED BY RDSO)

Multi-strand, single core, copper conductor Numbers 28/0.3 (28 wires, diameter of each wire 0.30mm) flexible wire coil as per specifications IS 694:2010 or latest, IRS: S 76-89 Amd. 3 or latest. Length of coil should be 100m. Colour to be specified by Engineer in charge. (ITEM UNIT IS Coil) (TO BE INSPECTED BY RDSO)

Supply of 35 Sq.mm PVC insulated multi- Metre strand, single core, copper conductor 277/0.4 (277 wires, diameter of each wire is 0.4mm) cable as per IS:694 or latest, IRS: S 76-89 Amd. 3 or latest. Cable to be supplied in 100-meter coil. Colour to be specified by Engineer in charge. (TO BE INSPECTED BY CONSIGNEE)

Supply of 16 Sq.mm PVC insulated, multi- Metre stand, single core, copper conductor 127/0.4 (127 wires, diameter of each wire is 0.4mm) cable as per IS: 694 or latest, IRS: S 76-89 Amd. 3 or latest. Cable to be supplied in 100 meter coil. Colour to be specified by Engineer in charge. (TO BE INSPECTED BY CONSIGNEE)

Supply of 10 Sq.mm PVC insulated, multi- Metre strand, single core, copper conductor 140/0.3 (140 wires, diameter of conductor 0.3mm) cable as per IS: 694 or latest, IRS: S 76-89 Amd. 3 or latest. Cable to be supplied in 100 meter coil. (TO BE INSPECTED BY RDSO)

Supply of non-deteriorating type of fuse Numbers holders and fuse links 240V AC/DC as per specification IRS: S 78-2006 or latest, IS 13703 (Part 2):1993 knife edge type fuse of E1 fuse link type (up to 20A) Fuse holder 20A capacity (TO BE INSPECTED BY RDSO)

Fuse link 1A / 2A / 6A / 10A / 16A / 20A as Numbers specified by Engineer In charge. (TO BE INSPECTED BY RDSO) SECUNDERABAD DIVISION-S AND T/SOUTH CENTRAL RLY

Supply of Terminal Block Terminal block: 1 Numbers way Poly butylene Terephthalate (PBT) of size 60mm (link centre to centre) as per RDSO DRG. No. SA23745/Alt.5 or latest, SA23746/Alt.5 or latest, S23747/Alt.5 and specifications IRS: S 75-2006 Rev. 2.0 (Tentative) or latest, IRS: S 23-88 Amd. 1 or latest. (TO BE INSPECTED BY RDSO)

Terminal block: 6 way Poly butylene Numbers Terephthalate (PBT) of size 25mm (link centre to centre) as per RDSO DRG. No. SA23756/Alt.3 or latest, S23757/Alt.4 or latest and specifications IRS: S 75-2006 Rev. 2.0 (Tentative) or latest, IRS: S 23-88 Amd. 1 or latest.( TO BE INSPECTED BY RDSO)

"Supply of modular terminal block (WAGO or Set similar) as per RDSO specification RDSO/SPN/189/2004 Ver. 3.0 or latest consisting the following parts: a) 2 conductor disconnect terminal block - 6 numbers b) End / intermediate plate suitable for 2 conductor disconnect terminal - 1 number c) Screw less end stop similar to WAGO Model No. 249-117 -2 numbers d) Insulated jumper WAGO Model 280-402 - 5 numbers e) Din Rail - 0.1 metre per set (in length of 1 metre for every ten set) ( TO BE INSPECTED BY CONSIGNEE)

Supply of mini WSB markers for modular Set terminals WAGO Model No. or similar - 100 Nos. ( TO BE INSPECTED BY CONSIGNEE)

"Supply of basic material to construct unit Set 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 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)."1 ( TO BE INSPECTED BY RDSO) SECUNDERABAD DIVISION-S AND T/SOUTH CENTRAL RLY

"Supply of Tool Kit as under - 1. Standard Numbers Tool Bag (CANAVAS) - 1 No. 2. Soldering Iron (Make Soldern / Philips) - 60W / 230V -1 No. 3. Digital Multimeter - True RMS Meter (Philips / Fluke / Rishabh Rish 18S IR) Upto 20M, 10A, 5kHz, 2mV to 750V AC, 200V DC - 1 No. 4. Screw Driver set of 6 pieces (Taparia Make) - 1 No. 5. Cutting plier 6" (Taparia Make) - 1 No. 6. Side Cutter (Wire cutter) 6" (Taparia Make) - 1 No. 7. Nose plier 6" (Taparia Make) - 1 No. 8. Wire stripper (Taparia Make) - 1 No. 9. Fiber tape 3m length - 1 No. 10. Scale 6" (for measuring tongue rail opening) - 1 No. (Transparent Plastic Material) 11. Pop spanner wrench 6mm to 22mm (Auto adjustable spanner) of Taparia make - 1 No. 12. Pop spanner wrench 10 mm to 30 mm (Auto adjustable spanner) of Taparia make - 1 No. 13. Pop spanner wrench 15mm to 41mm (Auto adjustable spanner) of Taparia make - 1 No. ( TO BE INSPECTED BY CONSIGNEE)

Supply of Cable Route Locator set consisting Numbers of receiver with active line trace frequency, passive line trace and depth measurement on active line tracing with 5 watts cable line transmitter with frequency indicator, power indicator, frequency mode sheet, power 'ON' & 'OFF' indicator mode toggle induction mode. High voltage warning and suitable rechargeable cells for both transmitter and receiver with suitable charger with carrying case. Make RIDGID SeekTech SR-20/ Stanlay ST-Loc 10 or equivalent or better as approved by Engineer In charge.( TO BE INSPECTED BY CONSIGNEE) Total 2987074.00

Item Breakup - B-SUPPLY PORTION NON SOR

Small Sized Valve Regulated Lead Acid Numbers Batteries of 12V/7.0 Ah/12P70 with 2 Years Brand: EXIDE or similar( TO BE INSPECTED BYCONSIGNEE)

"Thermal Transfer Ferrule Printer - Cable ID Numbers Printer Printing Method Thermal transfer Display CD Graphic (160 x 64dots) with backlight Weight 2kg Resolution 300dpi Character print size 1.3mm Number of display characters Input data 10 characters x 2lines for normal size MAKE: CANON Model MK-5000 or similar" ( TO BE INSPECTED BYCONSIGNEE)

"Black Ribbons 150m For Cable ID / Ferrule Numbers Printers 5pcs./Set 150m/Pc. Note: SUITABLE FOR ABOVE CANON MK-5000, , OR SIMILAR (item no. 19)" ( TO BE INSPECTED BYCONSIGNEE)

Supply of Digital Insulation Tester(Megger) Numbers with 3-1/2 Digits-LCD to measure the ranges upto 20,000 M-ohms selectable Test voltages 500,1000&2500 Model No.D-20K of Fuke/ motewane make ( TO BE INSPECTED BYCONSIGNEE) SECUNDERABAD DIVISION-S AND T/SOUTH CENTRAL RLY

Supply of Digital multimeterSpecifications: Numbers digital TRMS 5Digit 60000 counts withfollowing features Frequencyrange: 6Hz to 1MHz Frequencymv AC band width: 100KHz ACvoltage rage: 1mV-1000V, +/- 0.5% DC voltage rage: 1uV-1000V, +/- 0.05% AC currentrage: 1uA-10A, +/- 0.5% DCcurrent rage: 1nA-10A, +/-0.2% Capacitance range: 1pF-10000uF Datalogging: 32000Readings Dual display: Available Other features:Temparature messurement,Diode, continuty, Duly cyclemeasurement, self batteryvoltage measurement, Lowpass filter, Min, Max andAverage value recording, Backlight, Bargraph, Protectiverubber holster.Model no:Rishabh 6016 or Similar ( TO BE INSPECTED BYCONSIGNEE)

MECO electronic earth tester make MECO Numbers model No. 4680B/ higher version or similar. Non-contact type without requirement of auxiliary electrodes, 4 digit 9999 LCD ground resistance range from 0.25 ohms to 1500 ohms. ( TO BE INSPECTED BYCONSIGNEE)

Professional earth resistance testerwith Numbers measuring range 0-20 ohms &higher. Resolution: 0.01ohms at 0 20ohms & 0.1 at

complete with testleads, spikes & simplifiedmeasurement probe. Also measuresearth voltage up to 200V with accuracyof +/- 1%. Complies with EN/IEC61010-1 CATIII 600V. Model Stanlay521 or similar" ( TO BE INSPECTED BYCONSIGNEE) SECUNDERABAD DIVISION-S AND T/SOUTH CENTRAL RLY

"Supply of Insulation Monitoring Device with Set fault locator kit for Railway S&T systems with the following specifications which shall also be complied with to the extent applicable: a) IEC 61557-8: Insulation monitoring devices for lT systems. b) lEc 61557-9: Equipment for insulation fault location in lr system. c) EMI / EMC IEC 61326- 24. the above kit shall have the following features A. Insulation Monitoring Device: 1. Standard (Safety, EMC, Performance): Product Standard IEC 61557-8, 1EC61557-9, EMt/ EMC lEC61326-24 2. Nominal System Voltaqe Ranqe: 0-600 V AC/DC 3. lnput supply voltage (Auxiliary Power) : AC/DG 24OV 4. Response Range : lKOHM to 10 MOHM 5. Percentage of error /Display Error: 0 to 1O% - 5% 6. Measurinq current: < 500 micro-Amp 7. lnternalDCresistance Ri : >180Kohm 8. lnternal lmpedance at 50 Hz : >1B0Kohm 9. Permissible Extraneous DC voltage : sDC1060V 10. Permissible system Leakage capacitance: 50pF 11. Test Current ranqe : 1to50mA 12. Display : LCD Display Backlit Tvpe 13. Shock Resistance IEC 60068-2-27: 1 Ssl 1 1ms (Durinq operation) 14. Vibration Resistance I EC60068-2-6 : 1s|10 15. Ambient Temperature: 10 deqC to 55deqC 16. Operation : Continuous B. Insulation fault locator kit 1. Standard (Safety, EMC, Performance): Product Standard IEC 61557-B, lEC61557-9, EMt/ EMC tEC61326-24. 2. Rated lnsulation voltaqe : 500v 3. Rated lmpulse Voltaqe: 4kV 4. Storage Battery Charger: AC 100-240V 5. Test Current Response Value: 0.2 mA 6. Display : :LCD display 7. Alarm: LED with buzzer 8. Shock Resistance IEC 60068-2-27: -10'C to 55 ""C 9. Degree of Protection, internal comoonents : IP 40 10. Residual current measurement: Without transmitters, they canmeasure residual current in TT/TN AC system too 11. Measuring hand clapm dia. : 52 mm , 22mm Optical II. 2. 2 days of onsite training will be provided at 5 locations" ( TO BE INSPECTED BYCONSIGNEE)

Supply of High precision True RMS Clamp Numbers meter with display count 6000, AC current 600mA/6000mA/60A, DC Current 6000mA/60A, AC/DC voltage 600V, AC current resolution 0.1mA (@ 60A), Resistance 60MegaOhms, Capacitance upto 62mF, Frequency 10Hz to 60kHz with resolution 0.001Hz, Variable frequency control (VFC) mode, Zero button for DCA, Clamp opening 17mm, Non contact voltage measurement function. Brand :STAN ONE Model SCM222 or similar ( TO BE INSPECTED BYCONSIGNEE) Total 4638910.40

Item Breakup - C-LABOUR PORTION SOR

Location survey for cable route and Route Kilo preparation of tentative cable route plan as Meter per the instructions of Engineer in- Charge. (RKM) SECUNDERABAD DIVISION-S AND T/SOUTH CENTRAL RLY

"Jungle cutting along with the cable route RMT Clearing grass/garbage and removal of the rubbish up to a distance of 50 m outside the periphery of the area cleared (Measurement is to be done as per area cleaned)."

"Excavation of trench, including marking of Route Kilo cable alignment, clearing of jungle, roots of Meter trees, bushes, trial pits if required, refilling (RKM) with excavated soil, ramming and consolidation after laying of cables complete to the finished item of work in all type of Soil including soft rocky area as per RDSO Sketch No. SDO/CABLE LAYING/003, as directed by engineer in- charge. Depth of 1200mm and width of 300mm"( TO BE INSPECTED BYCONSIGNEE)

Cutting of Rock, concreting after cable RMT 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 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 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.( TO BE INSPECTED BYCONSIGNEE)

Depth of 200 mm and width of 200 mm RMT 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

Digging of cable trench to a depth of not less RMT 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.

Trenching under Rails for crossing the track RMT (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 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.( TO BE INSPECTED BYCONSIGNEE)

Track crossing/ Road Crossing by Horizontal RMT 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).(TO BE INSPECTED BYCONSIGNEE) SECUNDERABAD DIVISION-S AND T/SOUTH CENTRAL RLY

Breaking of metal/ tar road and refilling after RMT 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.

Laying different type cables in the trench. RMT Termination covered elsewhere. (TO BE INSPECTED BYCONSIGNEE)

P r o v i s i o n a n d l a y i n g c e m e n t concrete cum (including transportation of all the material). Providing and laying in position cement concrete of specified grade including the cost of centring and shuttering :- 1:3:6 (1 Cement : 3 coarse sand (zone-III) : 6 graded stone aggregate 20 mm nominal size)( TO BE INSPECTED BYCONSIGNEE)

Centring and shuttering

Supply and fixing of galvanised MS-'C' Numbers channel of size 100mmx 50mm x 1200 mm with suitable clamps as per drawing No. S&T/ RE/78/2/76 and fitting of GI pipe supplied by Railways and with suitable clamps on Girder Bridges without drilling holes in the girders. GI Pipes are to be drilled with 6 holes of 1/4" dia. per Meters around the pipe in zig zag manner before laying the 6 Meters pipe.( TO BE INSPECTED BYCONSIGNEE)

Supply and laying of split DWC pipe in RMT already dug cable trenches as per Drawing No.SK.9/11 .The unit of RMT means two split pipes of 1 Mtr each. 120/103 mm diameter( TO BE INSPECTED BYCONSIGNEE)

Supply and laying of split DWC pipe in RMT already dug cable trenches as per Drawing No.SK.9/11 .The unit of RMT means two split pipes of 1 Mtr each. 250/217 mm diameter ( TO BE INSPECTED BYCONSIGNEE)

Supply, transporting and installation of Numbers Concrete (RCC) Route Indicators at intervals of 50 meters as per 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 it shall be painted with GREEN and ORANGE colour for normal indication of cable path.( TO BE INSPECTED BY CONSIGNEE)

Supply & Laying of G.I Pipes with medium RMT and threaded collar & coupler, quality to specification IS.1239 (part-I) 1990 and galvanised to specification IS.4736-1986. G.I Pipes of 50mm diameter( TO BE INSPECTED BYCONSIGNEE)

Supply & Laying of G.I Pipes with medium RMT and threaded collar & coupler, quality to specification IS.1239 (part-I) 1990 and galvanised to specification IS.4736-1986. G.I Pipes of 100mm diameter ( TO BE INSPECTED BYCONSIGNEE) SECUNDERABAD DIVISION-S AND T/SOUTH CENTRAL RLY

"Supply of Double Walled Corrugated (DWC) Numbers HDPE duct of various diameter of length of 6m as per specification RDSO/SPN/204/2011 Ver. 1.1 Amd. 1 or latest. The duct shall be supplied along with push-fit type O-ring coupler or end cap. DWC of outer Diameter 180mm and inner Diameter 153mm Note:- Contractor should submit the manufecturer internal test report,guarantee certificate,genuinness certificate for IS Brand. " ( TO BE INSPECTED BYCONSIGNEE)

Excavation foundation and erection of apparatus case Full size as per SCR Drg. No. 5781 and fixing of 1 No.of 'E' type lock for the front door, latching arrangement for backdoor, fixing of Hylam sheet (Hylam sheet supply is covered elsewhere and Wooden Reapers also can be used in place of Hylam sheet for which supply & fixing covered elsewhere) and painting the apparatus case inside and outside with one coat of red oxide, two coats of aluminium paints outside and white paint inside including painting of termination, equipment and number particular on location box (foundation bolts and nuts, 'E' type lock, cement, river sand, stone jelly of size 20/20mm, paints, varnish, fixing bolts and nuts and all other miscellaneous material required for the work shall be supplied by the contractor). ( TO BE INSPECTED BYCONSIGNEE)

Filling earth around location boxes/signal cum foundations for a width of 0.5m on all sides, 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.

Painting of existing apparatus cases without Numbers disturbing the terminations and equipments inside. The work involves scraping of old paint, applying two coats of Aluminium paint outside & two coats of white paint inside apparatus cases, painting of termination, equipment and number particulars on apparatus cases as instructed by Railway representative at site (Paints and all other miscellaneous materials required for the work shall be supplied by the Contractor). Painting of existing apparatus case - Full size

Applying two coats of paint of approved Sqm colour with paint manufactured by Asian/British/ Johnson & Nicholson as instructed by Engineer In charge.

Strengthening of foundations of signals, Sqm 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.

Cable termination including fixing terminals, Per 20000.00 fuses, LDs, Meggering of cables and Conductor recording the readings.( TO BE INSPECTED BY CONSIGNEE) SECUNDERABAD DIVISION-S AND T/SOUTH CENTRAL RLY

Supply and fixing of teak wood reapers Numbers suitable for Full location Box with approx 50 mm width x 20mm thick and length of 940mm after applying two coats of wood primer.( ITEM UNIT IS Per reaper )( TO BE INSPECTED BYCONSIGNEE)

"Supply and fixing of following Teak wood Numbers reapers/ Blocks after applying two coats of wood primer. Teak Wood Reapers suitable for Full Box: 50mm width x 50mm thick and length of 940mm and clamping the cable.." ( ITEM UNIT IS Per reaper )( TO BE INSPECTED BYCONSIGNEE)

"Supply and fixing of following Teak wood Numbers reapers/ Blocks after applying two coats of wood primer. Teak Wood Reapers suitable for Full Box: 75mm width x 20mm thick and length of 940mm." ( ITEM UNIT IS Per reaper )( TO BE INSPECTED BYCONSIGNEE)

TIE BAR FENCING: Fixing of Tie Bar Fencing Metre panels supplied by Railways duly transporting to the site (Goomties/Mid section Locations) from Centralised location. Cutting, drilling, jointing with nut and bolts wherever required as per site requirement for protecting goomties /location boxes. After fixing of the tie bar, panels to be painted with two coats of aluminium paint and levelling the earth wherever required. All required materials other than tie bar fencing panels should be arranged by the contractor/agency.( TO BE INSPECTED BY CONSIGNEE)

Excavation of pit to size of 450mmx 450 mm Numbers x 450mm and concreting the same with 1:3:6 aggregate 20mm for erecting the tie bar fencing panels, curing and white washing the foundations.

Earthing and soldering of cable armour. Numbers (ITEM UNIT IS Per Cable)

"Fabrication, 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 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.. (All materials to be supplied by the contractor except cable.). Note 1) Payment can be done with proper certification perticulars of earth pit by the field Officer,supervisor and Contractor same should be enclosed with measurement and Bill. 2)The Termination of GI wire with Galvanised Bolt and Nuts with washers of Size 12.5 mm. 3) 35 mm Alluminium lugs to be used for 2 Core 2.5 Sq.mm Cables with Soldering ( TO BE INSPECTED BYCONSIGNEE) SECUNDERABAD DIVISION-S AND T/SOUTH CENTRAL RLY

"Installation of single earth(maintenance Set 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 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."( TO BE INSPECTED BYCONSIGNEE)

Shifting of existing working functions like Numbers signals/Shunt/ Calling on/Points/Track circuits etc. from old cable to new laid cables carefully without affecting the traffic under disconnection/blocks, This work also includes releasing the existing tail cables from the relevant gears and re- surfacing the earth excavated as instructed by Railway representative at site.( ITEM UNIT IS per cable)

"Provision of one skilled and 2 unskilled staff Month 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. Note: muster to be maintained to SSE/Incharge for the skilled & unskilled on daily basis. "( TO BE INSPECTED BY CONSIGNEE)

Transportation of materials from any Stores Kilometre 15000.00 to Site and vice-versa including loading and unloading. Lead above 50 Kms(ITEM UNIT IS PTPK) ( TO BE INSPECTED BY CONSIGNEE) Total 11540691.00 SECUNDERABAD DIVISION-S AND T/SOUTH CENTRAL RLY

Item Breakup - D-LABOUR PORTION NON SOR

Lime wash on walls / foundations at site and Sqm directed by site incharge one coat with quick lime of approved quality. Total 3610.00