Signalling work in connection with Construction of new ROB at Prabhadevi station (Elphinston Road- Carol bridge) at Km 8-9 by MRIDCL of Mumbai Division Western Railway.

SS Location box made of Spl Grade SS 304 of size as per Drg. No. DRM/SG/945 dtd 03.03.2011 (Half app. Case) or latest. Manufacturer's certificate in regard to grade of stainless steel and its protection level shall be submitted at the time of supply.

ARA Terminal blocks with links made of PBT Spec No.s/75/2006 (Rev - 2) with latest amendments and RDSO Drg.No.SA-23741A Alt.4.

Phenolic laminated Sheet, 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.

Double Walled Corrugated (DWC) HDPE Pipe with associated collars etc. as per RDSO Specification No. RDSO/SPN/204/2011 or latest anti-rodent & anti-oxidant and non-flame propagating type in 6 meters straight length and of size 120 mm outer die,& 103.5 mm inner dia. . 4 One of the following coupling arrangements should also be supplied with each pipe as per the site requirement. 1) Suitable snap fit coupler with rubber 'O-Ring 2) Spacers 3) Tees 4) Bend, 5) End-cap (The total quantity of above items is equal to no. of pipes supplied.) DWC pipe shall be marked at every 1 mtr length in such a way that manufacturer's name, vender name and year of manufacture can be easily identified. Color -Bright Orange; Min Weight = 4kg. Test Check by Consignee & Sample check by JAG officer

Maintenance Free Earth Electrode of length 3m, including supply of 3 bags of Earth enhancement material for earthling (10KGs /bag) for each electrode & other accessories as per Drg. No. SDO / RDSO/ E&B/001 and RDSO Spec No. RDSO / SPN/197 ver 1.0 or latest

Toughened Moulding Composites: Round pipe Dia 45 mm X 3mm thick with properties of Anti corrosive, dust proof,rust proof, shock proof, light weightedand high strength,weather proof, flame-retardant, non-conductive. Make- IT-COMBO, SAGAR,PALAK, MAHAVIR Above/

Supply ,transportation, Installation, testing & Commissioning of Multi Section Digital Axle Counter (MSDAC) complete with all accessories, Cable required with each track device&Card Viz.,Axle Detectors, Track Side Electronics/DAC field units,supply of HDPEpipes for laying of transmitter and receiver cables for rail contacts to location boxes/ DP & installation of EJB/ Track 1 side electronics inside the track sidehousing, Deflector plates. Central Evaluator (Central Evaluator unit should behoused in a prefabricated Rack to be supplied along with the SM resetunit/ indication, etc. as per Specification No. RDSO/SPN/176/2013 Ver.3 orlatest. along with Toolkit, min 10% Spares include Complete indoor systemcards/Subsystem, Sensors Per DP supply includes all accessories such as cablesfor wiring, relays, different indoor & outdoor cards Mushroom, LV etc.document. The proposed system should be similar to existing equipment installed at station. Make to be approved by Railway before supply. Per Unit = Per DP ( 12 DP ) Above/

Excavation of cable trench as per cable route plan, 1 Mtr. deep and of 0.3 Mtr. to 0.6 Mtr wide advised by Engineer-in-charge alongside the track in normal (all type) soil/strata, conforming to distances as per cable route plan and refilling. This work includes clearing of route 1 from bushes etc., covering of cable laid in trench by loose soil for a layer of 50mm thickness approximately before covering by bricks. The work shall be done as per the extant practice on Western Railway and instructions of Railway Engineer at site. In case 1m depth of trench is not achievable due to site conditions, specific approval of JA grade officer will be required for each site where trench depth of 1m is not possible. Without the approval of JA Grade officer, no payment for trenching will be made for trench depth less than 1m.

Digging of trench 1.2 M deep from rail flange/ road level and, 0.3 Mtr to 0.6 Mtr wide 2 and back filling after placing of DWC/ RCC/GI pipe. (Placing of DWC/ RCC/GI pipe covered separately).The ballast disturbed be screened and dressed as required by Engineer-in-charge or his representatives and road tarred immediately. For track crossing, Drg. No. CSTE/3644 Pg.7 of 11 and for Road Crossing, Drg. No. CSTE/3644 Pg. 5 of 11 are to be followed.

Digging of cable trench 0.3 Mtr. Deep and 0.3 Mtr. Wide on Asphalted Platform / Road / Hard rocky area. Refilling with earth leveling of trenches & restoring the original surface of trenches

Execution of S&T work related to engineering block, in one block, five unskilled manpower have to be provided during block for S&T connection removing & refixing as per Railway site Engineer's instructions Running

Placing of DWC/RCC pipes along with collars in trenches at places of track and road crossings, platform cuttings etc. also for straight cable laying. Running

Laying of half round RCC pipe after laying the cables in the trenches. (Cable laying is covered separately)

Laying of S&T Cables of various cores/ pairs/ quads in trenches/ GI pipes/ RCC pipes/ DWC pipes/ Trucking. This also includes laying of cables in track crossings & road crossings. Item includes provision of labels of colored plastic adhesive tapes or any other identifiable material on each cable to give the cable number at each G.P.(Cables will be daggered before and after its laying by contractor under supervision of Railway Representative and he will submit the meggering report of each testing). Length of the cable laid includes the length of the cable coiled for termination purposes.

Excavation and Casting of Apparatus Case foundation with contractor's own materials including cement and anchor bolts of standard size. The required scaffolding Ferma etc. for Casting of foundation will have to be brought by the contractor at his own cost. Half Apparatus Case

Installation of Apparatus Cases with miniature 'E' type lock on CC foundation. This includes filling of location foundations with river bed sand and plastering on top of the sand. 'E' Type lock will be provided by Railway. Half Apparatus cases

Fabrication and fixing of phenolic laminated sheet of size 10mm thick in location box 10 by providing all fixtures as per Railway Drawing including fixing of PVC coated string rods at the back side for cable support with contractor's own materials. The work shall be done as per drg and arrangement similar to SK 783-1/2. with latest alterations & as per instructions of Rly engineer at site. Half Apparatus cases

Fixing of ARA Terminals /Screw less connectors and fuse blocks on phenolic laminated sheets and fixing by stainless steel/brass nuts & bolts. This includes provision of two additional holes on the board on either side for cable conductor entry. Per

Termination of outdoor cables, main cables laid in location boxes, Cable termination 12 rack etc. at both ends on ARA terminal or on 8 way terminals or on screw less connectors. Both ends of a cable core terminated shall be counted as one terminal. This includes all associated works of pulling out the cable from underground, peeling off insulation, dressing of cable core supported on sting rod with contractor's own material. The work shall be done as per instructions of Rly engineer at site. Per Conductor=Per Terminal

Repair replacement of s-bonds this includes supply of s-bonds connection for alstom 13 type AFTCs of suitable size (as per site requirement or instruction of engineer of work)made of duplicate(doubled)PVC coated rope wire. Wire rope should be as per IS 2266 of 1978 and PVC sheathing should be compound type 6

Repair replacement of alpha-bonds this includes supply of a-bonds connection for 14 alstom type AFTCs of suitable size (as per site requirement or instruction of engineer of work)made of duplicate(doubled)PVC coated rope wire. Wire rope should be as per IS 2266 of 1978 and PVC sheathing should be compound type 6

Installation of Maintenance free Earth Electrode for Maintenance free earth as per RDSO/SPN/197 Version 1.0 or latest

Installation of track device (double rail contact) including digging of trench, track crossing, laying of anti-rodent, anti-oxidant & non-flame propagating type Double Walled Corrugated (DWC) pipe as per IS- 14930 part- I or II or latest and all other accessories as per site requirement to 16 be for laying of transmitter and receiver cable. The item also includes installation of EJB / Track side Electronics including foundation & earthing as per OEM's guidelines and Technical requirement & specification with their own material. NOTE: Installation / programming / configuration / commissioning of Axle counter equipment to be carried out in accordance with latest guidelines issued by Railways/RDSO preferably by Authorized representative of OEM.

Cement concrete work for miscellaneous items in the ratio 1: 3: 6. Item includes excavation, ramming, curing and plastering with cement & sand mixture (aggregate not exceeding 3.8 cm.) (Aggregate cement & sand to be supplied by the contractor).