ADSTE/PGT section: Reliability improvement of Signal and Telecom assets by replacement of defective cables, protection of cables and other works, painting of S&T gears at various locations of ADSTE/PGT section

Supply of RCC cable markers (Supply of RCC cable markers a s p e r drawing No.CSTE/CN/OFC/1. The lettering o n the cable marker shall be "SIG" / "TELE" / "OFC" as p e r the instructions of Railway representative at site.) as per drawing enclosed

Excavation of cable trench in all kinds of soil except hard rocky areas including clearing of roots of trees, rocks, bushes etc. to a depth of 1.0 Mtrs and to a width of 0.3 Mtrs. (Laying of cables is not included in this schedule)

Excavation of trench to a depth of 1 Mtr. for track crossing of cables, refilling of trench by ramming and consolidating it as per the instructions of Railway representative at site after 3 laying of DWC/RCC pipes. During excavation of trench, it has to be ensured that the excavated soil does not mix with the ballast available. The depth of 1m trench shall be from the bottom of sleepers for track crossings. Laying o f cables a n d DWC pipes is not included in this schedule. (Supply of DWC/RCC pipes with couplers/collars is not included in this schedule).

Excavation of trench to a depth of 1 Mtr. for road crossing of cables, laying of DWC/ 4 RCC pipes with collar/ coupling, refilling of trench by ramming and consolidating it and resurfacing it to the original position. Laying of cables is not included in this schedule. (Supply of DWC/RCC pipes with couplers/collars is not included in this schedule).

Provision of GI pipes (50/100mm dia) for cable laying with offset at both ends and 5 with couplings over RCC bridges, drainage, culverts, and girder bridges. For RCC bridges, drainage, and culverts, the pipes shall be mounted on concrete masonry supports of size 300mm x 300mm x 300mm at an interval of 2 meters. For girder bridges, the pipes shall be fixed on suitable MS clamps at an interval of 2 meters. The ends of the pipes shall be closed with brick masonry abutments to ensure that no cable is exposed. The work shall be carried out as per the instructions of the Railway representative at the site.(Supply of GI pipes with couplings and laying of cables is not included in this schedule).Stone jelly (20/25mm size), bricks, sand, cement, MS angles, flats, bolts, nuts for manufacturing and fixing clamps, bricks, M sand, cement, and other miscellaneous materials for the work shall be supplied by the contractor.

Laying o f signaling/power/ telecommunication cables a s p e r cable plan in cable trenches, masonry ducts, RCC Pipes, DWC pipes, GI Pipes etc.(Supply of cables is not included in this schedule).

"Refilling of cable trench 1m depth by 0.3m width throughout, with earth after laying of cables, and consolidating the trench by ramming and levelling."

"Digging of pit to a depth of 800mm of size 300mmX300mm, casting o f concrete 8 foundation o f s i z e 300mmX300mmX300mm and Placing of RCC cable markers on top of the foundation and refilling the pit and consolidating it by ramming. The cable markers shall be provided at an interval of 20 Mtrs. within station limits and 50 Mtrs. outside station limits throughout the cable route, diversions and also at every track/road crossing."

Supply of Block Filter Unit used in conjunction with block instrument in 25KV, 50Hz AC traction area as per specification No IRS:S-68/89 including latest amendment

Supply o f Double walled corrugated pipe - 103.5mm inner dia & 120mm outer dia conforming to specification No. IS 14930(Part 2): 2001 with one coupler for every 6m of pipe as per Technical specification

Supply of GI pipes - 100mm dia-4.5mm thick as per Technical specification

Supply and laying o f P V C Warning Tape colour Orange, width o f 250mm (10") by printing with black letters 'Indian RailwaySignal/Telecom/OFC Cable' on both sides

"Removal of existing CLS units, fixing of new CLS units with LED aspects/ lamps, 13 holders etc., up to four aspects, directly or using off set brackets duly drilling holes on the signal poles, provision of EWS locks wherever necessary, termination o f tail cables and wiring using wire PVC3/0.75mm copper and painting of aspect. The new tail cables shall be taken through the signal poles and the unwanted cables duly released"

Painting of existing boards like LEGEND boards, warning boards, STOP boards etc., as 14 per standard practice and as per the instructions of Railway representative at site.(Supply of boards is not included in this schedule).[Paint and all other miscellaneous materials required for the work shall be supplied by the Contractor].

Excavation of pit, casting concrete foundation and erection of apparatus case full size as per Drg. No.SG/CN/02/6 and fixing of 2 Nos. of 'E' type locks, one for the front door and another for 15 the back door, fixing o f one hard wood shelf plank 37mm thick and painting the apparatus case inside and outside with one coat of red-oxide and two coats of aluminium paints.(Supply of apparatus case is not included in this schedule).[Foundation bolts & nuts, 'E' type locks, cement, M sand, stone jelly o f size 20/25 mm, hardwood plank of 37mm thick, paints, varnish, fixing bolts & nuts and all other miscellaneous materials required for thework shall be supplied by the Contractor.]

"Excavation of pit, casting concrete foundation and erection o f apparatus case half size as per Drg, No.SG/CN/02/7, fixing one 'E' type lock for the front door and latching arrangement for the back door, and fixing of one hardwood shelf plank 37mm thick and painting the apparatus 16 case inside and outside with one coat of red-oxide and two coats of aluminium paints.(Supply of apparatus case is not included in this schedule).[Foundation bolts and nuts, cement, 'E' type locks, M sand, stone jelly of size 20/25mm,37mm hard wood planks, latching ""arrangements, paints, varnish, fixing bolts & nuts a n d a l l other miscellaneous materials required f o r t h e work shall be supplied by the Contractor]"""

Termination o f n e w main/tail cables o n the existing terminals/ fuse blocks in apparatus cases/ battery boxes/ CT boxes/ cable termination racks as per approved circuit diagram. The terminal particulars a r e to be repainted /corrected o n t h e doors of apparatus cases/ battery 17 boxes/ cable termination boxes and FTOT index board as instructed by Railway representative at site. This work includes closing the opening created for entry of new cables i n the apparatus cases with masonry brick work and sealing the bottom of the apparatus cases/ cable termination racks with cable compound.[Paints, wire PVC 3/0.75mm and 16/0.2mm copper, sealing compound, bricks, cement, M sand and all other required miscellaneous materials shall be supplied by the contractor]. (Per Unit = Per Terminal block)

Termination of main, tail, Signaling and power cables and internal wiring on terminal/ fuse blocks i n new apparatus cases, cable termination boxes and i n gate Lodges excluding cable termination rack at relay room. The work includes fixing of all new cables by teakwood clamp on teakwood base plank, fixing of Phynolic synthetic industrial fibre base fine weave cotton fibre board 6mm thick for terminal board to suit each apparatus case, varnishing all teakwood items, fixing of 18 terminals/ fuse blocks o n t h e terminal board, drilling of necessary holes, termination o f cables, wiring, identification o f cables using aluminium tags with letters punched neatly, as per approved circuit diagram and cable plan, painting o f particulars o n sleeves andalso o n the inner side o f the doors of apparatus cases. After terminations are "over, t h e s i d e openings o f apparatus case foundation shall be closed with brick work, cement plastered, the inter-space filled with M sand up to base level and the bottom surface shall be sealed with sealing compound.(Supply of PBT terminals and Fuse blocks is not covered i n this schedule)." a)Termination o n 25/60mm PBT terminals (new location)(Phynolic sheet)(Per Unit = Per Terminal block)

Termination of main, tail, Signaling and power cables and internal wiring on terminal/ fuse blocks i n new apparatus cases, cable termination boxes and i n gate Lodges excluding cable termination rack at relay room. The work includes fixing of all new cables by teakwood clamp on teakwood base plank, fixing of Phynolic synthetic industrial fibre base fine weave cotton fibre board 6mm thick for terminal board to suit each apparatus case, varnishing all teakwood items, fixing of 19 terminals/ fuse blocks o n t h e terminal board, drilling of necessary holes, termination o f cables, wiring, identification o f cables using aluminium tags with letters punched neatly, as per approved circuit diagram and cable plan, painting o f particulars o n sleeves andalso o n the inner side o f the doors of apparatus cases. After terminations are "over, t h e s i d e openings o f apparatus case foundation shall be closed with brick work, cement plastered, the inter-space filled with M sand up to base level and the bottom surface shall be sealed with sealing compound.(Supply of PBT terminals and Fuse blocks is not covered in this schedule)." b)Termination o n PBT fuse block (new location) (Phynolic sheet)(Per Unit = Per Fuse block)

Termination o f main, tail, Signaling and power cables and internal wiring b y fixing additional terminals/ f u s e blocks o n the existing terminal boards of apparatus cases, cable termination boxes etc. The work includes fixing of all new cables by teakwood clamp o n teakwood base plank, varnishing all teakwood items, fixing of terminals/ fuse blocks, on the existing terminal 20 boards, drilling o f necessary holes, termination of cables, wiring, identification o f cables using aluminium tags with letters punched neatly, as per approved circuit diagram and cable plan, painting o f particulars o n sleeves and also o n t h e inner s i d e o f t h e d o o r s of apparatus cases. After terminations are over, the side openings o f apparatus case foundation shall b e closed with brick work, cement plastered, the inter-space filled with M sand up to base level and the bottom surface shall be sealed with sealing compound. a)Termination of cables on 25/60mm PBT terminals (existing location)(Per Unit = Per Terminal block)

Termination o f main, tail, Signaling and power cables and internal wiring b y fixing additional terminals/ f u s e blocks o n the existing terminal boards of apparatus cases, cable termination boxes etc. The work includes fixing of all new cables by teakwood clamp o n teakwood base plank, varnishing all teakwood items, fixing of terminals/ fuse blocks, on the existing terminal 21 boards, drilling o f necessary holes, termination of cables, wiring, identification o f cables using aluminium tags with letters punched neatly, as per approved circuit diagram and cable plan, painting o f particulars o n sleeves and also o n t h e inner s i d e o f t h e d o o r s of apparatus cases. After terminations are over, the side openings o f apparatus case foundation shall b e closed with brick work, cement plastered, the inter-space filled with M sand up to base level and the bottom surface shall be sealed with sealing compound. b)Termination of cables on PBT fuse block (existing location) (Per Unit = Per Fuse block)

Painting of existing apparatus case (Inside and Outside) - Full size

"Painting of existing apparatus case (Outside) - Full size"

Painting of existing apparatus case (Inside and Outside) - Half size

"Painting of existing apparatus case (Outside) - Half size"

Casting concrete foundation and erection and painting of boards with 'LEGEND' such as "Draw close if signal is at on" at the required places as per the Signalling plan. The work involves 26 concreting of rail post to a size of 600mm x 600mm x 900mm and fixing the board to the rail using MS clamps, bolts and nuts. (Supply of boards is not covered in this schedule. Rails of different lengths will be supplied by Railways and the Contractor has to cut them to the required lengths) [Stone jelly of size 20/25mm dia, M sand, cement, M.S.flats, fixing bolts and nuts, paint and all other miscellaneous materials required for the work shall be supplied by the Contractor].

Painting, erection a n d concreting o f Goods warning boards on rails as per the Signalling plan. The work includes manufacturing of clamps and fixing the board to the rails, supply 27 and fixing of scotch lite reflectors and concreting the rail post to a size of 600mm x 600mmx900mm. (Supply of goods warning boards are not covered in this schedule. Rails of different lengths will be supplied by Railways and the Contractor has to cut them to the required lengths).[Stone jelly of size 20/25mm dia, M sand, cement, M.S.flats, scotch lite strips (14 Nos) for each board, fixing bolts and nuts, paint and all other miscellaneous materials shall be supplied by the Contractor].

Laying of DWC/Split DWC Pipes for Track Crossing/Road Cutting/Trenches

Protection adjustments a n d re-instating of S&T gears by deputation of 29 Helpers/Unskilled Labour for executing additional S&T portion o f the works. The work can involve fixing, releasing, dismantling, replacement,excavation, clearing of vegetation, loading and unloadingof material and assisting skilled persons etc as per instruction of Railway representative.

Protection, adjustm e nt a n d reinstating of S&T g e a r s b y deputatio n of Fitter/Wireman/Painter/Welder/ Mason/Cable Jointer (Skilled Labour or Technician ) etc., for executing 30 additional S&T portion of works. The work can involve fixing, releasing, dismantling, replacement, painting or alteration of various signallilng assets or parts, termination of cables, minor patch work on damages at location box, Plastering, Concreting brick work, wiring alterations, cable jointing etc as per instruction of Railway representatives at size.

Transportation o f Signalling materials by road a s p e r t h e instructions o f Railway representative a t s i t e . T h e w o r k also includes l o a d i n g a n d unloading o f the materials a)Transportation of Signalling materials upto 100kms

Transportation of Signalling materials more than 100km

Engaging mechanical excavators like JCB or other machineries for regarding and levelling the formation, dismantling any infringing structures, clearing and removing debris etc., with all leads and lifts etc., complete and as per the instruction of Railway representative at site.