Reliability Improvement of Signal and Telecom Gears through Implementing of Point Hazard Circuits at Adilabad Station in Nanded Division

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).

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).

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

Location box foundation and erection."Excavation of pit, casting concrete 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 10 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)." Per

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

Supply, painting and fixing of gland plate for Location box as per site requirement.Full Location Box

Fabrication, supply a n d erection o f 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 14 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.

Earthing and soldering of cable armour.number=per cable

Provision MS flat connection from Earth pit to LBs/Signals including supply and laying of MS 16 Flat of size 40X6mm 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.

Design o f Cable Distribution Pla n i n AUTOCAD & submission of Three paper copies for 19 approval as per the practice of SCR. After approval, AUTOCAD copies to be submitted in USB pen drive along with approved copy in Tracing film and six copies of final approved drawing in plastic cover (Ammonia Print or print as approved by Railway) in properly bound booklet along with its scanned copy.For a Five-Line Station

Supply & Laying o f G . I Pipes w i t h medium a n d threaded collar & coupler, quality to specification IS.1239 (part-I) 1990 and galvanised to specification IS.4736-1986.G.I Pipes of 100mm diameter.Inspection by RITES

Shifting o f existing working functions like signals/Shunt/ Calling on/Points/Track circuits etc. 22 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.Inspection by Consignee.number =per cable

Releasing o f t h e 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 Stores 24 depot as per the inventory made."Releasing of existing apparatus cases (Full/ Half/ Quarter size) without damage after releasing the shelf planks, Terminal blocks, Fuse Blocks, Terminal Boards, Relays of all types EKTs, Secondary Cells, power equipments, 'E' type locks, etc., and breaking the concrete foundation. After releasing, t h e resultant pits a r e t o b e closed and consolidated b y ramming a n d levelling. T h e released materials shall be accounted and stacked at a place as instructed by Railway representative at site."

Supply of GI termination box (10 SWG) for point machine of size 45 cmx23 cmx12 cm with 25 double coat of enamel paint (outside: Black & inside: white) along with 2nos of MS angle of size 50x50x6mm of length 1000mm each, 2 numbers of 40mm GI pipe of length 450 mm & 150 mm with nuts/washers and teak wood plank of size 40 mmx25 mm for fixing of terminals.

"Fixing of Tie Bar Fencing panels supplied by Railways duly transporting to the site (Goomties!Mid section Locations) from Centralised location. Cutting, drilling, jointing with nut and bolts 27 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.number=per metre

"Strengthening of foundations of signals, Full/Half location boxes up to a height of 30 cm, by 28 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." Unit Above/

Supply of Terminal Block:6 way Poly butylene 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.Inspection by RDSO

"Supply of modular terminal block (WAGO or similar) as per RDSO specification 09 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 Numbers 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) Inspection by RDSO

Item Breakup - B-Labour Portion (SOR Items)

Item Breakup - A -Supply Portion (SOR Items)