S&T Works in connection with the Elimination of LC Nos. 102, 103 and 104 between SBHR-KBPR station by Construction of Low Cost ROBs.

A-SWR-SOR 2025 Items - (For LC 102, 103 & 104)

Supply & Provision of Mid-Section/Derivation OFC Joint enclosure including Splicing (24 Fibre) inside already prepared jointing pit. This does not include provision of Joint chamber, top plate & back filling. The joint Enclosure shall be as recommended in the technical specification Above/

Provision of GI pipes (50/100/150mm dia) for cable laying with offset at both ends 02 and with couplings over RCC Bridges/ Drainage/ Culverts with concrete masonry supports of size 300mm x 300 mm x 300 mm at an interval of 2m. The ends of the pipes shall be closed with brick masonry abutments work so that no cable is exposed, the work shall be carried out as per the instructions of Railway representative at site. (Supply of GI pipes with couplings and laying of cables is not included in this item). [Stone jelly of size 20/25mm, bricks, sand, cement and all other miscellaneous materials required for the work shall be supplied by the Contractor]. Above/

Supply of GI pipes - 50mm dia -3.65mm thick as per latest specification Above/

Supply of Double walled corrugated pipe - 103.5mm inner dia& 120mm outer dia 04 conforming to specification No. IS 14930 (Part 2): 2001 with one coupler for every 6m of pipe as specified in the Tender document. Above/

Supply of Permanently Lubricated High Density Polyethylene Duct (PLB-HDPE), 40/33 mm Dia, along with End Cap, End Plug, Cable Sealing Plug and Couplers, as per RDSO/SPN/TC/45/2013 Rev.2 with Amd 3.0 or latest Above/

Laying of PLB HDPE Duct, 40/33 mm Dia, in the trenches and in the protective works already provided including in HDD portion and supply pulling of Nylone rope through it at different places as per direction of engineer incharge or site engineer Above/

Blowing of OFC Cable in already laid PLB HDPE Duct, 40/33mm Dia, by using Blowing machine, providing the sufficient loops in loop/joint chambers and other associated works. Above/

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 item). Above/

Laying of Signaling/Power/Telecommunication cables as per cable plan in cable trenches, masonry ducts, RCC Pipes, DWC pipes, GI Pipes etc. (Supply of cables is not included in this item). Above/

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. Above/

Supply of RCC Cable Markers as per DRG.No.SG/SWR/067 or latest guidelines. The lettering on the Cable marker shall be "SIG" / "TELE" / "OFC" as per the instructions of Railway representative at site. Above/

Digging of pit to a depth of 800mm of size 300mmX300mm, casting of Concrete foundation of size 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. Above/

Concreting of cable laid in the trench or GI pipe/DWC/HDPE pipe in which cable is already laid to a size of 300*300mm with 1:3:6 mortar. (All the matetrials required for the work should be supplied by the contractor) Above/

Supply of Joint kit for Quad cable conforming to RDSO specification No.IRS-TC 77/2012 Rev 3.0 or latest for quad cable. Above/

Provision of normal joint of Heat Shrinkable type complete for 6 quad cables. After the jointing the through cable has to be tested for insulation resistance and loop resistance in presents of Railway Engineer and in case of any defects the jointing has to be done at free of cost by the contractor. [Heat Shrinkable jointing kit conforming to RDSO specification No.IRS-TC 77/2012 Rev 3.0 covered in the supply portion has to be used for this purpose.] The Contractor should supply all other small items free of cost which are required for making a joint. Only gas blower to be used for blowing Above/

Excavation of jointing pit without damaging the fiber and provision of joint chamber 16 of 1.2 mtr dia, 60 Cm height and 50 mm thickness with two-piece top cover and bottom cover. with holes for drainage and cable entry (The reinforcement drawing enclosed). This includes backfilling and ramming of the trench after placing the joint closure and cable loop in the chamber without causing any damage to the same and consolidation of soil as well as disposal of soil as per plan and as advised by RailTel Representative. Above/

Supply of STP CAT 6 cable as per latest specification. Above/

Supply of 24 Fiber Armoured Optic fiber cable as per RDSO specification IRS: TC 55- 2006 Rev. 1 Amdt 3.0 or latest Above/

Supply of 6 Quad 0.9 mm conductor underground jelly filled Quad cable as per RDSO specification No.IRS:TC 30-05 Ver-1.0 Amdt 5.0 or latest. Above/

Supply of 2T V.F Transformers of 470:1120 ohms or 470:600 ohms or 470:470 ohms as per RDSO spec No. IRS-TC-76-2021 or latest. Above/

Supply of Digital Megger with range selection of 500V, 1000V along with accessories as per specification. Above/

Transportation of Signalling materials by road as per the instructions of Railway representative at site. The work also includes loading and unloading of the materials. Transportation up to 100 Kms. (Qnty Unit is - "Per Ton-KM")

B-Non-SOR Items (For LC 102, 103 & 104)

Supply of Pole Umbrella (Center Pole umbrella) suitable for outdoor use to protect cable jointing/splicing locations from rain, sunlight, and dust

Testing of Quad Cable to find the location of LOW insulation/break fault including temporary jointing the cable for testing.

C-RCIL SOR Items - (For LC 102, 103 & 104)

Casting of circular FRP chamber, bottom plate and top covers(1:2:4 concrete mix) with reinforcement, two hooks in each half cover, provision of duct holes as shown in the drawing. Excavation of circular pit to a depth of 1300 mm, dia of 1500 mm, positioning of bottom plates, chamber and top covers .(two halves). Chamber to be filled with river sand to the brim of the chamber after cable blowing and splicing, top covers placed, refilled with excavated soil and rammed etc., complete to the finished item of work as directed by the RailTel Engineer-in-Charge.

Providing dry sand in FRP/RCC joint chambers up to 400mm height