Ajmer Division-"Replacement of defective patches of 6 Quad cable and patch laying outside the Railway boundary over Ajmer Division

A-"Ajmer Division-"Replacement of defective patches of 6 Quad cable and patch

Cement concrete work for miscellaneous items in the ratio 1: 3: 6. Item includes excavation, 1 ramming, curing and plastering with cement & sand mixture (aggregate not exceeding 3.8 cm.) (Aggregate cement & sand to be supplied by the contractor)(cum is Cubic Meter). Inspection: Consignee Inspection Charges: None. Payment Terms: 100% after Execution Running

Supplying and placing of one layer of standard size of 'B' grade quality bricks of the local make spreading on cables laid. (minimum size of brick 200mm X 100mm X 70mm) Inspection: Consignee Inspection Charges: None. Payment Terms: 100% after Installation. Length wise (up to 2 cables).

Supply of Thermo shrink Universal Jointing kit for Quad Cable (for straight joints) as per RDSO spec IRS/TC-77/2012 revision 3 With latest Amd. Inspection: RDSO Inspection Charges: Borne by Railways Payment Terms: 100% after Supply

Jointing of 4 / 6 quad /Signalling cable with Heat Shrinkable straight through Jointing Kit. All the material required for the work are to be arranged by contractor himself at his own cost except Thermo 4 shrinkable Joint Kit/Rapid Joint kit. After jointing the cable through test such as insulation test, continuity cable losses etc. to be carried out jointly with Railway Engineer. If any defect or any damage is observed during jointing, the contactor has to redo the joint free of cost. Inspection: Consignee Inspection Charges: None. Payment Terms: 100% after Execution

Horizontal direction drilling/boring without damage of surface road /track using Auger Machine (HDD machine) or by Closed trench Method. The bore shall be upto 200 mm Dia & shall be done at the depth of minimum 1200 mm from the ground level. The ground level shall be considered ignoring the bank height of 5 the bank of the road. The length of the bore shall be minimum 4 Mtrs long. This includes insertion of different Dia DWC-HDPE pipe/ GI pipes coupling etc. as per direction of Engineer In charge. Note: - Pipe Supply is not covered under this item. Contactor shall provide all material required for boring and adequate nos. of labours for proper laying of cables into the bore. Cable shall be laid cautiously so that it should not get damage due to rough handling & pressure on cable. Inspection: Consignee Inspection Charges: None. Payment Terms: 100% after Execution

Excavation of cable trench as per cable route plan, 1.2 Mtr. deep and of 0.3 Mtr. to 0.6 Mtr. 6 wide at bottom as per RDSO sketch No. SDO/CABLE LAYING/003 or latest 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 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 North Western Railway and instructions of Railway Engineer at site. In case 1.2m 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 1.2m is not possible. Without the approval of JA Grade officer, no payment for trenching will be made for trench depth less than 1.2m. (cum is Cubic Meter) Inspection: Consignee Inspection Charges: None. Payment Terms: 100% after Execution

Digging of cable trench 0.3 Mtrs. Deep and 0.3 Mtrs. Wide on Asphalted Platform / Road / Hard rocky area. Refilling with earth levelling of trenches & restoring the original surface of trenches. The sharp edges will be smoothened out in bottom of the chase and will be levelled properly. In hard rocky ground area, cables will be laid normally on layer of shifted earth of 0.05 mtrs thickness previously deposited at bottom of the trench and cables will be covered with layer of sand or shifted earth of 0.1 mtr thickness. In case sharp 7 edges of rocky ground cannot be protected from shifted earth then GI/ CI /PVC /DWC/ HDPE pipes will be used, if numbers of cables are small. In case number of cables are large RCC duct will be used. In isolated cases, it can be given smooth surface by using either masonry bricks or cement concrete. A row of bricks shall then be placed length wise on the top and jointed with cement mortar and layer of concrete with cement plaster shall be provided on top of the same. Note: This item in hard rocky area will be operated only where normal depth i.e.l.2 mtr is not possible and it will be decided by site engineer/unit officer incharge of work. (cum is Cubic Meter) Inspection: Consignee Inspection Charges: None. Payment Terms: 100% after Execution Running

Laying of S&T Cables of various cores/ pairs/ quads in trenches/ GI pipes/ RCC pipes/ DWC pipes/ Trunking. This also includes laying of cables in track crossings & road crossings. Item includes provision 8 of labels of coloured plastic adhesive tapes or any other identifiable material on each cable to give the cable number at each Gantry Post/hectometer post. (Cables will be meggered 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. Inspection: Consignee Inspection Charges: None. Payment Terms: 100% after Execution

Supply of 4/2 wire combined Portable Light Weight Emergency control telephones of metal body with 6-pin plug as per IRS-TC-78/2020 Ver 1.1 or latest. Inspection: Consignee Inspection Charges: None. Payment Terms: 100% after Supply.

Supply of Transmission Measuring Set/Kit along with all accessories as per RDSO Spec. No. IRS: TC- 43/87 or latest. Inspection: Consignee Inspection Charges: None Payment Terms: 100% after Supply.

Supply of VF Transformer (1120:470/1120:1120/ 470:470/470:600/ 1200:600 Ohm) as per Specification No. IRS-TC-76/2021 Ver 1.0 or latest (Cylindrical type) or IRS/TC/22/ 2021 Ver 1.1 or latest (Rectangular type). Inspection: Consignee Inspection Charges: None. Payment Terms: 100% after Supply.

Supply of Digital Multi-meter with datalogging, Display count 50000, True RMS with 12 temperature, Analog bar graph, Digital display, Backlight, 1000V AC/DC, measure up to 10A, Frequency Range upto 60MHz, with set of leads & carrying case. Model- Fluke 287 or Stanone/SMM180 or Keysight U1252B or Superior. Inspection: Consignee Inspection Charges: None Payment Terms: 100% after Supply.

Supply of Professional AC/DC clamp meter 3 ¾ digit, true RMS measurement, For Measurement 13 of DC/AC currents up to 60A, AC/DC Voltage up to 600V, resistance up to 40 M, Current resolution 0.1mA for low current measurements, frequency up to 60 KHz and non-contact voltage measurement function with set of leads & carrying case. Model - SCM222 or equivalent/ higher make. Motwane/Stanlay/Fluke/Megger Inspection: Consignee Inspection Charges: None Payment Terms: 100% after Supply.

Supply of electronic Cable route tracer/locator with underground cable and pipe locating receiver and cable avoidance tool that provide location of armoured OFC, signalling and telecom, power cable etc. Model RD8200G or STLOC10GPS equivalent or superior. Minimum specifications- Battery life- 24 hours 14 continuous use, Backlit LCD display, IP65, multi-frequencies -12 frequencies, Variable pitch & live sound, Depth Measurement- upto 10meters depth, digital 3-digit LCD readout with ± 3% accuracy. Datalogging with export facility to .csv/excel formats. Transmitter output power- 10W with multiple power setting options, Warranty-3 years. Inspection: RITES Inspection Charges: Borne by Railway Payment Terms: 100% after Supply.

Supply of Cable Fault locator with minimum specifications as, TDR range upto 10km, zero 15 dead-zone, TDR resolution 0.1m, TDR accuracy ±0.01%., with 3 years warranty. Make: Tempo/Stanley Communication Model Sidekick Plus Kit Standard (1155-5001) or equivalent or superior. Inspection: RITES Inspection Charges: Borne by Railway Payment Terms: 100% after Supply.

Supply of Digital Cable Insulation Tester for measurement of cable insulation resistance with 16 auto range 0-500 V DC. Modal: SIT 500 equivalent or superior from any reputed make Fluke or Megger or Stanone or Superior. Inspection: Consignee Inspection Charges: None Payment Terms: 100% after Supply.

Supply of Digital Earth Resistance Tester for measurement of earth resistance with 3.5 digital LCD, 12.5 mm screen segment and Range -0.5 Ohms to 500 Ohms. Accuracy- ±2%. WACO or from any repudiated make. Inspection: Consignee Inspection Charges: None Payment Terms: 100% after Supply. Unit

B-"Ajmer Division-"Replacement of defective patches of 6 Quad cable and patch

Opening of 6 Quad joint and test the joints & cable to identify the faulty joints/cable.

Supply of ERP socket Box