Vijayawada Division: Signal and Telecom Department: S&T works in connection with 1. Provision of MSDAC for Dual detection to existing track circuits on Road 1,4,6 (Goods loop.1) and UP (Rd.2) & DN (Rd.3) main lines at Rajahmundry station of Vijayawada division. 2. Provision of MSDAC for Dual detection to existing track circuits on Road 1,5,6,7 and Bridge Nos 4A & 4 at Vijayawada station of Vijayawada division. 3. Provision for additional Trip Inspection facilities for electric locomotives at PTS/BZA of Vijayawada Division.

Supply of Terminal Block c)Supply of modular terminal block (WAGO or similar) as per RDSO specification RDSO/SPN/189/2004 Ver.3.0 or latest consisting the following parts: a)2 15 conductor disconnect terminal block - 6 numbers b)End /intermediate plate suitable for 2 conductor disconnect terminal-1 number 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 CONSIGNEE)

Supply of PVC insulated Wire Coils e)Supply of 10 Sq.mm PVC insulated, multi-strand 21 , single core, copper conductor 140/0.3 (140 wires, diameter of conductor 0.3mm) cable as per IS:694 or latest, IRS:S 76-89 Amd.3 or latest. Cable to be supplied in 100 meter coil. (INSPECTION BY RDSO)

Supply of Track feed battery charger to work on 110V AC for charging1or 2 or 3 or 4 lead acid cell of 80AH (10Amps) used in track circuit as per RDSO Specn. No. IRS.S.89/2013 Ver 1.0 latest (INSPECTION BY RDSO)

Supply and installation of Fault analysis terminal for analysis of fault and generating 23 reports for data logger installed at stations with minimum 19 inch display terminal with i5 processor 4GB RAM, HDD 1 TB, Windows 10 Licensed or better, Make HP/DELL/SAMSUNG/LENOVA or better. (INSPECTION BY CONSIGNEE)

Electronic earth tester Model No. 4680B Meco make or higher version or similar. The 24 earth tester shall be non-contact type without requirement of auxiliary electrodes and shall have 4 digit 9999 LCD display with ground resistance range from 0.25 to 1500. (INSPECTION BY CONSIGNEE)

Supply of Copper eyelets to suit 10 sq.mm wire Dowell's or similar make. (INSPECTION BY CONSIGNEE)

Supply of LED holders with LEDs of size 5 mm with 0.5 Watt resistance. To be supplied as per requirement of site in-charge. (INSPECTION BY CONSIGNEE)

Supply of HDPE pipe of various diameter with material grade PE 100 as per specification IS Specification 4984: 1995 up to latest amendment. a) HDPE pipe of 110mm Dia. (INSPECTION BY RITES)

Supply of Cable Route Locator set consisting of receiver with active line trace frequency, passive line trace and depth measurement on active line tracing with 5 watts cable line 48 transmitter with frequency indicator, power indicator, frequency mode sheet, power 'ON' & 'OFF' indicator mode toggle induction mode. High voltage warning and suitable rechargeable cells for both transmitter and receiver with suitable charger with carrying case. Make RIDGID SeekTech SR- 20/ Stanlay ST-Loc 10 or equivalent or better as approved by Engineer In charge. (INSPECTION BY CONSIGNEE)

Supply of Track lead junction boxes fibre glass as per DRG.No.CWM-00597 of F.R.P material to and specification IRS:S 23 along with fixtures i.e., one MS angle 50mmx50mmx5mm, 0.9m long, two numbers of G.I pipes of 25 mm dia, 500 mm long along with nuts and bolts and 500 mm long (grommet bushes, 60 mm ARA terminals-2 No's) (INSPECTION BY CONSIGNEE)

Supply of Stationary low maintenance secondary lead acid cells as per RDSO specification IRS: S88-2004 or latest. This includes supply of inter cell connectors, bolts, nuts, acid level indicating floats and vent plugs a)2V, 80AH (INSPECTION BY RDSO)

Supply of HDPE pipe of various diameter with material grade PE 100 as per specification IS Specification 4984: 1995 up to latest amendment. e) HDPE pipe of 180mm Dia. (INSPECTION BY CONSIGNEE) Above/

Excavation of trench, including marking of cable alignment, clearing of jungle, roots 2 of trees, bushes, trial pits if required, refilling with excavated soil, ramming and consolidation after laying of cables complete to the finished item of work in all type of Soil including soft rocky area as per RDSO Sketch No. SDO/CABLE LAYING/003, as directed by engineer in- charge. a)Depth of 1200mm and width of 300mm

Digging of cable trench to a depth of not less than 30 cm in rocky terrain/difficult terrain Concreting the trench with 150mm thick concrete with 1 cement: 2 sand: 4 graded stone aggregate 20mm nominal size. All the material is to be arranged by contractor.

Track crossing/ Road Crossing by 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).

Breaking of metal/ tar road and refilling after laying the cables as per drawing no.SDO/CABLE LAYING/010. The surface of the road shall be concreted to match with the old surface.

Supply and laying of split DWC pipe in already dug cable trenches as per Drawing No.SK.9/11 .The unit of RMT means two split pipes of 1 Mtr each. a)120/103 mm diameter (INSPECTION BY CONSIGNEE)

Supply, transporting and installation of Concrete (RCC) Route Indicators at intervals 12 of 50 meters as per instructions of engineer in charge as per drawing no. SK 12/10.They should be of standard RCC with letters "SCR S&T cable" as per type of cable laid to drawing. In case of telecom quad cable joint locations it shall be painted with GREEN and ORANGE colour for normal indication of cable path. (INSPECTION:CONSIGNEE)

"Provision and laying cement concrete (including transportation of all the material). b).Centring and shuttering "

Supply and fixing of galvanised MS-'C' channel of size 100mmx 50mm x 1200 mm 16 with suitable clamps as per drawing No. S&T/ RE/78/2/76 and fitting of GI pipe supplied by Railways and with suitable clamps on Girder Bridges without drilling holes in the girders. GI Pipes are to be drilled with 6 holes of 1/4" dia. per Meters around the pipe in zig zag manner before laying the 6 Meters pipe. (INSPECTION BY CONSIGNEE)

Supply and laying of PVC Warning Tape colour Orange, width of 250mm (10") (Thickness: 200 microns) by printing with black letters (Indian Railway Signal / Telecom / OFC Cable on both sides of the tape). (INSPECTION BY CONSIGNEE)

Supply & fixing Hard Wood planks of 40mm thick and not less than 200 mm width with smooth surface, and painting with black enamel paint painting (Hardwood, paints, fixing bolts is to be arranged by contractor) Per

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

Alterations to painted termination/ wiring particulars of functions in the existing apparatus cases, cable termination boxes, etc., on the PVC/ nylon sleeves and painting of new 28 nomenclature on the existing signalling gadgets. This work includes carrying out alterations of particulars on the inner side of the doors of apparatus cases, re-numbering of apparatus cases and cable termination boxes (Paints and all other miscellaneous materials required for the work shall be supplied by the Contractor). a) Alteration to painting particulars (apparatus case - Full size)

Applying two coats of paint of approved colour with paint manufactured by Asian/British/ Johnson & Nicholson as instructed by Engineer In charge.

Fabrication, supply and erection of 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 quality with masonry tub constructed around at earth locations as specified 30 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. (INSPECTION:CONSIGNEE)

Earthing and soldering of cable armour. PER UNIT=PER Cable

Strengthening of foundations of signals, Full/Half location boxes up to a height of 30 32 cm, by 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

Wiring of Track circuits feed end, relay end complete with TLDs, batteries, chargers , 33 Chokes, track relays, double lead wires, providing insulation etc,. Connected with track commissioning of track circuit including provision of bracket for TLD covers and painting. Anti-tilting arrangement has to be done for chargers & batteries. All miscellaneous material required for installation shall be supplied by contractor.

Fixing relay bases on the relay frames erected in Relay Room, Wiring of all types of relays by drawing various sizes of wires/multi core cable, fixing fuses, condensers, resistances, LEDs etc and wiring duly soldering the same as per approved circuit diagram, testing point to point before soldering and after soldering, bunching and lacing as per detailed technical specification. Numbered ferrules shall be provided for each wire. Different colour codes and sizes of wire to be used as per standard practice. This also includes , provision of all PVC sleeves required to be provided. Copper 39 lugs to suit to 16/02 wire and neat bunching, lacing with Modi Nylon / Twine thread and using PVC dotted tape with buttons. This also includes solderingall the wires in the relay room with Rosin core of IS Spec.1921 @ 40<37@ Tin and 40% Led). Soldering should be done as per standard practice. This also includes inserting the clips, point to point testing as per the circuit diagram and plugging relays to Relay bases (except Inter-cables, relays other materials such as Rosin core, flux, nylon thread. PVC dotted tape should be supplied by the contractor). Point to point testing should be done in the presence of Engineer-in-charge as instructed in two stages, one before soldering and the other after soldering.

Alteration of database, faults, simulations in Data Loggers and all connected places (like HQ, FEP, STATION etc.,)

Providing and laying vitrified floor tiles in different sizes with water absorption less 41 than 0.08% and conforming to IS: 15622, of approved make, in all colours and shades , laid on 20mm thick cement mortar 1:4 (1 cement: 4 coarse sand), jointing with grey cement slurry @ 3.3 kg/ sq m including grouting the joints with white cement and matching pigments etc., complete. a) Size of Tile 500x500 mm (INSPECTION BY CONSIGNEE)

Fixing of LEDs along with Jewels, Resistors, Sleeves duly drilling holes and soldering including drawing of wires, bunching and lacing. (All materials to be supplied by the contractor). Square

Initial Charging of Secondary Cells with uninterrupted Power Supply: -d) 2 volts 300 AH

Arranging of sufficient staff by contractor and giving test to the railway in charge in the following stages as per instructions. a) Stage -1: Testing of wires drawn point to point using buzzer. (Before and after soldering.)(Per Unit=Per Sheet)

Foundation, Erection ,Testing and Commissioning of Electrically operated lifting barriers assembly, drive mechanism, motors etc. as per technical specification, with control panel, boom locking arrangements & crank handles complete with Hand generator .The work includes 48 excavation of pit and concreting foundation for pedestal-2 no's ,Excavation of pit and concreting foundation for meeting post-2 no's, Erection of Electrical Lifting barrier-1 Set, Fixing of EOLB Panel and its wiring-1 No., testing and commissioning as per detailed technical specification and instructions of site in charge. (75 % of payment will be made after foundation, erection & testing and 25% Payment after Commissioning).

"Design in AUTOCAD and submission of two draft copies of Complete Outdoor Particular such as Cable Route Plan, Cable Corage Plan, Cable Termination Rack/Power Rack Particular, Track Bonding, and Location Box Particular along with NI wiring/NI Relay Disposition chart. 50 One copy will be returned either duly approved or for resubmission for approval after incorporating the changes as required by Railways. After approval, one approved Tracing film copy & six copies (Ammonia Print or print as approved by Railway) of above drawings along with six copies of SIP and SWRD in Plastic Covers. All above drawing to be scanned including SIP & SWRD, bound in 6 different booklet with Rexin Cover (Each booklet shall have minimum 10 spare plastic transparent sheet) and a soft copy to be submitted in a Pen Drive for following categories of Stations: (c) For a Four-Line Station (Up to 60 Location Boxes)"

"Fabrication and Supply of Different Boards (b) Preparation of Track Bonding Diagram on non-transparent acrylic sheet of thickness 4mm with aluminium beading and hanging support with screen printing, lettering and bonding diagram.(Per Unit=Per Yard/Per Station) "

Supply of commercial grade operator VDU of size 55" Full HD, with backlit LED, with HDMI/DVI port, Inbuilt Speaker, required HDMI/DVI cables for connectivity and other miscellaneous item required for installation (INSPECTION BY CONSIGNEE)

Supply of fan less embedded industrial grade computers (Similar to Moxa V2406A or 55 better ) with all accessories such as key board, mouse, antivirus etc. of industrial grade as per approved Specification as recommended by RDSO (TAN No. STS /TAN /3007 Version 1.0 or latest) (INSPECTION BY CONSIGNEE)

Supply and Installation of HP/OEM approved document Scanner/Printer/Fax A3/Legal size Resolution in dpi 300, speed in PPM 20, ADF capacity 50, Flat Bed Size NA, Document size Legal or latest or similar. (INSPECTION BY CONSIGNEE)

Provision of Lookout person round the clock in 12 Hours shift beat from Up Home Signal to Down Home signals to avoid theft of signalling assets PER UNIT = MAN DAY

Installation, testing and commissioning of Distilled water plant/Demineralised plant.

Supply and installation of offline UPS 1000VA, 30 min backup as per instructions of engineer in charge. (INSPECTION BY CONSIGNEE)

Cable laying and meggering. a)laying different type of cables in the trench. Termination covered elsewhere.

Supply & Laying of G.I Pipes with medium and threaded collar & coupler, quality to specification IS.1239 (part-I) 1990 and galvanised to specification IS.4736-1986. b) G.I Pipes of 100mm diameter (INSPECTION:CONSIGNEE)

"Releasing of the 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 depot as per the inventory made. c) Releasing of existing apparatus cases (Full/ Half/ Quarter 68 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, the resultant pits are to be closed and consolidated by ramming and levelling. The released materials shall be accounted and stacked at a place as instructed by Railway representative at site."

Laying of HDPE duct 40/33 mm dia in the trenches and in protective works already provided.

Blowing of armoured optic fibre cable (OFC Cable supplied by Railways) into the duct supplied vide other NS item of supply portion by using blowing machine and associated works. 10% 70 of OFC length to be blown extra on both ends of Duct i.e. total 20% of Duct length. Before blowing the duct integrity shall be tested. If any defect is found during duct integrity test, the entire length of HDPE duct from one chamber to another chamber is to be replaced by the contractor at his own cost. Payment will be made as per the length of Duct from which OFC is Blown.

Excavation of jointing pit and provision of RCC/FRP joint / Loop chambers of 90 Cms. Inner dia 60 Cms depth and 3mm thickness with two pieces of top cover with hooks each and bottom 71 cover with hole for drainage and cable entry as per Drg. No. RAILTEL/SR/OFC/ 2009/12 and as directed by Engineer to be provided at every joint location and at every Kilometre loop etc., The chamber shall be filled with sand mixed with anti-stermic power, back filling and ramming of trench after HDPE duct laying, splicing and commissioning.

Supply and Installation of OFC joint enclosure and splicing of Optic fibre cable (24 fibres) and testing as per technical specification No. GR OJC-2/02 Sept 2003. Supply of Splice 72 Enclosure (24 fibre) shall be of TVS make Part No.1500-L18X-XX or similar as per Board specification of TEC.& as per RDSO/SPN/TC/68/2014 Revision 1.0 amd 1 or latest . All materials including Fusion splicing machine used for fibre splicing and, OTDR for testing and other testing materials if any shall be arranged by the contractor. (INSPECTION:CONSIGNEE)

Supply and installation of rack mounted 24 fibre Distribution Management System 73 (FDMS) of size 1U, of Reputed/Branded company make as per specification RDSO/SPN/TC/37/2020 Revision 4.0 with latest amendments. The FDMS shall include 24 SC-PC/Required adaptors having insertion loss less than or equal to 0.1dB and 24 numbers 900 micron 1.5m SC-PC/Required pigtails. (INSPECTION:CONSIGNEE)

Supply and fixing of different sizes of PVC casing /Pipes as required by Railway at site by fixing /clamping to the wall for indoor wiring purposes. All the material required for fixing PVC casing/Pipes are to be supplied by contractor. (INSPECTION:CONSIGNEE)

Digging of cable pit for the required depth and width to locate the cable at a specific location shown by the Railway Engineer at site to attend the cable fault and refilling the same after attending the cable fault by the department.

Supply and installation of ONVIF 4MP IR bullet camera with Veri focal Lenses of similar to Model No. DH-IPC- HFW2231 RP-ZS-IRE6 and compatible to work with Dahua/Hiki vision/CP Plus/ Honeywell make NVR with required licensed video management software. STQC Certified, Inspection by RDSO

Supply and installation of ONVIF 16 Channel NVR similar to Model No. 4416-4KS2 series along with required licensed video management software compatible to work with Dahua/Hiki vision/CP Plus/ Honeywell make 4 MP Bullet cameras.(Inspection by Consignee) Above/