| ECR/S&T/Tech Circular/185 | 28.01.2009 | Tech.Circular No. 14 | Provision for Earthling for Signalling Equipments |
| ECR/S&T/Tech Circular/185 | 03.03.2009 | Tech.Circular No. 15 | Disconnection of Interlocked Signalling Gear for inspection /Maintenance/Repairing/Testing of Interloceked Interlocked Signalling Gear |
| ECR/S&T/Tech Circular/185 | 30.9.2009 | Tech.Circular No. 16 | Installation &Maintenance practice of LED lit Signals |
| ECR/S&T/Tech Circular/185 | 13.10.209 | Tech.Circular No. 17 | Reliability of Plug in Type Relays |
| ECR/S&T/Tech Circular/185 | 06.03.2009 | Tech.Circular No. 18 | Use of Screwless & Solderless Terminals for Location Boxes, Relay Room & Control cum Indication Panel Terminations in place of ARA Terminals |
| ECR/S&T/Tech Circular/185 | 01.04.2009 | Tech.Circular No.19 | Provision of Data Logger their functional requirements & Exception Report |
| ECR/S&T/Tech Circular/185 | | Tech.Circular No. 20 | Signal Interlocking Plan & Numbering System |
| ECR/S&T/Tech Circular/185 | 10.10.2009 | Tech.Circular No. 21 | Provision of RDSO approved fuses in different Signalling Cicuits |
| ECR/S&T/Tech Circular/185 | 25.03.2013 | Tech.Circular No. 22 | Pre monsoon precaution to be taken by S&T & Engg. Department in connection with efficient functioning of S&T equipments |
| ECR/S&T/SIG/Policy/200/Pt-1 | 07.09.2007 | Policy Circular No.1 | Rationlisation of No. of cable core for various Signallig Cable |
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| ECR/S&T/SIG/Policy/200/Pt-1 | 10.01.2008 | Policy Circular No. 3 | Policy regarding provision of Shunt Signal and Clearance of Loop Line Starter |
| ECR/S&T/SIG/Policy Circular | 31.03.2008 | Policy Circular No. 4 | AMR/AMRR of modern Signalling Equipments (IPS, Data Logger,EI & SSDAC/BPAC) |
| ECR/S&T/SIG/Policy Circular | 16.04.2008 | Policy Circular No.5 | Modification of minimum eligibility criteria for Works Tender |
| ECR/S&T/Tele Policy/135 | 01.04.2008 | Policy Circular No. 6 | Monsoon precaution to be taken before hand for various Telecom Equipment |
| ECR/S&T/Tele Policy/135 | 08.05.2008 | Policy Circular No.7 | AMC/AMRR of Modern Telecom Equipment |
| ECR/S&T/SIG/Policy Circular | 05.06.2008 | Policy Circular No. 8 | Policy for laying Signal & Power cable through RCC duct , Solar based Power supply for stations and LC in non RE area and Ring main arrangement at major stations & Auto section |
| ECR/S&T/SIG/Policy Circular | 13.02.13 | Policy Circular No. 9 | Procurement of Sliding Boom through Works Contract |
| ECR/S&T/SIG/Policy Circular | 12/26.08.2013 | Policy Circular No. 10 | Policy for laying of Power cable, Cables crossing from culverts & from J.B" (Main) to basement (Cable duct room) of Relay Room and Alarm for failure of track chargers using potential free contacts. |
| ECR/S& T/Sig/Policy/200 Pt.1I | 26/6/14 | | Cable protection arrangement |
| ECR/S&T/Sig/Maintenance/Pt-III | 21.08.2014 | | Checklist of IPS and Data Logger for Joint Signature
during AMC visit |
| ECR/S&T/Sig/Policy/200/Pt.III | 24.07.2014 | | Irregularities in the works of trenching, laying of
cables-System improveinent. |
ECR/S& T/Sig / Maintenance/Pt.III
| 02/7/2014 | | Safety drive for level crossing gate.
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| ECR/S&T /SIG / Maintenance/Pt-II | 03.11.2014 | | Winter precautions for Signalling System. |
| ECR/S&T/SIG/Maintenance/Pt-III | 28.01.2015 | | Summer Precaution |
| Format for Installation Check List | | | Format for Installation Check List |
| ECR/S&T/SIG/Policy/200/Pt.III | 01.04.2016 | Policy Circular No.-11 | Rationlisation of No. of cable core for various Signallig Cable |
| 2015/Sig/Air- Conditioning | 07.12.2015 | | Provisioning of Air Conditioning for Signalling Installation. |
| ECR/S&T/SIG/FAILURE/182/Pt.VII | 01.05.2015 | | Facility available in Panel for efficient operation of Signalling System |
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| ECR/S&T/SIG/POLICY/200/Pt-III/522 | 23/24.06.15 | | provision of porta cabins in ST installation |
| ECR/S&T/STY/184/Pt-II | 16.06.2015 | | Safety measures of prevention of Fire Hazard in S&T Installation |
| ECR/S&T/SIG/POLICY/200/Pt-III/1176 | 07.10.2015 | | Submission of precommissioning checklist |
| | | | Maintenance of Signalling equipments at Divisional Level |
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| | | | | Policy for type of interlocking |
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| 2015/SIG/Non Gaz./I | | | | Guide lines for Uniform for S&T maintenance employee |
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| ECR/S&T/SIG/Policy/200/Pt-IV/972 | 30.09.2019 | | To execute any alteration at Site to ensure safety |
| Technical Circular No. 01/2020 | 07.08.2020 | Technical Circular No. 01/2020 | Use of RDSO approved fuses in different Signalling Circuits |
| ECR/S&T/SIG/POLICY/200/PT-IV | 06.10.2020 | | Provision of Safety Point Alarm/ Point reversal alert based on data loggere |
| ECR/S&T/Sig/Policy/200/Pt.-IV | 06.10.2020 | | Permissible length of reliable working of Block Instruments/DACs |
| ECR/S&T/Sig/Policy/200/Pt.-IV | 21.09.20 | | Technical Specifications of Automatic media changeover |
| ECR/S&T/Sig/Tech/185/Pt. VIII/974 | 30.09.19 | | Functioning of BPAC and Associated Axle Counter. |
| ECR/S&T/Sig/Policy/200/Pt.-IV/523 | 27.06.19 | | Air Conditioning of Relay Room provided with electronic interlocking system. |
| ECR/S&T/Sig/Policy/Pt-IV/2100 | 27.02.19 | | Safety Alarm generation by dataloggers. |
| ECR/S&T/Sig/Policy/Pt-IV/245 | 08.05.2019 | | Site Protection measures during Signal Maintenance Works. |
| ECR/S&T/Sig/Policy/Pt-IV/1961 | 05.02.2019 | | Direction given by Hon'ble MR during presentation on 07.12.2018. |
| ECR/S&T/Sig/Policy/Pt-IV/1056 | 04.11.2019 | | Picking up of arival departure time at stations by datalogger. |
| ECR/S&T/Sig/Policy/Pt-IV/694 | 01.08.2019 | | Lighting & Surge protection for Signalling Equipment. |
| ECR/S&T/Sig/Policy/Pt-IV/209 | 01.05.2019 | | Deputation of Officer for SAT |
| ECR/S&T/PCDO/Corresp/192/Pt-II/225 | 01.05.2019 | | Uniform & Protective gears for maintainers & helpers of S&T Department. |
| ECR/S&T/Sig/Policy/Pt-IV/1029 | 29.05.2018 | | Damage of Signal Post Ladder & Signal Unit fallen down by open door of wagons at Mahwal Station in SPJ Division on 17.05.2018 |
| ECR/S&T/Sig/Policy/Pt-IV/1489 | 29.10.2018 | | Shifting of Cables passing through bridges. |
| ECR/S&T/Sig/Policy/Pt-IV/142 | 27.06.2018 | | Providing Point Machines for operation of Non interlocked Points |
| ECR/S&T/Sig/Policy/200/Pt-IV | 27.11.2018 | | Monthly Limit for the opening of Relay Room |
| ECR/S&T/Sig/Policy/200/Pt-IV/1472 | 23.10.2018 | | Implementation of Draft JPO for handing of stores and maintenance of records thereof by field units for system improvement. |
| ECR/S&T/Sig/Policy/200/Pt.-IV/1441 | 23.10.2018 | | Development of grievance redressal system at divisions level |
| ECR/S&T/Sig/Policy/200/Pt.-IV/1674 | 12.12.2018 | | To provide scaling and locking arrangement in Signal Unit |
| ECR/S&T/Sig/Policy/200/Pt.-IV/1151 | 12.06.2018 | | Replacement of ordinary curve switches by thick web switches. |
| ECR/S&T/Sig/Policy/200/Pt-IV | 10.05.2018 | | Minimum standards for Track, Signalling, OHE etc for construction of new lines under NGR & JV model of Indian Railways Participative policy. |
| ECR/S&T/Sig/Policy/200/Pt.-IV | 09.10.2018 | | Provision of Axle Counter on bridges along with track circuit. |
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| ECR/S&T/Sig/Policy/Pt-IV/1087 | 04.11.2019 | | Reliability Improvement measures |
