| Letter No. | Date | Subject |
|---|---|---|
| 2024 | ||
| 2023/Track-I/16/2(TWS) | 27.11.24 | Maintenance Issues Related to Thick Web Switches (TPW) |
| 2008/Sig/SGF/9/Thickweb Pt. | 28.10.24 | Strengthening of Fasteners for Point Rodding Connection in Thick Web Switch (TWS) |
| 2020/Sig/G-2/RDSO | 25.06.24 | Hazard of point not corresponding to the detection received in interlocking. |
| 2022 | ||
| 2013/Sig/M/82nd SSC | 09.05.2022 | Item no. 1159 of 82nd SSC Metg 2012 regarding inclusion of few improvements in specification of Electric Point Machines and Electric Point Motor & adoption of new technology point machines. |
| 2019 | ||
| STS/E/Motor Operation of NI Points. | 07.02.2019 | Motor Operation of Non-Interlocked Points. |
| 2018/Sig/SGF/9/Thick Web/Loose | 02.04.2019 | Issues regarding installation and maintenance of Thick Web Turnouts. |
| 2018/Sig/17/35-Sig cable/1 | 23.07.2019 | Requirement of Cables Relays and point Machines during the FY 2019-20 |
| 2018 | ||
| 2010/Sig/SGF/Point Machine | 11.06.2018 | Provision of Point machine with clamp Lock at Thick web Switches. |
| 2008/Sig/SGF/9/Thick Web | 01.11.2018 | Issues regarding Thick Web Turn Outs. |
| 2017 | ||
| 2017/Sig/1/Pt.CTT | 06.02.2017 | Modifications to the Point Operation and Detection Circuits. |
| 2010/SIG/SGF/Point-Machine | 29.05.2017 | Demand and Scale plan of Point Machine, manufactured by Podanur Workshop, Southern Railway |
| 2013/Sig/Specifications | 04.12.2017 | Provision of Point Machine with Clamp Lock at Thick Web Switches. |
| 2008 | ||
| 2008/Sig/SGF/9/Thick Web | 03.01.2008 | Provision of Point Machine with Clamp Lock at Thick Web Switches. |
| 2003/CE-II/TS/2 Pt.1 | 15.02.2008 | Advance correction slip No109 to the Indian Railways Permanent Way Manual -1986 Para -202-(1.) |
| 2007 | ||
| 2007/Sig/H/2/Pt | 24.01.2007 | Increases of Speed on the Turnouts. |
| 109-SIG/153/9/PM | 31.01.2007 | Detection scheme for Electrically Operated Points. |
| 2007/Sig/H/2/Pt | 09.02.2007 | Increases of Speed on the Turnouts. |
| Track/21/07/0301/7/2/TWS | 11.06.2007 | Procurement of Thick Web Switches on Indian Railways. |
| 2006 | ||
| CT/PTX/TO Speed | 13.10.2006 | Increases of Speed on the Turnouts |
| Source : Ministry of Railways (Railway Board) CMS Team Last Reviewed on: 23-12-2024 | ||