| Sl.No. | Letter
Issued By | Dated | Subject | Letter No. | Download link |
| 11.1 | Rly.Bd. | 09.09.2022 | Preventing water-logging at Subways/RUBs. | 2017/CE-IV/RUB/88 | Click here |
| 11.2 | CPD/BW | 25.07.2022 | Provision of weep holes in mass concrete retaining walls provided at Waterway Bridges, RUBs and in cuttings of formation or elsewhere due to space constraints, needing Earth retention on one side - The reasons behind and the instructions for closure of weep holes provided at RUB location. | 352/BR/Policy/Subways. | Click here |
| 11.3 | PCE/SC | 16.03.2021 | Execution of RUB/Bridge works with BOX Pushing method - Use of Rail Clusters for safety. | W.71/BR /Bridge Policy. | Click here |
| 11.4 | Rly.Bd. | 18.02.2021 | Water logging & drainage problem in RUB/Subways. | 2017/CE-IV/RUB/88 | Click here |
| 11.5 | CE(RSW)/SC | 07.10.2020 | Drainage problems at RUBs. | W.287/RUB-Drainage | Click here |
| 11.6 | Rly.Bd. | 24.09.2019 | Drainage in LHS/RUB/Subway - Executive Summary. | 2017/CE-IV/RUB/88 | Click here |
| 11.7 | Rly.Bd. | 04.10.2017 | Important issues related to Construction of RUB/Subways including drainage. | 2017/CE-IV/RUB/88 | Click here |
| 11.8 | PCE/SC | 21.10.2016 | Typical plan of LHS with protection measures to avoid flooding of RUBs | W.352/Br/Policy/Subways | Click here |
| 11.9 | PCE/SC | 18.05.2016 | Protection measures to avoid flooding of RUBs and damage of bank during heavy rainfall. | W.352/BR/Policy/Subways. | Click here |
| 11.10 | Rly.Bd. | 01.12.2015 | Protection Arrangements for RCC Box culverts & RUB/LHS. | 2015/CE-III/BR/RDSO/Misc. | Click here |
| 11.11 | Rly.Bd. | 29.05.2015 | Construction of RUBs-
Approval of PCE/CAO, for adopting Box Pushing Technique. | 2014/CE-III/BR/Bridge Policy. | Click here |
