Letter No.	Date	Subject
2023/S&T/Dev/RDSO.Corres- Part(1)	22.07.25	Designation  of RDSO as the Nodal Agency for Standardization and Optimization of Parameters for OEM- Specific braking Algorithms in Kavach System
2023/S&T/Dev/Kavach Corres	21.07.25	Process of initial survey for Kavach System Design Inputs
2023/Sig/17/Cable laying	12.07.25	Signal failure due to frequent cable cut/ damages along the track
2015/Sig/E/Non-Gaz/1/Pt.4	25.06.25	Provision of Raincoat and Overcoat to Supervisors of S&T Department.
2020/Sig/21/Safety Performance	30.05.2025	Ensuring Safety of Signalling System
2012/SIG/M/7/Gen(DAC)/Pt.	09.05.25	Installation of Glued Joint.
2020/SIG/31/Misc/24/Precautions	21.03.2025	Summer & Monsoon Precautions for Signalling System
2022/Sig/17-SigEquip/DAC	11.03.2025	Technical System Application Approval (TSAA) of Digital Axle Counter system installations before commissioning
2023/SIG/17/Cable Laying	06.03.2025	Ensuring timely Meggering of Signalling Cables
2010/SIG/WG/SP&E	28.01.2025	Earthing, Bonding, Surge & Lightning Protection System for S&T Installation.
2020/SIG/9/1/RDSO/CBRR	24.01.2025	Provision of Signals on Gantry.
2024/S&T/Dev/Maintenance Policy	17.01.2025	Streamlining of Maintenance activity for assets created under Kavach Project.
2018/SIG/7/6-RVNL/1	15.01.2025	Empowering RVNL for approval of logic & Interface circuits.
2023/SIG/A-26/1/A/ECoR	09.01.2025	Rear collision of Train no. 08504 (VSP-RGDA Passenger) with Train no. 08532 (VSK-PAS Passenger) between Kantakapalli and Alamananda of Waltair Division of East Coard Railway on 23.01.2023
2021/SIG/PRIME/1	02.01.2025	Earthing and Surge protection systems for Signalling Installations.