Rail Vikas Nigam: The company said the joint venture KRDCL-RVNL has received a Letter of Acceptance (LoA) from Southern Railway for the redevelopment of Thiruvananthapuram central railway station in engineering, procurement, and construction (EPC) mode. The project cost is Rs 438.96 crore, while RVNL's share in the project is 49 percent.