The civil works account for Bt77.385 billion of the overall project cost of Bt101.112 billion. The route is expected to be operational in 2023 or 2024. The South Purple Line is the extension of the Purple Line route from Bang Sue to Bang Yai, which commenced operation in August last year. The extension is expected to witness a high number of passengers, averaging 477,098 per day. MRTA acting governor Theeraphan Tachasirinugune said the agency was considering dividing the project into one elevated-route construction contract, and three or four tunnel-construction contracts.

Source: The Nation Bangkok July 25, 2017 12:22 UTC