ESTIMATEDDate confidence: ESTIMATEDA target, not a fixed dateHow firmly the source words the date: confirmed, scheduled, estimated, delayed or unverified.Show all ESTIMATED pins50% CONFIDENCEOverall confidence: 50%How well the pin's source and references back up its dates.Weighted average of how firmly 1 reference, the source included, supports the pin's start and end times; a reference counts half as much for every 180 days older than the newestShow all pins from 50% to 74% confidence
The Korea Herald's[1] report on the 7 March 2024 groundbreaking gives a target opening year of "2030", so the pin sits at the end of that year.The 82 km GTX-B runs from Incheon National University Station in Songdo through Yeouido, Yongsan, Seoul Station and Cheongnyangni to Maseok in Namyangju, serving 14 stations and cutting the Songdo to central Seoul trip to about 30 minutes. Construction began on 7 March 2024.
≈$5.1B
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