EFE opens bids for underground section of Alameda–Melipilla train, Chile September 8, 2025 | Company News, News, North America Company News, North America News EFE has received four financial bids for the construction of a 3.2-km-long underground section of the Alameda–Melipilla train. The contract will include construction of tracks, construction of a new u... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password