Tennessee subterranean authority member won’t take first Boring Company tunnel ride
A member of the Tennessee board overseeing construction of a Nashville tunnel isn't worried yet about the potential for sinkholes detailed in a new study, but even he is leery it could be flooded by the Cumberland River. Ketron said he toured the section of the tunnel that's been completed and was told the limestone under Nashville is extremely hard. The company told him concrete for the underground structure is prefabricated in Nevada. Asked whether he feels the concrete barriers will be able to prevent flooding in the tunnel from the Cumberland River, Ketron quipped, "They say that they will, but I don't think I want to be one of the first ones riding through it." A 9.5-mile tunnel that will ferry passengers in all-electric Tesla vehicles is supposed to be 13 feet in diameter and dug 30 to 60 feet underground to provide transportation between downtown Nashville near the state Capitol…
