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.
Former state Sen. Bill Ketron of Murfreesboro, a member of the newly-formed Subterranean Transportation Infrastructure Coordinator Authority, said Monday he’s aware of a report by the Southern Environmental Law Center that the Boring Company’s tunnel from downtown Nashville to the airport could cause sinkholes, groundwater contamination and a litany of problems. He hasn’t spoken with anyone from Elon Musk’s Boring Company about the report and isn’t overly concerned yet about the potential for damage.
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…