 US 23 enters Scott County at the Tennessee state line south of Weber City immediately north of the northern end of the US 23 freeway that becomes Interstate 26 in Kingsport.At the state line, US 23 has a partial interchange with the northern end of SR-36 (Lynn Garden Drive) and SR-346 (Carters Valley Road).US 23 passes through a gap between Cloud Ridge and Long Ridge at the state line, then crosses the North Fork Holston River on the John M. Johnson Memorial Bridge.