The Henley Bridge, or Henley Street Bridge, is a vehicle bridge that crosses the Tennessee River in Knoxville, Tennessee, United States. Completed in 1931, the 1,793-foot (547 m) bridge is one of four vehicle bridges connecting Downtown Knoxville with South Knoxville, the other three being the Gay Street Bridge, the Buck Karnes Bridge, named for James Ernest Karnes, (Alcoa Highway), and the James C. Ford Memorial Bridge. The bridge carries U.S.