Hart_Bridge
Hart Bridge
Bridge in Jacksonville, Florida, US
The Isaiah David Hart Bridge is a truss bridge that spans the St. Johns River in Jacksonville, Florida. It carries U.S. Route 1 Alternate (US 1 Alt.) and State Road 228 (SR 228). It is named after Isaiah Hart, the founder of Jacksonville and is often referred to as the Hart Bridge. It was designed by Sverdrup & Parcel.[1] The Hart Bridge is one of the longest truss bridges in the world, and has the world's third longest main span of any truss bridge.