Seven Bridges -- Which city claims this title?

The Acosta Bridge spans the St. Johns River in Jacksonville, Florida on a fixed span. It was named for City Councilman St. Elmo W. Acosta, who convinced voters to approve a $950,000 bond issue for the original bridge. It carries SR 13 (six lanes) with the two-track JTA Skyway in the median. Prior to its replacement in 1991, the bridge, originally called St. Johns River Bridge, opened in 1921 and carried three lanes (center one reversible) on a lift bridge. Tolls were charged until 1940, earning more than $4 million for the City of Jacksonville. At some time in 1991, the original bridge was closed to allow construction of the new one to proceed.

Despite being a freeway, bicycles are permitted on the main lanes of the bridge.

The Acosta Bridge is also notable because of the blue neon lights that illuminate it at night.

The Dames Point Bridge (officially the Napoleon Bonaparte Broward Bridge) is a cable-stayed bridge over the St. Johns River in Jacksonville, Florida on State Road 9A. Construction began in 1985 and it was completed in 1989. Remarkably, no workers were killed during construction. The main span is 1300 feet, and is 175 feet high. The bridge was designed by HNTB Corporation.

Until the completion of the Sidney Lanier Bridge in Brunswick, Georgia in 2003, it was the only bridge in the United States to feature the harp (parallel) stay arrangement. The cables are arranged on multiple vertical planes, making a slight modification to the harp arrangement. Main span cables are paired to anchor into the tower in a vertical plane. Side span cables pair up to anchor in a horizontal plane. By doing this, four cables anchor in the tower at approximately the same elevation.

The Fuller Warren Bridge is a prestressed concrete girder bridge that carries I-95 across the St. Johns River in Jacksonville, Florida. The current bridge was completed in October 2002, replacing the original bascule bridge span completed in 1954. The current bridge was designed by HNTB Corporation in 1990. The entire bridge is over . long, with a main span of , and a vertical clearance of . The bridge now carries eight lanes across the span.

The original bascule bridge was tolled until 1988, when the city of Jacksonville abolished toll collections.

The Isaiah David Hart Bridge is a cantilever bridge that spans the St. Johns River in Jacksonville, Florida. It is named after Isaiah Hart, the founder of Jacksonville. The bridge has traditionally been painted green and is often referred to as "The Green Monster" by locals.Florida Times UnionJax Air News The westbound end of the bridge delivers drivers to downtown Jacksonville or Martin Luther King Expressway, while the eastbound end sends motorists to Beach Boulevard. Daily traffic is 47,000 vehicles. The stretch of highway between downtown and Beach Blvd. is known as the Commodore Point Expressway, but more commonly referred to by locals as the Hart Bridge Expressway.

The Main Street Bridge is a bridge crossing the St. Johns River in Jacksonville, Florida. It was the second bridge built across the river. It carries four lanes of traffic, and is signed as U.S. Route 1/US 90 (SR 5/SR 10). The lift bridge opened in July 1941 at a cost of $1.5 million. In 1957 it was named after Mayor John T. Alsop, Jr., but continues to be known, even on road signs, as the Main Street Bridge.

The Mathews Bridge in Jacksonville, Florida spans the St. Johns River, bringing traffic along Arlington Expressway between Arlington and Downtown. It was named after John E. Mathews, a Florida state legislator and Chief Justice of the 1955 Florida Supreme Court who helped gather funding for the bridge's construction. [http://www.unf.edu/library/sc/mathewsbio.html]