The Jacksonville Expressway Authority was an independent entity established by the Florida Legislature in 1955. They owned and maintained roads and bridges in Duval County, including several toll bridge

Toll bridge

A toll bridge is a bridge over which traffic may pass upon payment of a toll, or fee.- History :The practice of collecting tolls on bridges probably harks back to the days of ferry crossings where people paid a fee to be ferried across stretches of water. As boats became impractical to carry large...

s, mostly across the St. Johns River

St. Johns River

The St. Johns River is the longest river in the U.S. state of Florida and its most significant for commercial and recreational use. At long, it winds through or borders twelve counties, three of which are the state's largest. The drop in elevation from the headwaters to the mouth is less than ;...

. In 1971 the Authority merged with City Coach Company and several smaller private bus

Bus

A bus is a road vehicle designed to carry passengers. Buses can have a capacity as high as 300 passengers. The most common type of bus is the single-decker bus, with larger loads carried by double-decker buses and articulated buses, and smaller loads carried by midibuses and minibuses; coaches are...

 companies to form the Jacksonville Transportation Authority

Jacksonville Transportation Authority

The Jacksonville Transportation Authority is the independent agency responsible for public transit in the city of Jacksonville, Florida, and roadway infrastructure that connects northeast Florida. However, they do not maintain any roadways.-History:...

. Tolls were removed in 1988, and the Florida Department of Transportation

Florida Department of Transportation

The Florida Department of Transportation is a decentralized agency charged with the establishment, maintenance, and regulation of public transportation in the state of Florida. The department was formed in 1969. It absorbed the powers of the Florida State Road Department...

 now maintains the bridges and freeways.

The following were built by the Expressway Authority or Transportation Authority:

• Union Street Expressway and Mathews Bridge
  Mathews Bridge
  The Mathews Bridge is a truss bridge in Jacksonville, Florida, which spans the St. Johns River. Constructed in 1953, the bridge brings traffic along the Arlington Expressway between downtown Jacksonville and the Arlington neighborhood. It was named after John E...
  
  , 1952-1953
• Interstate 95 from exit 348 to exit 358, including the Fuller Warren Bridge and Trout River Bridge
  Trout River Bridge
  The Trout River Bridge is a six lane segmental bridge carrying Interstate 95 across Trout River, north of downtown Jacksonville, Florida. It is the third crossing of I-95 south of Georgia. A Trout River Bridge Replacement project commenced in 2005 which replaced the original bridge with a six lane...
  
  , 1954-1960
• Interstate 10 from ? to I-95, 1957-1960
• Roosevelt Expressway, 1960
• Arlington Expressway, 1961
• Haines Street Expressway and 20th Street Expressway, 1961-1962
• Southside Boulevard, 1962-63
• Hart Bridge
  Hart Bridge
  The Isaiah David Hart Bridge is a truss bridge that spans the St. Johns River in Jacksonville, Florida. It is named after Isaiah Hart, the founder of Jacksonville. It was designed by Sverdrup & Parcel.-Details:...
  
  , Hart Bridge Expressway and Emerson Expressway, 1967
• J. Turner Butler Boulevard, 1972-1979
• JTA Skyway, 1984-1989; phases II & III were completed in 2000
• Dames Point Bridge
  Dames Point Bridge
  The Dames Point 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. The main span is 1300 feet, and is 175 feet high...
  
  , 1985-1989 aka Napoleon Bonaparte Broward Bridge

Tolls were charged on the Mathews Bridge

Mathews Bridge

The Mathews Bridge is a truss bridge in Jacksonville, Florida, which spans the St. Johns River. Constructed in 1953, the bridge brings traffic along the Arlington Expressway between downtown Jacksonville and the Arlington neighborhood. It was named after John E...

, Fuller Warren Bridge, Trout River Bridge

Trout River Bridge

The Trout River Bridge is a six lane segmental bridge carrying Interstate 95 across Trout River, north of downtown Jacksonville, Florida. It is the third crossing of I-95 south of Georgia. A Trout River Bridge Replacement project commenced in 2005 which replaced the original bridge with a six lane...

 and Hart Bridge

Hart Bridge

The Isaiah David Hart Bridge is a truss bridge that spans the St. Johns River in Jacksonville, Florida. It is named after Isaiah Hart, the founder of Jacksonville. It was designed by Sverdrup & Parcel.-Details:...

, and on J. Turner Butler Boulevard.

Exit number

Exit number

An exit number is a number assigned to a road junction, usually an exit from a freeway. It is usually marked on the same sign as the destinations of the exit, as well as a sign in the gore....

s were also assigned to some of the major interchange

Interchange (road)

In the field of road transport, an interchange is a road junction that typically uses grade separation, and one or more ramps, to permit traffic on at least one highway to pass through the junction without directly crossing any other traffic stream. It differs from a standard intersection, at which...

s. These were eliminated when Florida adopted a statewide system of exit numbers.

1. I-95 at State Road 105
   State Road 105 (Florida)
   State Road 105 is an east–west route in northeastern Jacksonville, Florida. It runs from an intersection with I-95 just north of downtown eastward along the north bank of the St. Johns River to an intersection with SR A1A, at the Mayport Ferry.SR 105 is the only access road to Jacksonville...
   
    (Heckscher Drive) (exits 358A-B - old exits 124A-B)
2. I-95 at State Road 115
   State Road 115 (Florida)
   -History:SR 115 was built in separately named segments by the Jacksonville Expressway Authority. The land for the southern section, south of Beach Boulevard, was donated by Jacksonville's Skinner family. Three siblings, Bryant, Dottie and Richard, Jr. inherited thousands of acres in southeast Duval...
   
    (Lem Turner Road) (exits 356A-B - old exits 122A-B)
3. I-95 at U.S. Highway 1 (20th Street Expressway) (exits 354A-B - old exits 120A-B)
4. I-95 at U.S. Highway 23 (Kings Road) (exits 353B-C - old exits 117-118)
5. I-95 at I-10 (exit 351B - old exit 111 - on I-95)
6. Mathews Bridge
   Mathews Bridge
   The Mathews Bridge is a truss bridge in Jacksonville, Florida, which spans the St. Johns River. Constructed in 1953, the bridge brings traffic along the Arlington Expressway between downtown Jacksonville and the Arlington neighborhood. It was named after John E...
   
   , Union Street Expressway and Haines Street Expressway
7. unknown
8. unknown
9. I-95 at U.S. Highway 90 (Atlantic Boulevard
   Atlantic Boulevard (Jacksonville)
   Atlantic Boulevard is a highway in Duval County, Florida, that forms the easternmost portion of Florida State Road 10.Atlantic Boulevard connects the mainland portion of the city of Jacksonville with the beaches on a barrier island to the east, where the boulevard defines the boundary between...
   
   ) (exit 349 - old exit 106)
10. I-95 at the Main Street Bridge
    Main Street Bridge (Jacksonville)
    The Main Street Bridge, officially the John T. Alsop Jr. 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 . A lift bridge, it opened in July 1941 at a...
    
     and Acosta Bridge
    Acosta Bridge
    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 with the two-track JTA Skyway in the median. Prior to its...
    
    (exit 350A - old exit 107)