Interstate 4 (I-4) is an Interstate Highway located entirely within the U.S. state of Florida, maintained by the Florida Department of Transportation (FDOT). Spanning 132.298 miles (212.913 km) along a generally southwest–northeast axis, I-4 is entirely concurrent with State Road 400 (SR 400). In the west, I-4 begins at an interchange with I-275 in Tampa. I-4 intersects with several major expressways as it traverses Central Florida, including U.S. Route 41 (US 41) in Tampa; US 301 near Riverview; I-75 near Brandon; US 98 in Lakeland; US 27 in unincorporated Davenport; US 192 in Celebration; Florida's Turnpike in Orlando; and US 17 and US 92 in multiple junctions. In the east, I-4 ends at an interchange with I-95 in Daytona Beach, while SR 400 continues for roughly another 4 mi (6.4 km) and ends at an intersection with US 1 on the city line of Daytona Beach and South Daytona.
Interstate 595 (I-595), also known as the Port Everglades Expressway and as the unsigned State Road 862 (SR 862), is a 12.860-mile (20.696 km) Interstate highway that connects Interstate 75 and Alligator Alley in the west with Florida's Turnpike, Interstate 95, Fort Lauderdale-Hollywood International Airport, US 1, and SR A1A before terminating at Port Everglades in the east. The interstate route was conceived in 1969, and planned as an interstate starting in 1974. Construction began in 1984, with the freeway opening in stages in the late 1980s, with completion in 1991. The reversible tolled express lanes opened in 2014.
The State Highway System of the U.S. state of Florida comprises the roads maintained by the Florida Department of Transportation (FDOT) or a toll authority. The components are referred to officially as state roads, abbreviated as SR.
Interstate 375 (I-375) in St. Petersburg, Florida, also known as North Bay Drive, is a 1.2-mile-long (1.9 km) spur route from I-275 into downtown. It is also designated as the unsigned State Road 592 (SR 592). There is a sibling segment of freeway nearby that is designated I-175.
State Road 5A (SR 5A), also known as Nova Road, is a north–south highway that begins and ends at U.S. Highway 1 or US 1, in Port Orange and Ormond Beach, respectively. It is noted that when 5A was built, it was used more as a bypass or beltway, but in recent years with growth reaching far beyond SR 5A, it sees more use as a major thoroughfare that passes through the heart of the region.
State Road 500 is a state highway running through Florida as a mostly unsigned route under several U.S. Highways. From Chiefland to Williston it is U.S. Highway 27 Alternate. From Williston to Ocala, it is US 27. From Ocala to Holopaw, it is US 441. From Kissimmee to Indialantic it is US 192.
The Dolphin East-West Expressway is a 15-mile-long (24 km), six-lane, divided controlled-access highway, with the westernmost 14 miles (23 km) as an all-electronic tollway signed as State Road 836, and the easternmost 1.292 miles (2.079 km) between Interstate 95 (I-95) and SR A1A cosigned as Interstate 395 (I-395). The road currently extends from just north of the intersection of Southwest 137th Avenue and U.S. Highway 41 (US 41) in Tamiami, eastward past the Homestead Extension of Florida's Turnpike and Miami International Airport, before intersecting I-95, becoming I-395 and ending at SR A1A in Miami at the west end of the MacArthur Causeway. The Dolphin Expressway is maintained and operated by the Miami-Dade Expressway Authority (MDX), while the I-395 section is maintained by the Florida Department of Transportation (FDOT). The Dolphin Expressway from the Palmetto Expressway to I-95 opened in 1969, with the I-395 section opening in 1971, the extension to the HEFT opening in 1974 and a second western extension opening in 2007.
State Road 404 (SR 404), the Pineda Causeway, is an east–west divided highway currently running from Interstate 95 (I-95) to SR A1A at Patrick Space Force Base, Florida, US. It was opened as a toll road in 1971 and classified as a state road two years later. The tolls were removed in 1990. It was named after Pineda, a former village east of Suntree on U.S. Route 1 (US 1). With interchanges at US 1 (SR 5), South Tropical Trail, and South Patrick Drive (SR 513), the Pineda Causeway is the primary access for Patrick Space Force Base and the southern end of Merritt Island. From US 1 to the eastern terminus, it is part of the Indian River Lagoon Scenic Highway system.
State Road 969, locally known as Milam Dairy Road and West 72nd Avenue, is a 5.2-mile-long (8.4 km) north–south street west of Miami International Airport in western Miami-Dade County, Florida. The southern terminus is currently an intersection with SR 968 in the city of Miami, and its northern terminus is an intersection with SR 934, just south of Medley.
State Road 30A (SR 30A) is a Florida Department of Transportation designation shared by four alternate routings of SR 30 in the Florida panhandle. Two segments have SR 30A signage; the other two do not as they are segments of U.S. Route 98 (US 98). Three of the four SR 30A segments are next to the shore of the Gulf of Mexico for most of their length.
Sunset Drive, also known as Southwest 72nd Street is a 12.5-mile-long (20.1 km) east–west arterial road traversing the southwestern suburbs of Miami, Florida, from the northwestern portions of the Kendall area to Coral Gables. A central portion of Sunset Drive is maintained by the Florida Department of Transportation as State Road 986, which runs from the Homestead Extension (HEFT) underpass to Southwest 69th Avenue and is signed through South Miami to US 1.
State Road 25 is a state highway in the U.S. state of Florida. It is mainly signed as U.S. Highways:
State Road 13 (SR 13) is a 28.25-mile-long (45.46 km) state highway in the U.S. state of Florida, running north from SR 16 near Green Cove Springs, through Switzerland to Jacksonville on the east shore of the St. Johns River.
State Road 37 (SR 37) is a state highway in Manatee and Polk counties in Florida, United States, that also passes through the very extreme southeast corner of Hillsborough. It connects Florida State Road 62 (SR 62) in Duette, Florida with Florida State Road 35 / Florida State Road 600 in Lakeland. It is signed as Church Avenue in Mulberry and South Florida Avenue in Lakeland.
U.S. Highway 23 (US 23) is a United States Numbered Highway that runs from Jacksonville, Florida to Mackinaw City, Michigan. In the U.S. state of Florida, US 23 is concurrent with US 1 south of Alma, Georgia, except in Downtown Jacksonville. US 23 is also concurrent with US 301 between Homeland, Georgia and Callahan. In the Jacksonville area, US 23 is the unsigned State Road 139 (SR 139), which also continues east from the south end of US 23 along SR 10A to SR 115 near the Mathews Bridge.
State Road 97 is a south-north two-lane highway entirely in Escambia County, Florida. It runs from County Road 95A, just southeast of U.S. Highway 29 in Molino, to the Alabama state line near Atmore, where it becomes State Route 21. The road runs through the community of Walnut Hill and serves primarily to connect Pensacola to the northwest Escambia County and Atmore areas. In combination with SR 21, the road also provides a connection to Interstate 65.
The Gateway Expressway is a toll road under construction in Pinellas County, Florida that is expected to be completed in late 2022 at a cost of $598 million. The project consists of two branches: an elevated highway to be designated State Road 690 above 118th Avenue North between Interstate 275 (I-275) and U.S. Highway 19 and a raised highway in the median of SR 686 from 118th Avenue North to the Bayside Bridge. Construction was approved in February 2014 and began in November 2017.
