I-30

I-30
State	TX/AR
Type	Interstate
Route	30
Length mi	366.76
Established	1957
Direction a	West
Terminus a	US 67/I-35E/I-20 near Dallas
Junctions	Fort Worth; Garland; Rockwall; Texarkana; Paris; Hot Springs; Little Rock; Conway; Russellville; Bentonville
Direction b	East
Terminus b	I-49/US 71 at Fort Smith
Counties	Dallas County; Tarrant County; Henderson County; Hunt County; Rockwall County; Bowie County; Miller County; Hempstead County; Garland County; Pulaski County; Faulkner County; Pope County; Sebastian County

I-30 Interstate 30 is an Interstate Highway in the United States Interstate Highway System connecting the Dallas–Fort Worth metroplex in Texas to Fort Smith, Arkansas in the Arkansas River Valley. The route serves major urban centers such as Dallas, Fort Worth, Texarkana, and Little Rock, linking with corridors including I-20, I-35E, I-40, and I-49. It carries freight, commuter, and long-distance traffic across parts of North Texas and Central Arkansas.

Route description

Beginning in the western metroplex near Dallas and Irving, the highway parallels US 67 and traverses urban neighborhoods adjacent to Victory Park, Deep Ellum, and Bishop Arts District. Through Fort Worth it follows corridors near Trinity River crossings and connects to radial routes serving Tarrant County suburbs including Arlington and Grand Prairie. East of Rockwall and Rowlett the highway moves into exurban and rural terrain, intersecting US 69 and US 75 feeder routes near McKinney and Sherman.

Crossing into Arkansas at Texarkana, the route progresses northeast through towns such as Hope and Camden before reaching the Ouachita Mountains approaches into the Arkansas River Valley and Hot Springs. Near Little Rock I-30 functions as a primary urban freeway linking to Clinton Presidential Center, UALR, and the William J. Clinton Presidential Library district; it intersects I-430, I-530, and crosses the Arkansas River on major bridges. Eastbound from Little Rock the corridor heads through Conway and Russellville before terminating at Fort Smith where it meets I-49/US 71 and regional arterials serving western Sebastian County.

History

Conceived during the 1950s expansion of the Eisenhower Interstate System, the corridor incorporated preexisting alignments of US 67 and state routes to form a continuous limited-access highway from Dallas to Fort Smith. Construction milestones included urban freeway segments completed during the 1960s and 1970s around Dallas, Fort Worth, and Little Rock, reflecting funding priorities set by the Federal-Aid Highway Act of 1956. Major interchange projects tied to regional growth involved agencies such as the Texas Department of Transportation and the Arkansas Department of Transportation. Notable engineering works included bridge replacements over the Red River approaches and complex urban interchanges near I-35E and I-20.

Throughout the late 20th century the route saw incremental upgrades tied to expansions in freight movement associated with the NAFTA era, and urban redevelopment projects influenced by local governments—examples include downtown revitalization efforts in Texarkana and the River Market District revitalization. Safety and capacity improvements followed studies by the FHWA and metropolitan planning organizations such as the North Central Texas Council of Governments.

Future and planned improvements

Planned projects include capacity expansions, interchange reconstructions, and bridge modernizations coordinated by the Texas Department of Transportation and Arkansas Department of Transportation. In the Dallas–Fort Worth metroplex proposals tied to the Texpress Lanes program and regional managed-lane concepts aim to add express facilities near Arlington and Mesquite. In Little Rock corridor modernization plans focus on freight access to the Port of Little Rock and interchange reconfiguration near Downtown Little Rock. Environmental review processes involve the Environmental Protection Agency and state historic preservation offices when alignments affect sites like Hot Springs National Park. Funding sources include federal grants administered through the Federal Highway Administration and state bond programs.

Exit list

The route’s exit numbering system follows mile-based conventions with primary interchanges at major routes: in Dallas exits connect to I-35E, I-20, and US 75; in Fort Worth ramps serve I-820 and US 287; in Texarkana the highway interfaces with US 67 and US 59; in Little Rock exits link to I-430, I-530, and US 70. Rural segments include sequential exits for state highways such as Arkansas Highway 10 and Texas State Highway 34. Mileposts and exit numbers increase from west to east, aligning with national practices codified under the Manual on Uniform Traffic Control Devices.

Auxiliary routes and business loops

Auxiliary routes include spur and connector designations serving central business districts and industrial areas, administered by state departments. Urban loops and beltway connections incorporate links to I-635, I-820, and Arkansas Highway 10. Business loops traverse downtown districts of Texarkana, Hope, and Russellville, often following former alignments of US 67 or state highways designated as business routes by the AASHTO.

Traffic and usage statistics

Traffic volumes vary dramatically along the corridor: metropolitan segments in Dallas and Fort Worth record average annual daily traffic (AADT) figures exceeding 200,000 vehicles on core segments, while rural stretches in southwest Arkansas report AADT values below 20,000. Freight movement metrics highlight significant truck percentages on sections connecting Port of Long Beach–bound corridors via rail intermodal connectors and interstate freight routes recognized by the Bureau of Transportation Statistics. Congestion patterns are monitored by metropolitan planning organizations such as the North Central Texas Council of Governments and Central Arkansas Planning and Development District, which publish performance measures for travel time reliability and incident response times.

Category:Interstate Highways in Arkansas Category:Interstate Highways in Texas