Interstate 45 (I-45[a]) is a major Interstate Highway located entirely within the U.S. state of Texas. While most primary Interstate routes which have numbers ending in "5" are cross-country north–south routes, I-45 is comparatively short, with the entire route located within Texas.

An intrastate route, Interstate 45 joins Houston and the Texas Gulf Coast with the Dallas/Ft. Worth Metroplex. Beginning on Galveston Island, IH 45 replaced U.S. 75 along the Gulf Freeway, a pre-Interstate era highway constructed between Galveston and Houston.

The I-45 Interstate 45 Highway is a major traffic corridor and interstate highway that travels generally in a north-south direction across the eastern portion of Texas state.

This project will improve I-45 from Beltway 8 to I-10, and reroute I-45 through the downtown Houston area along I-10 and US 59/I-69. Portions of I-10 and US 59/I-69 will be improved as well. Learn everything about our commitments, public outreach, and both upcoming and ongoing construction. View the latest construction updates and alerts.

Interstate 45 is an interstate highway located entirely within the U.S. state of Texas. While most interstate routes ending in five are cross-country north-south routes, I-45 is comparatively short, with the entire route located in Texas.

Interstate 45 is an Interstate Highway in the state of Texas in the United States. It goes from Galveston north to Dallas . The route is 284.913 miles (458.523 km) long.

2017年4月15日 · Interstate 45 connects the cities of Houston and Dallas, stretching in the southeast from Houston to Galveston over the Galveston Causeway towards the Gulf of Mexico. The Interstate Highway 190 blends with I-45 for about 26 miles from Huntsville, Texas to Madisonville, Texas.

Interstate 45 Travel Guide I-45 replaced U.S. 75 over its entire length, although portions of U.S. 75 remained parallel to I-45 until its elimination south of downtown Dallas in 1987. At the south end of I-45, State Highway 87 (formerly part of U.S. 75) continues into downtown Galveston.

Interstate highway I-45 connects the cities of Texas state. Detailed map of interstate route I45 with interchange and exit numbers.

Interstate 45 is a north-south highway running from Dallas, Texas to Galveston, Texas. It is the shortest major (multiples of 5) interstate in the United States running at only 284.9 miles. It is also the only major interstate to only be in one state, Texas. It also serves Houston, and acts as...