Beltway 8, the Sam Houston Parkway, along with the Sam Houston Tollway, is an 88-mile beltway around the city of Houston, Texas, United States, lying entirely within Harris County.
Northbound at I-10 on the west side of Houston in 2007
![The Sam Houston Tollway crosses the Houston Ship Channel on a bridge whose replacement is under construction as of 2026[update]](https://upload.wikimedia.org/wikipedia/commons/thumb/8/8f/Sam_Houston_Ship_Channel_Bridge_2026a.jpg/500px-Sam_Houston_Ship_Channel_Bridge_2026a.jpg)
The Sam Houston Tollway crosses the Houston Ship Channel on a bridge whose replacement is under construction as of 2026[update]
Beltway 8 (八號公路 Bāhào Gōnglù) sign in Chinatown
Sign indicating proximity to the Beltway 8 Toll Bridge
Texas State Highway 99
Videos
State Highway 99, also known as the Grand Parkway, is a partial beltway in the U.S. state of Texas. Its first section opened on August 31, 1994. If the route is completed, it will be the longest beltw
Texas State Highway Beltway 8
…I-610, lies mostly within Houston (except for an approximate two-mile (3.2 km) stretch that runs through the City of Bellaire), and the outer beltway, SH 99 (Grand Parkway), is currently partially complete. Like other toll roads in the Houston area, the speed limit is 65 mph (105 km/h…
The southern end of the tolled portion of segment I-2