How fast should I drive?
Texas posts speed limits so you know how fast you should drive under normal conditions. Speed limit signs encourage you to travel at safe speeds to get you to your destination safely in the shortest possible time. Texas speed limits are the law, and they are strictly enforced across the state.
Adjust your speed to driving conditions
Observing speed limits means more than driving faster or slower than the posted speed. When you encounter icy roads, drive through rain or fog, and approach heavy traffic or constructions zones, follow these tips:
How are speed limits set?