Alabama Department of Public Safety officials say four people were killed in crashes during the Fourth of July travel period.
The holiday travel period began at 12:01 a.m. Thursday and ended at midnight on Sunday. State patrol officials say they investigated 434 traffic crashes, which resulted in 154 injuries.
Preliminary figures show that 514 people died in state highway accidents investigated by state troopers in 2012.
The numbers were released recently by the Alabama Department of Transportation and the Alabama Department of Public Safety.
State officials said that in 59 percent, or 251 of the statewide fatalities investigated by state troopers, the victims were not wearing seat belts.