CHIPLEY — Based on the results of a recent speed study, the Florida Department of Transportation will increase the speed limit from 55 to 60 miles per hour on State Road 4.

The increase takes effect Sept. 21 from east of State Road 87 in Santa Rosa County to Barton Road west of Baker in Okaloosa County.

Maintenance activities are weather dependent and may be delayed or rescheduled in the event of inclement weather. Drivers are reminded to pay attention to the speed limit when traveling.