Complex sentence: Plans are to expand this section of highway to four lanes once Alabama makes their State Route 55 four lanes, to provide both a better hurricane evacuation route from Okaloosa County as well as a more direct route to Destin, Florida and Fort Walton Beach, Florida.
Split into simpler sentences: Plans are to expand this section of highway to four lanes once Alabama makes their State Route 55 four lanes. This is to provide both a better hurricane evacuation route from Okaloosa County as well as a more direct route to Destin, Florida and Fort Walton Beach, Florida.