Table 1 Description of the Study Sites,,,,,,, Site code,Highway,Number of lanes,FDOT district,County,Milepost,Geographical location, 320,I-75,6,2,Columbia,22.4,Between I-10 and US 90, 9904,I-75,6,2,Alachua,3.0,3 miles north of the Marion County line, 9905,I-95,6,2,Duval,4.4,2 miles south of the I-295 interchange, 9901,I-10,4,3,Jefferson,18.2,1 mile east of County Road 257, 9928,I-10,4,3,Walton,10.3,1.3 miles west of Boy Scout Road, 351,I-75,4,1,Collier,41.5,At Everglades Boulevard overpass, 9919,I-95,4,7,Brevard,9.9,3.5 miles south of State Route 514, 9932,Florida Turnpike,4,8,Osceola,30.2,North of the County Road 525 underpass, Key: FDOT = Florida Department of Transportation.,,,,,,,