Speed Limit Laws: South Carolina

Rural Interstates

Cars (MPH) Trucks (MPH)
70 70

Urban Interstates

Cars (MPH) Trucks (MPH)
70 (60 on specified segments) 70 (60 on specified segments)

Other Limited Access Roads

Cars (MPH) Trucks (MPH)
60 60
State
South Carolina
Issue
Speeding and Aggressive Driving
Determinations
Rural Interstates: Cars (MPH)

70

Rural Interstates: Trucks (MPH)

70

Urban Interstates: Cars (MPH)

70 (60 on specified segments)

Urban Interstates: Trucks (MPH)

70 (60 on specified segments)

Other Limited Access Roads: Cars (MPH)

60

Other Limited Access Roads: Trucks (MPH)

60