<Tr> <Td> South Carolina </Td> <Td_colspan="2"> 70 mph (113 km / h) </Td> <Td> 55--70 mph (89--113 km / h) </Td> <Td> 55--65 mph (89--105 km / h) </Td> <Td> 45--55 mph (72--89 km / h) </Td> <Td> 20--30 mph (32--48 km / h) </Td> </Tr> <Tr> <Td> South Dakota </Td> <Td_colspan="2"> 75--80 mph (121--129 km / h) </Td> <Td> 55--75 mph (89--121 km / h) </Td> <Td> 65--70 mph (105--113 km / h) </Td> <Td> 55--65 mph (89--105 km / h) </Td> <Td> 20--45 mph (32--72 km / h) </Td> </Tr> <Tr> <Td> Tennessee </Td> <Td_colspan="2"> 70 mph (113 km / h) </Td> <Td> 55--70 mph (89--113 km / h) </Td> <Td> 55--65 mph (89--105 km / h) </Td> <Td> 35--65 mph (56--105 km / h) </Td> <Td> 30 mph (48 km / h) </Td> </Tr> <Tr> <Td> Texas </Td> <Td_colspan="2"> 75--85 mph (121--137 km / h) </Td> <Td> 55--75 mph (89--121 km / h) </Td> <Td> 75 mph (121 km / h) </Td> <Td> 55--75 mph (89--121 km / h) </Td> <Td> 25--30 mph (40--48 km / h) </Td> </Tr>

Road in united states with no speed limit