Interstate 381 and State Route 381 (Virginia)

State Route 381 (SR 381) is a primary state highway in the US state of Virginia. Known as Commonwealth Avenue, the state highway runs 1.21 miles (1.95 km) from the Tennessee state line north to the 1.67-mile (2.69 km) Interstate 381 (I-381) within the independent city of Bristol. In conjunction with I-381, SR 381 connects I-81 with downtown Bristol. The state highway also connects the Interstate Highways with US Route 11 (US 11), US 11W, US 11E, US 19, and US 421; SR 381 runs concurrently with the latter three highways between downtown Bristol and US 11. I-381 is a spur from I-81 that provides access to Bristol. It runs for 1.67 miles (2.69 km) from the intersection of Commonwealth Avenue (SR 381) and Keys/Church streets in Bristol at exit 0 north to I-81. The I-81 interchange, the only one on I-381, is signed as exit 1A (I-81 north) and exit 1B (I-81 south).