Low clearance bridges on US-421 Bypass

5 spots where US-421 Bypass has less than 16 ft of clearance, in the order you drive them from south to north. The lowest is 14 ft 11 in in North Carolina, 0.3 mi W Junction NC24. 1 is under 15 ft.

Posted signs and your permit come first. These are the clearances North Carolina reported to the federal National Bridge Inventory in 2025. Repaving, snow and new work can lower them.

14 ft 11 in under SR1227 · US-421 Bypass15 ft 11 in under SR2461 · US-421 Bypass15 ft 8 in under SR1001 · US-421 Bypass15 ft 7 in under NC16 18 · US-421 Bypass15 ft 7 in under NC115 · US-421 Bypass