Commercial Bridge Clearance Intelligence

Bridge Clearances on I 495 NB in Massachusetts

Found 38 bridges. The lowest recorded clearance is 14ft.

Liability Disclaimer: Bridge clearances change due to road resurfacing, construction, settling, seasonal flooding, snow accumulation, and other factors that are not reflected in annual federal data releases. Posted clearance signs at the bridge itself always supersede any data shown here. CMBMV LLC, its officers, affiliates, and contributors shall not be held liable for any damages, losses, fines, injuries, accidents, cargo damage, vehicle damage, or any other consequence arising from the use of or reliance upon data presented on this website. This includes but is not limited to bridge strikes, over-height violations, route detours, delivery delays, or any direct, indirect, incidental, or consequential damages of any kind. By using this site, you acknowledge that you understand these limitations and agree that this data is a starting reference point only — not a substitute for on-the-ground verification, commercial routing software, or official DOT clearance postings.

Always verify bridge clearances in person before proceeding with any over-height or over-dimensional load. If in doubt, stop and measure.