Browse Bridge Database
5,500 bridges in the FHWA National Bridge Inventory in Maryland.
National Bridge Inventory Database
Browse 5,500 bridges from the Federal Highway Administration National Bridge Inventory. Filter by state, condition rating, or search by name and location.
| Bridge | Location | Condition | Year Built | Length | ADT |
|---|---|---|---|---|---|
| IS 270 C-D RDS & RP C/5 | Maryland | Fair | 1989 | 91.1 m | 13,596 |
| IS 95 | Maryland | Fair | 1958 | 72.5 m | 13,595 |
| I-270 | Maryland | Fair | 1994 | 111.3 m | 13,584 |
| HALL CREEK | Maryland | Fair | 1951 | 8.8 m | 13,581 |
| WATTS BRANCH | Maryland | Fair | 1955 | 9.4 m | 13,576 |
| MTA LIGHT RAIL JONES FA | Maryland | Fair | 1992 | 200.6 m | 13,551 |
| Unnamed Stream | Maryland | Good | 2010 | 9.8 m | 13,543 |
| US 15/US 340 | Maryland | Fair | 1968 | 55.8 m | 13,542 |
| TRIB TO PAINT BRANCH | Maryland | Fair | 1995 | 10.4 m | 13,540 |
| LONG BRANCH | Maryland | Fair | 1954 | 7.7 m | 13,511 |
| CABIN BRANCH | Maryland | Fair | 1986 | 88.7 m | 13,500 |
| CURTIS CREEK | Maryland | Fair | 1976 | 584.0 m | 13,500 |
| CABIN BRANCH | Maryland | Fair | 1986 | 88.7 m | 13,500 |
| WALKWAY | Maryland | Good | 2006 | 42.1 m | 13,500 |
| BRADDOCK RUN | Maryland | Fair | 1948 | 15.8 m | 13,491 |
| WILLS CREEK | Maryland | Fair | 1932 | 63.6 m | 13,491 |
| CSX TRANSPORTATION | Maryland | Good | 2008 | 30.6 m | 13,485 |
| TRIBUTARY TO BACK CREEK | Maryland | Fair | 1973 | 7.5 m | 13,471 |
| BALD HILL BRANCH | Maryland | Fair | 1963 | 11.9 m | 13,471 |
| CSX TRANS. | Maryland | Good | 1989 | 120.1 m | 13,462 |
| NORTHEAST BRANCH | Maryland | Fair | 1955 | 83.8 m | 13,462 |
| NORTHEAST BRANCH | Maryland | Fair | 1955 | 93.0 m | 13,462 |
| MARLEY CREEK | Maryland | Fair | 1982 | 10.7 m | 13,455 |
| SOUTHWEST BRANCH | Maryland | Fair | 1967 | 26.8 m | 13,443 |
| CLASH CREEK | Maryland | Fair | 1989 | 14.3 m | 13,440 |
| ROCK CREEK | Maryland | Good | 1959 | 52.4 m | 13,424 |
| US 301 | Maryland | Good | 1994 | 58.8 m | 13,421 |
| MIDDLE PATUXENT RIVER | Maryland | Fair | 1988 | 41.0 m | 13,409 |
| I-95 | Maryland | Good | 2008 | 112.2 m | 13,403 |
| AMTRAK | Maryland | Fair | 1936 | 22.6 m | 13,400 |
| CSX TRANSPORTATION | Maryland | Fair | 1941 | 23.5 m | 13,380 |
| MD 414 (OXON HILL ROAD) | Maryland | Good | 2004 | 42.4 m | 13,360 |
| BR OF NORTHWEST BRANCH | Maryland | Fair | 1968 | 18.6 m | 13,360 |
| CHINQUAPIN RUN | Maryland | Fair | 1956 | 6.2 m | 13,340 |
| ELKHORN BRANCH OF LITTLE | Maryland | Fair | 1975 | 16.2 m | 13,335 |
| TRIBUTARY TO DORSEY RUN | Maryland | Good | 2011 | 18.2 m | 13,301 |
| US 50 | Maryland | Good | 2001 | 71.9 m | 13,290 |
| UNNAMED TRIBUTARY TO SEV | Maryland | Good | 2020 | 17.2 m | 13,245 |
| TINKERS CREEK | Maryland | Poor | 1960 | 12.2 m | 13,216 |
| CSX TRANSPORTATION | Maryland | Fair | 1966 | 29.6 m | 13,201 |
| CSX TRANSPORTATION | Maryland | Fair | 1966 | 29.6 m | 13,201 |
| CATTAIL CREEK | Maryland | Fair | 1927 | 13.4 m | 13,200 |
| PATUXENT RIVER | Maryland | Good | 2000 | 68.9 m | 13,200 |
| LONG BRANCH | Maryland | Good | 2005 | 11.6 m | 13,190 |
| SCOTTS LEVEL BRANCH | Maryland | Fair | 1982 | 29.9 m | 13,165 |
| MECHANIC STREET | Maryland | Fair | 1968 | 67.4 m | 13,163 |
| I-95 | Maryland | Fair | 1963 | 73.8 m | 13,161 |
| BRANCH OF DEEP RUN | Maryland | Fair | 1949 | 7.6 m | 13,146 |
| ROCK RUN | Maryland | Fair | 1963 | 155.4 m | 13,090 |
| BRANCH OF LITTLE PATUXEN | Maryland | Good | 1992 | 10.4 m | 13,080 |
Frequently Asked Questions
The National Bridge Inventory (NBI) is a federal database maintained by the Federal Highway Administration containing inspection data for all bridges on public roads in the U.S. with a span of more than 20 feet. Bridge owners must inspect each structure at least every 24 months.
ADT stands for Average Daily Traffic — the average number of vehicles crossing the bridge per day. Bridges are sorted by ADT by default because high-traffic bridges in poor condition pose the greatest risk to the most people.
Yes. Use the search field above to find bridges by name, location, or features crossed. You can also combine the search with state and condition filters to narrow your results.