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 |
|---|---|---|---|---|---|
| MD 200 (ICC) | Maryland | Good | 2009 | 81.7 m | 12,649 |
| IS 695 | Maryland | Good | 2018 | 98.8 m | 12,625 |
| MD 180 | Maryland | Fair | 1996 | 32.0 m | 12,602 |
| CSX TRANS. | Maryland | Good | 1959 | 46.6 m | 12,600 |
| MD 122 | Maryland | Fair | 1968 | 53.3 m | 12,590 |
| LOWER LEVEL ROADWAY | Maryland | Good | 1996 | 310.3 m | 12,589 |
| LOWER LEVEL ROADWAY | Maryland | Fair | 2002 | 316.7 m | 12,589 |
| LOWER LEVEL ROADWAY | Maryland | Fair | 1977 | 321.6 m | 12,589 |
| MONOCACY RIVER | Maryland | Fair | 1930 | 96.0 m | 12,583 |
| MD 200 (ICC) | Maryland | Good | 2011 | 75.9 m | 12,568 |
| I-95 | Maryland | Fair | 1996 | 76.4 m | 12,525 |
| I-695 STEMMERS RUN | Maryland | Good | 2010 | 251.0 m | 12,516 |
| TRIB TO SW BRANCH | Maryland | Good | 1997 | 10.1 m | 12,512 |
| GLEBE RUN | Maryland | Fair | 1955 | 24.7 m | 12,500 |
| MOLL DYERS RUN | Maryland | Fair | 1937 | 10.4 m | 12,500 |
| JAMES RUN | Maryland | Good | 2014 | 17.8 m | 12,500 |
| I-695 Stemmers Run | Maryland | Good | 2010 | 251.0 m | 12,491 |
| CABIN JOHN CREEK | Maryland | Fair | 1975 | 9.8 m | 12,480 |
| GREENE BRANCH | Maryland | Good | 1915 | 11.2 m | 12,432 |
| ZEKIAH SWAMP | Maryland | Fair | 1929 | 7.0 m | 12,432 |
| ZEKIAH SWAMP | Maryland | Fair | 1929 | 21.0 m | 12,432 |
| I-95 | Maryland | Fair | 1996 | 76.8 m | 12,427 |
| UNNAMED STREAM | Maryland | Fair | 1986 | 10.1 m | 12,422 |
| TRIBUTARY TO DEAD RUN | Maryland | Fair | 1977 | 10.7 m | 12,413 |
| BR OF BIG ELK CREEK | Maryland | Good | 1959 | 6.4 m | 12,410 |
| IS 695 | Maryland | Poor | 1961 | 77.7 m | 12,400 |
| PINEY RUN | Maryland | Fair | 1927 | 10.4 m | 12,400 |
| MD 100 | Maryland | Good | 1998 | 78.9 m | 12,400 |
| REDHOUSE CREEK | Maryland | Fair | 1959 | 9.8 m | 12,388 |
| CSX | Maryland | Good | 2012 | 18.6 m | 12,359 |
| SLIGO CREEK | Maryland | Fair | 1974 | 8.8 m | 12,353 |
| MCM RAILROAD | Maryland | Fair | 1997 | 77.7 m | 12,337 |
| MATTAWOMAN CREEK | Maryland | Fair | 1957 | 55.8 m | 12,302 |
| BR OF MATTAWOMAN CREEK | Maryland | Fair | 1929 | 13.1 m | 12,302 |
| PORT TOBACCO CREEK | Maryland | Fair | 1929 | 16.8 m | 12,302 |
| BR OF PORT TOBACCO CREEK | Maryland | Good | 1949 | 15.9 m | 12,302 |
| CABIN JOHN CREEK | Maryland | Fair | 1863 | 137.1 m | 12,300 |
| ANTIETAM CREEK | Maryland | Good | 1833 | 33.2 m | 12,292 |
| TRIBUTARY TO GWYNNS FALL | Maryland | Fair | 1960 | 16.5 m | 12,265 |
| SOUTH BR PATAPSCO RIVER | Maryland | Good | 1986 | 42.6 m | 12,255 |
| PINEY RUN | Maryland | Fair | 1977 | 23.5 m | 12,255 |
| WATER ST YOUGHIOGHENY R | Maryland | Fair | 1974 | 153.3 m | 12,240 |
| WATER ST YOUGHIOGHENY R | Maryland | Fair | 1973 | 153.3 m | 12,240 |
| MAPLE ST BEAR CREEK | Maryland | Fair | 1973 | 230.1 m | 12,240 |
| MAPLE ST BEAR CREEK | Maryland | Fair | 1973 | 230.1 m | 12,240 |
| MD 42 | Maryland | Fair | 1974 | 54.9 m | 12,240 |
| MD 42 | Maryland | Fair | 1974 | 61.6 m | 12,240 |
| MD 742 | Maryland | Fair | 1974 | 43.0 m | 12,240 |
| MD 742 | Maryland | Fair | 1974 | 45.4 m | 12,240 |
| WICOMICO RIVER EAST BRAN | Maryland | Poor | 1958 | 36.9 m | 12,237 |
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.