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 68 | Maryland | Fair | 1987 | 75.9 m | 972 |
| N BRANCH POTOMAC RIVER | Maryland | Fair | 1954 | 92.4 m | 971 |
| SWAN CREEK | Maryland | Fair | 1922 | 8.8 m | 970 |
| BUTCHERS RUN | Maryland | Good | 2007 | 13.7 m | 970 |
| TRIBUTARY TO PATAPSCO RI | Maryland | Good | 2020 | 11.7 m | 970 |
| LITTLE FALLS BRANCH | Maryland | Fair | 1962 | 8.2 m | 970 |
| CONE BRANCH | Maryland | Good | 1974 | 11.3 m | 966 |
| HOLLOW CREEK | Maryland | Good | 1974 | 12.2 m | 966 |
| TUSCARORA CREEK | Maryland | Fair | 1970 | 10.1 m | 965 |
| SHARMANS BRANCH | Maryland | Good | 2009 | 15.6 m | 965 |
| LITTLE ELK CREEK | Maryland | Fair | 1946 | 23.2 m | 964 |
| WILDCAT BRANCH | Maryland | Fair | 1957 | 9.8 m | 961 |
| BROAD RUN | Maryland | Good | 2007 | 33.5 m | 960 |
| TRIB TO PATUXENT RIVER | Maryland | Fair | 1950 | 7.1 m | 960 |
| NORTH BRANCH OF POTOMAC | Maryland | Poor | 1937 | 95.7 m | 959 |
| I-95 | Maryland | Fair | 1964 | 69.5 m | 954 |
| FLAT RUN | Maryland | Fair | 1991 | 7.9 m | 953 |
| SANDY BRANCH | Maryland | Fair | 2000 | 14.6 m | 948 |
| IS 68 | Maryland | Fair | 1968 | 87.8 m | 944 |
| WINDSOR CREEK | Maryland | Good | 2017 | 10.5 m | 942 |
| DEEP RUN | Maryland | Fair | 1978 | 13.3 m | 942 |
| BURNT MILL BRANCH | Maryland | Fair | 1974 | 16.2 m | 942 |
| BASIN RUN | Maryland | Good | 1929 | 18.3 m | 938 |
| SOUTH BRANCH OF PATAPSCO | Maryland | Fair | 1976 | 14.0 m | 938 |
| LITTLE CATOCTIN CREEK | Maryland | Good | 1994 | 25.9 m | 938 |
| MONOCACY RIVER | Maryland | Fair | 1932 | 69.1 m | 937 |
| WINEBRENNER RUN | Maryland | Good | 2020 | 7.9 m | 937 |
| LITTLE ANTIETAM CREEK | Maryland | Fair | 1974 | 15.9 m | 934 |
| SEMPLE RUN | Maryland | Fair | 1966 | 6.7 m | 933 |
| ROCK CREEK | Maryland | Good | 2005 | 20.1 m | 927 |
| TRIBUTARY TO HALL CREEK | Maryland | Good | 1997 | 10.2 m | 924 |
| MEADOW BRANCH | Maryland | Good | 2003 | 17.1 m | 922 |
| NEFF RUN | Maryland | Fair | 1994 | 8.5 m | 920 |
| ROCK RUN CREEK | Maryland | Poor | 1940 | 7.1 m | 918 |
| LITTLE MONOCACY RIVER | Maryland | Fair | 1940 | 15.2 m | 918 |
| TRIB TO NORTHEAST BRANCH | Maryland | Fair | 1977 | 10.1 m | 915 |
| SOUTH FORK LINGANORE CRK | Maryland | Good | 1972 | 11.3 m | 909 |
| SAMS CREEK | Maryland | Fair | 1989 | 11.2 m | 906 |
| PETER PAN RUN | Maryland | Good | 2018 | 6.6 m | 906 |
| TRIBUTARY OF PINEY RUN | Maryland | Fair | 1975 | 11.0 m | 905 |
| PINEY RUN | Maryland | Fair | 1975 | 22.9 m | 905 |
| MOTTERS RUN | Maryland | Good | 2012 | 8.2 m | 903 |
| MARYLAND MIDLAND RR | Maryland | Good | 2001 | 17.7 m | 901 |
| NORTH BRANCH | Maryland | Fair | 1900 | 10.7 m | 900 |
| DELAWARE RUN | Maryland | Fair | 1940 | 16.2 m | 900 |
| MATAPONI CREEK | Maryland | Good | 2000 | 13.4 m | 900 |
| MEADOW BROOK | Maryland | Fair | 1935 | 12.0 m | 900 |
| NASSAWANGO CREEK | Maryland | Good | 1998 | 34.7 m | 900 |
| MINNEHAHA BRANCH | Maryland | Fair | 1920 | 6.4 m | 897 |
| BURNT MILL BRANCH | Maryland | Poor | 1967 | 21.0 m | 897 |
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.