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 |
|---|---|---|---|---|---|
| ISRAEL CREEK | Maryland | Good | 2021 | 16.6 m | 100 |
| MD RTE 273 | Maryland | Fair | 1960 | 40.2 m | 100 |
| BIG ELK CREEK | Maryland | Good | 2002 | 43.3 m | 100 |
| HUNTING CREEK | Maryland | Fair | 1980 | 6.4 m | 100 |
| TRIBUTARY OF PATAPSCO RI | Maryland | Fair | 1997 | 12.8 m | 100 |
| TRIBUTARY OF WOLF DEN BR | Maryland | Good | 1975 | 18.9 m | 100 |
| TRIBUTARY OF WOLF DEN BR | Maryland | Fair | 1975 | 18.9 m | 100 |
| C&O CANAL | Maryland | Good | 2015 | 13.4 m | 100 |
| WOODREST CREEK | Maryland | Fair | 1985 | 29.6 m | 100 |
| ROMNEY CREEK | Maryland | Fair | 1942 | 10.0 m | 100 |
| ROMNEY CREEK | Maryland | Good | 2017 | 13.8 m | 100 |
| UNKNOWN CREEK | Maryland | Good | 2017 | 6.6 m | 100 |
| UNKNOWN CREEK | Maryland | Fair | 2017 | 6.9 m | 100 |
| IS 68 | Maryland | Fair | 1962 | 63.4 m | 99 |
| IS 68 | Maryland | Fair | 1988 | 72.8 m | 99 |
| SNIB HOLLOW | Maryland | Good | 1988 | 12.7 m | 99 |
| IS 68 ELK LICK RUN | Maryland | Fair | 1990 | 80.8 m | 99 |
| PINEY CREEK | Maryland | Fair | 1982 | 20.4 m | 99 |
| ISLAND BRANCH | Maryland | Poor | 1972 | 8.2 m | 99 |
| LAUREL RUN | Maryland | Good | 2020 | 9.4 m | 98 |
| SOUTH BR PATAPSCO RIVER | Maryland | Fair | 1900 | 7.8 m | 98 |
| LAUREL RUN | Maryland | Good | 2021 | 6.6 m | 97 |
| MARYLAND MIDLAND RAILROA | Maryland | Poor | 1975 | 11.3 m | 97 |
| CHERRY CREEK | Maryland | Fair | 1986 | 11.8 m | 97 |
| NORTH BRANCH OF POTOMAC | Maryland | Fair | 2013 | 39.0 m | 96 |
| TRIBUTARY OF EDGEMONT RE | Maryland | Good | 1985 | 8.8 m | 96 |
| LAUREL RUN | Maryland | Fair | 1950 | 8.5 m | 94 |
| BASIN RUN | Maryland | Poor | 1930 | 6.7 m | 94 |
| LAUREL RUN | Maryland | Good | 2020 | 7.6 m | 93 |
| TRANSQUAKING RIVER | Maryland | Poor | 1946 | 58.5 m | 93 |
| N. BRANCH OF CASSELMAN R | Maryland | Good | 2006 | 10.1 m | 93 |
| LITTLE CATOCTIN CREEK | Maryland | Fair | 1982 | 8.8 m | 90 |
| NINEPIN BRANCH | Maryland | Good | 2002 | 11.9 m | 90 |
| DIVIDING CREEK | Maryland | Poor | 1974 | 24.7 m | 90 |
| JONES DITCH | Maryland | Good | 2001 | 10.4 m | 90 |
| LITTLE PIPE CREEK | Maryland | Good | 1997 | 13.2 m | 89 |
| DEER CREEK | Maryland | Fair | 1965 | 14.3 m | 89 |
| JENNINGS RUN | Maryland | Fair | 1973 | 26.8 m | 88 |
| SOUTH BRANCH GUNPOWDER F | Maryland | Fair | 1940 | 12.5 m | 88 |
| BEETREE RUN | Maryland | Fair | 1979 | 12.5 m | 87 |
| GILLIS FALLS | Maryland | Good | 2001 | 22.7 m | 86 |
| TRIB / BIG BRANCH | Maryland | Fair | 1978 | 6.9 m | 86 |
| TRIBUTARY OF MARSH RUN | Maryland | Fair | 2005 | 11.6 m | 84 |
| ST JOHN CREEK | Maryland | Fair | 1984 | 22.6 m | 82 |
| TRIB / DEER CREEK | Maryland | Good | 1999 | 12.8 m | 82 |
| EAST BRANCH/WINTERS RUN | Maryland | Good | 1991 | 14.3 m | 81 |
| JACKSON BRANCH | Maryland | Fair | 1979 | 24.7 m | 81 |
| TRIB OF UPPER THOROFARE | Maryland | Fair | 1986 | 7.2 m | 81 |
| DEER CREEK | Maryland | Fair | 1973 | 27.7 m | 80 |
| MATAPONI CREEK | Maryland | Good | 2011 | 12.5 m | 80 |
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.