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 |
|---|---|---|---|---|---|
| BIG PIPE CREEK | Maryland | Good | 1974 | 22.3 m | 54 |
| TRIB TO LITTLE PATUXENT | Maryland | Poor | 1935 | 7.4 m | 54 |
| BONNIE BRANCH | Maryland | Good | 1990 | 6.4 m | 54 |
| US 340 | Maryland | Fair | 1964 | 69.8 m | 53 |
| BEAVER DAM CREEK | Maryland | Good | 1982 | 7.9 m | 53 |
| NYDEGGER RUN | Maryland | Fair | 2002 | 9.8 m | 53 |
| LITTLE TONOLOWAY CREEK | Maryland | Good | 2008 | 19.1 m | 53 |
| LITTLE FALLS BRANCH | Maryland | Fair | 1965 | 7.9 m | 52 |
| SHANKS CREEK | Maryland | Poor | 1971 | 28.0 m | 52 |
| BYNUM RUN | Maryland | Good | 1930 | 17.5 m | 51 |
| LITTLE PATUXENT RIVER | Maryland | Good | 2006 | 31.7 m | 50 |
| IS 68 | Maryland | Good | 1990 | 69.5 m | 50 |
| ELK LICK RUN | Maryland | Good | 1966 | 6.4 m | 50 |
| BR OF THORNE GUT | Maryland | Good | 2018 | 11.5 m | 50 |
| MD 5 | Maryland | Good | 2006 | 62.5 m | 50 |
| BR OF HOLLOW CREEK | Maryland | Fair | 1960 | 6.7 m | 50 |
| LITTLE FISHING CREEK | Maryland | Fair | 1980 | 6.4 m | 50 |
| TRIBUTARY OF RENN | Maryland | Good | 1960 | 9.9 m | 50 |
| FISHING CREEK | Maryland | Fair | 2007 | 14.3 m | 50 |
| DEEP RUN | Maryland | Good | 1995 | 12.3 m | 50 |
| C&O CANAL | Maryland | Good | 2024 | 12.8 m | 50 |
| C&O CANAL | Maryland | Fair | 1973 | 9.5 m | 50 |
| BLUE BLAZES CREEK | Maryland | Fair | 1960 | 6.2 m | 50 |
| MEETINGHOUSE BRANCH | Maryland | Good | 1940 | 9.3 m | 50 |
| BUFFALO RUN | Maryland | Poor | 1989 | 11.0 m | 48 |
| TIBER RIVER | Maryland | Poor | 1935 | 11.6 m | 45 |
| LITTLE CATOCTIN CREEK | Maryland | Good | 1982 | 8.2 m | 44 |
| BUFFALO RUN | Maryland | Poor | 1989 | 10.1 m | 44 |
| BROAD CREEK | Maryland | Fair | 1974 | 19.3 m | 44 |
| TOWN CREEK | Maryland | Fair | 1926 | 21.6 m | 43 |
| SPILLWAY TO WETLANDS | Maryland | Fair | 1989 | 7.6 m | 40 |
| GAREY MILL POND BRANCH | Maryland | Poor | 1950 | 7.9 m | 40 |
| BUFFALO RUN | Maryland | Fair | 1982 | 15.2 m | 40 |
| LANES RUN | Maryland | Fair | 1960 | 8.5 m | 40 |
| BIG BRANCH | Maryland | Fair | 1990 | 9.8 m | 37 |
| MONOCACY RIVER | Maryland | Fair | 1918 | 61.9 m | 36 |
| LITTLE BENNETT CREEK | Maryland | Good | 1930 | 20.1 m | 36 |
| BIG PIPE CREEK | Maryland | Good | 1984 | 6.1 m | 35 |
| BOLIVAR BRANCH | Maryland | Good | 1994 | 10.4 m | 35 |
| SNOWY CREEK | Maryland | Fair | 1960 | 21.9 m | 35 |
| EAST BRANCH/WINTERS RUN | Maryland | Fair | 1995 | 12.5 m | 35 |
| LEWIS MILL BRANCH | Maryland | Fair | 1982 | 11.6 m | 32 |
| TRIB TO RED HILL BRANCH | Maryland | Fair | 2000 | 7.7 m | 32 |
| DEEP RUN | Maryland | Good | 1980 | 7.0 m | 31 |
| BEAR CREEK | Maryland | Poor | 1920 | 18.9 m | 30 |
| DORSEY BRANCH | Maryland | Good | 2000 | 12.4 m | 30 |
| STILL CREEK | Maryland | Good | 2022 | 21.3 m | 30 |
| MILL RUN | Maryland | Fair | 1950 | 7.5 m | 29 |
| MIDDLE CREEK | Maryland | Good | 1981 | 7.6 m | 27 |
| MILL RUN | Maryland | Poor | 1984 | 13.8 m | 27 |
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.