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 |
|---|---|---|---|---|---|
| I-83 AND ABANDONED RAILR | Maryland | Fair | 1959 | 44.2 m | 18,200 |
| IS 95/495 (CAPITAL BELTW | Maryland | Good | 1963 | 78.3 m | 18,200 |
| MD 200 (ICC) | Maryland | Fair | 2011 | 84.3 m | 18,193 |
| CABIN JOHN CREEK TRIBUTA | Maryland | Poor | 1965 | 6.7 m | 18,184 |
| CSXT RAILROAD | Maryland | Fair | 1965 | 50.3 m | 18,183 |
| I-83 ABANDONED RR | Maryland | Fair | 1930 | 63.4 m | 18,180 |
| TRIB TO LITTLE PAINT BR | Maryland | Fair | 1964 | 7.0 m | 18,162 |
| JAMES RUN | Maryland | Fair | 1988 | 17.0 m | 18,082 |
| MARYLAND MIDLAND RR | Maryland | Fair | 1936 | 64.3 m | 18,070 |
| FISHING CREEK | Maryland | Good | 2019 | 25.2 m | 18,067 |
| OCEAN PKWY & GOLF PATH | Maryland | Fair | 1971 | 12.2 m | 18,062 |
| MD 589 | Maryland | Fair | 1973 | 64.9 m | 18,062 |
| AMTRAK WMATA BEAVER CR | Maryland | Fair | 1988 | 178.3 m | 18,062 |
| ST MARYS RIVER | Maryland | Fair | 1974 | 6.7 m | 18,051 |
| IS 70 | Maryland | Fair | 1968 | 76.2 m | 18,047 |
| TRIBUTARY TO DEAD RUN | Maryland | Fair | 1961 | 7.1 m | 17,998 |
| B&O MUSEUM RR | Maryland | Fair | 1993 | 88.7 m | 17,983 |
| US 40 CSX RAILROAD | Maryland | Good | 1995 | 115.8 m | 17,981 |
| CSXT RR | Maryland | Fair | 1978 | 68.6 m | 17,979 |
| DOCK ROAD | Maryland | Fair | 1979 | 36.3 m | 17,979 |
| AMTRAK | Maryland | Fair | 1992 | 103.6 m | 17,906 |
| AMTRAK | Maryland | Fair | 1928 | 36.0 m | 17,889 |
| TRIB TO HENSON CREEK | Maryland | Fair | 1962 | 12.2 m | 17,853 |
| MILL CREEK | Maryland | Poor | 1984 | 19.5 m | 17,842 |
| I-95 | Maryland | Fair | 1963 | 80.2 m | 17,842 |
| CASSELMAN RIVER | Maryland | Fair | 1975 | 99.4 m | 17,770 |
| CASSELMAN RIVER | Maryland | Fair | 1975 | 99.4 m | 17,770 |
| US 50 & RAMP H | Maryland | Good | 1987 | 108.8 m | 17,751 |
| AMTRAK | Maryland | Good | 1986 | 69.2 m | 17,728 |
| US 29 | Maryland | Good | 2001 | 89.9 m | 17,672 |
| US 29 | Maryland | Good | 2001 | 89.9 m | 17,672 |
| COLLINGTON BRANCH | Maryland | Good | 1992 | 21.3 m | 17,642 |
| SAWMILL CREEK | Maryland | Fair | 1980 | 16.6 m | 17,610 |
| JONES FALLS | Maryland | Fair | 1961 | 43.9 m | 17,593 |
| TRIBUTARY TO SOUTHWEST B | Maryland | Fair | 1972 | 8.2 m | 17,575 |
| MD 231 | Maryland | Good | 2006 | 57.6 m | 17,551 |
| MD 231 | Maryland | Good | 2006 | 57.6 m | 17,551 |
| SHADE HOLLOW ROAD | Maryland | Good | 1975 | 38.7 m | 17,530 |
| SHADE HOLLOW ROAD | Maryland | Good | 1975 | 38.7 m | 17,530 |
| UNNAMED TRIBUTARY | Maryland | Good | 2006 | 14.3 m | 17,493 |
| ANN RD RUS ST GWY FALL | Maryland | Fair | 1977 | 409.7 m | 17,492 |
| TRIB. TO SOUTHWEST BR. | Maryland | Fair | 1972 | 12.8 m | 17,480 |
| OREGON BRANCH | Maryland | Good | 1966 | 14.0 m | 17,473 |
| BALLENGER CREEK | Maryland | Fair | 1926 | 18.3 m | 17,450 |
| MTA METRO AND CSX RAILRO | Maryland | Good | 1984 | 73.5 m | 17,445 |
| CSX RAILROAD | Maryland | Fair | 1991 | 42.4 m | 17,445 |
| MD 5 | Maryland | Good | 2018 | 70.6 m | 17,425 |
| MEADOW BRANCH | Maryland | Fair | 1952 | 8.9 m | 17,390 |
| WILLET BRANCH | Maryland | Fair | 1958 | 7.3 m | 17,373 |
| US 40 | Maryland | Fair | 1968 | 73.5 m | 17,370 |
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.