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 |
|---|---|---|---|---|---|
| GUNPOWDER FALLS | Maryland | Fair | 1898 | 36.6 m | 275 |
| BUSH CABIN RUN | Maryland | Fair | 1910 | 6.8 m | 275 |
| JAMES RUN | Maryland | Fair | 1930 | 9.8 m | 275 |
| STREAM | Maryland | Good | 1958 | 7.9 m | 275 |
| BIRCH BRANCH | Maryland | Fair | 1994 | 7.3 m | 275 |
| SHADY BRANCH | Maryland | Good | 1990 | 9.1 m | 274 |
| NASSAWANGO CREEK | Maryland | Poor | 1986 | 10.1 m | 272 |
| STREAM | Maryland | Good | 1958 | 7.3 m | 271 |
| ALLOWAY CREEK | Maryland | Fair | 1911 | 19.2 m | 269 |
| ALLOWAY CREEK | Maryland | Fair | 1940 | 13.3 m | 269 |
| TIBER BRANCH | Maryland | Good | 2000 | 9.9 m | 269 |
| MOORES RUN | Maryland | Good | 2014 | 9.9 m | 268 |
| SECOND MINE BRANCH | Maryland | Good | 2012 | 9.4 m | 268 |
| MONOCACY RIVER | Maryland | Poor | 1911 | 69.8 m | 268 |
| TRIB OF TUCKAHOE CREEK | Maryland | Fair | 1975 | 7.0 m | 268 |
| TRIB. TO WHITEHALL CREEK | Maryland | Fair | 1980 | 7.0 m | 266 |
| TRIB TO PATUXENT RIVER | Maryland | Fair | 1994 | 30.5 m | 266 |
| TRIBUTARY TO GUNPOWDER F | Maryland | Fair | 1980 | 7.7 m | 266 |
| MILLS BRANCH | Maryland | Good | 1997 | 35.8 m | 266 |
| MORGAN CREEK | Maryland | Good | 1975 | 9.4 m | 266 |
| CYPRESS BRANCH | Maryland | Fair | 1968 | 25.5 m | 266 |
| MILL POND | Maryland | Fair | 1989 | 7.6 m | 265 |
| EAST FORK LANGFORD CREEK | Maryland | Fair | 1989 | 7.6 m | 265 |
| TRIB TO CHESTER RIVER | Maryland | Poor | 1928 | 12.4 m | 265 |
| CYPRESS BRANCH | Maryland | Fair | 1962 | 24.5 m | 265 |
| MORGAN CREEK | Maryland | Fair | 2002 | 19.2 m | 265 |
| MILLS BRANCH | Maryland | Poor | 1975 | 6.7 m | 265 |
| CONOCOCHEAGUE CREEK | Maryland | Good | 1829 | 48.5 m | 265 |
| TOMS CREEK | Maryland | Good | 1928 | 26.2 m | 263 |
| CSX RAILROAD | Maryland | Good | 2010 | 68.2 m | 260 |
| MONOCACY RIVER | Maryland | Fair | 1900 | 58.5 m | 260 |
| PINEY RUN | Maryland | Good | 1958 | 14.9 m | 260 |
| BENNETT CREEK | Maryland | Fair | 1974 | 35.4 m | 260 |
| DORCUS BRANCH | Maryland | Fair | 1963 | 7.3 m | 260 |
| SAVAGE RIVER | Maryland | Fair | 1976 | 76.2 m | 260 |
| GRAVELLY RUN | Maryland | Fair | 1983 | 15.7 m | 260 |
| POCOMOKE RIVER | Maryland | Fair | 1990 | 28.0 m | 260 |
| LEVEL 3 EXIT RAMP FROM H | Maryland | Fair | 1991 | 10.5 m | 259 |
| UNNAMED STREAM | Maryland | Fair | 1991 | 6.4 m | 258 |
| MURLEY BRANCH | Maryland | Fair | 1985 | 7.6 m | 255 |
| WOLFDEN RUN | Maryland | Good | 2012 | 9.9 m | 255 |
| TRIBUTARY TO NORRIS RUN | Maryland | Good | 2015 | 7.8 m | 254 |
| TRIBUTARY TO NORRIS RUN | Maryland | Good | 2015 | 7.8 m | 254 |
| TRACYS CREEK | Maryland | Fair | 1998 | 8.2 m | 253 |
| CARROLL BRANCH | Maryland | Fair | 1922 | 8.2 m | 252 |
| DRY RUN | Maryland | Fair | 1950 | 7.0 m | 252 |
| THIRD MINE BRANCH | Maryland | Good | 2016 | 10.7 m | 250 |
| TRIBUTARY OF MATTAWOMAN | Maryland | Fair | 1989 | 6.1 m | 250 |
| LAUREL RUN | Maryland | Fair | 1982 | 12.2 m | 250 |
| NORTH BRANCH OF THE POTO | Maryland | Fair | 1942 | 17.4 m | 250 |
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.