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 |
|---|---|---|---|---|---|
| GRANNY FINLEY BRANCH | Maryland | Fair | 1910 | 10.7 m | 6,761 |
| THREE BRIDGES BRANCH | Maryland | Fair | 1909 | 22.9 m | 6,761 |
| ISLAND CREEK | Maryland | Fair | 1961 | 14.0 m | 6,761 |
| SOUTHEAST CREEK | Maryland | Fair | 1970 | 21.0 m | 6,761 |
| POTOMAC RIVER CSX TRANS | Maryland | Fair | 1909 | 518.5 m | 6,761 |
| NEFF RUN | Maryland | Fair | 1939 | 11.8 m | 6,750 |
| CARROLL CREEK | Maryland | Poor | 1911 | 14.9 m | 6,750 |
| CSXT RAILROAD | Maryland | Poor | 1965 | 32.9 m | 6,745 |
| CSX TRANSPORTATION | Maryland | Fair | 1975 | 58.8 m | 6,742 |
| MIRANT POWER COMPANY | Maryland | Fair | 1967 | 46.3 m | 6,741 |
| BR OF WYE RIVER | Maryland | Fair | 1962 | 31.7 m | 6,741 |
| STONY RUN | Maryland | Good | 2016 | 6.6 m | 6,736 |
| LITTLE ANTIETAM CREEK | Maryland | Fair | 1958 | 24.7 m | 6,732 |
| LITTLE ANTIETAM CREEK | Maryland | Fair | 1958 | 32.3 m | 6,732 |
| CSX TRANSPORTATION | Maryland | Fair | 2000 | 32.9 m | 6,732 |
| WATTS BRANCH | Maryland | Good | 2017 | 22.3 m | 6,724 |
| ROCKY FOUNTAIN RUN | Maryland | Fair | 1929 | 7.9 m | 6,713 |
| LITTLE YOUGHIOGHENY RIVE | Maryland | Fair | 1932 | 10.4 m | 6,712 |
| CHARLES BRANCH | Maryland | Good | 2024 | 16.8 m | 6,700 |
| TRIBUTARY TO LITTLE PATU | Maryland | Good | 1999 | 9.0 m | 6,700 |
| BIG ELK CREEK | Maryland | Good | 1960 | 66.1 m | 6,681 |
| AMTRAK | Maryland | Fair | 1980 | 86.3 m | 6,680 |
| LITTLE DEER CREEK | Maryland | Fair | 1930 | 12.2 m | 6,673 |
| BR OF SOUTHWEST BR | Maryland | Fair | 1964 | 10.7 m | 6,658 |
| MIDDLE PATUXENT RIVER | Maryland | Good | 2000 | 32.8 m | 6,656 |
| CSXT RAILROAD | Maryland | Good | 2001 | 22.6 m | 6,654 |
| GEORGES CREEK | Maryland | Good | 1963 | 30.5 m | 6,642 |
| I-170 | Maryland | Fair | 1975 | 66.4 m | 6,632 |
| UTILITY ACCESS RD | Maryland | Fair | 1980 | 342.6 m | 6,591 |
| TRIBUTARY TO DEAD RUN | Maryland | Fair | 1956 | 12.3 m | 6,550 |
| TRIBUTARY TO STONEY CREE | Maryland | Fair | 1986 | 8.4 m | 6,542 |
| PINEY BRANCH | Maryland | Good | 1991 | 9.3 m | 6,540 |
| KERRICK SWAMP | Maryland | Fair | 1931 | 12.5 m | 6,540 |
| OLD FARM CREEK | Maryland | Fair | 1972 | 7.0 m | 6,533 |
| MD 210 SB and Service Rd | Maryland | Good | 2021 | 41.4 m | 6,525 |
| Carey Branch | Maryland | Good | 2021 | 22.8 m | 6,525 |
| CENTRE ST QUEEN CITY DR | Maryland | Fair | 1968 | 149.7 m | 6,507 |
| SWAN CREEK | Maryland | Good | 1978 | 6.7 m | 6,501 |
| TUCKAHOE CREEK | Maryland | Good | 2012 | 283.5 m | 6,500 |
| CSX | Maryland | Poor | 1914 | 40.5 m | 6,500 |
| REDHOUSE CREEK | Maryland | Fair | 1955 | 14.1 m | 6,499 |
| GILBERT SWAMP | Maryland | Good | 1987 | 19.5 m | 6,492 |
| WHEATLEY RUN | Maryland | Good | 1987 | 7.6 m | 6,492 |
| BUSH CREEK | Maryland | Fair | 1972 | 26.2 m | 6,492 |
| LITTLE PAINT BRANCH | Maryland | Good | 1955 | 10.1 m | 6,491 |
| CSX | Maryland | Fair | 1973 | 59.4 m | 6,464 |
| QUAD AVE HERRING RUN | Maryland | Fair | 1974 | 296.6 m | 6,464 |
| US40 (Pulaski Highway) | Maryland | Fair | 1976 | 70.7 m | 6,464 |
| IS 195 SBR | Maryland | Fair | 1970 | 61.0 m | 6,452 |
| ST CLEMENTS CREEK | Maryland | Fair | 1929 | 7.3 m | 6,450 |
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.