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 |
|---|---|---|---|---|---|
| BR OF MORGAN CREEK | Maryland | Fair | 1955 | 15.5 m | 3,381 |
| MONOCACY RIVER | Maryland | Fair | 1980 | 152.4 m | 3,371 |
| TRACEYS CREEK | Maryland | Fair | 1975 | 158.8 m | 3,355 |
| ROCKHOLD CREEK | Maryland | Fair | 1980 | 76.2 m | 3,344 |
| FISHING CREEK | Maryland | Good | 1954 | 22.2 m | 3,332 |
| I-95 | Maryland | Good | 2019 | 102.5 m | 3,330 |
| WATERMAIN | Maryland | Fair | 1989 | 45.1 m | 3,326 |
| I-495 | Maryland | Fair | 1989 | 209.1 m | 3,326 |
| BR OF GUNPOWDER FALLS | Maryland | Fair | 1929 | 7.3 m | 3,322 |
| WINTERS RUN | Maryland | Fair | 1958 | 25.0 m | 3,320 |
| TRIBUTARY TO WHITE MARSH | Maryland | Good | 2005 | 10.1 m | 3,320 |
| CEDAR BRANCH | Maryland | Fair | 1975 | 7.3 m | 3,309 |
| PORT TABACCO CREEK | Maryland | Fair | 1988 | 31.7 m | 3,302 |
| HOGHOLE RUN | Maryland | Good | 1955 | 6.1 m | 3,302 |
| MILL RUN | Maryland | Fair | 1961 | 17.8 m | 3,302 |
| BR. LITTLE PATUXENT RIVE | Maryland | Fair | 1969 | 13.1 m | 3,293 |
| LITTLE NORTHEAST CREEK | Maryland | Fair | 2007 | 20.7 m | 3,291 |
| CENTRE ST QUEEN CITY DR | Maryland | Fair | 1968 | 174.7 m | 3,284 |
| SENECA CREEK | Maryland | Fair | 1959 | 38.4 m | 3,284 |
| TUSCARORA CREEK | Maryland | Good | 1989 | 10.1 m | 3,284 |
| JAMES CREEK TRIBUTARY | Maryland | Fair | 1998 | 9.4 m | 3,273 |
| BR OF HUNTING CREEK | Maryland | Fair | 1971 | 9.1 m | 3,271 |
| HUNTING CREEK | Maryland | Fair | 1970 | 13.2 m | 3,271 |
| CSX RAILROAD | Maryland | Fair | 1957 | 46.3 m | 3,260 |
| OCTORARO CREEK | Maryland | Fair | 1900 | 52.1 m | 3,250 |
| CNX RR | Maryland | Fair | 1976 | 44.5 m | 3,245 |
| I-170 | Maryland | Fair | 1976 | 60.4 m | 3,243 |
| MATTAWOMAN CREEK | Maryland | Fair | 1930 | 29.9 m | 3,231 |
| COOLSPRING BRANCH | Maryland | Fair | 1952 | 7.6 m | 3,230 |
| TUSCARORA CREEK | Maryland | Fair | 2007 | 34.7 m | 3,212 |
| I-170 | Maryland | Fair | 1976 | 53.5 m | 3,212 |
| NORTH BRANCH JONES FALLS | Maryland | Fair | 1910 | 11.0 m | 3,208 |
| WARDS RUN | Maryland | Fair | 1929 | 18.3 m | 3,204 |
| LOCAL STREAM | Maryland | Fair | 1982 | 9.4 m | 3,203 |
| DORSEY RUN | Maryland | Good | 1991 | 16.8 m | 3,203 |
| LONG DRAUGHT BRANCH | Maryland | Good | 1977 | 6.4 m | 3,200 |
| BACK BRANCH | Maryland | Fair | 1968 | 6.4 m | 3,200 |
| CSX TRANS. | Maryland | Fair | 1930 | 47.9 m | 3,198 |
| KELLOGG BRANCH | Maryland | Fair | 1917 | 7.6 m | 3,193 |
| BR OF DEER CREEK | Maryland | Good | 1986 | 6.9 m | 3,193 |
| BR OF DEER CREEK | Maryland | Fair | 1986 | 9.6 m | 3,193 |
| BR OF DEER CREEK | Maryland | Fair | 1986 | 15.1 m | 3,193 |
| US 13 | Maryland | Fair | 1974 | 111.6 m | 3,190 |
| WEST BRANCH OF CHRISTINA | Maryland | Good | 2008 | 23.2 m | 3,184 |
| WALKER BRANCH | Maryland | Fair | 1953 | 9.1 m | 3,173 |
| GWYNNS FALLS | Maryland | Fair | 1965 | 50.3 m | 3,170 |
| I-170 | Maryland | Fair | 1977 | 59.4 m | 3,164 |
| BEAVERDAM CREEK | Maryland | Fair | 1991 | 14.3 m | 3,163 |
| BIG ELK CREEK | Maryland | Fair | 1969 | 48.8 m | 3,150 |
| SAVAGE RIVER | Maryland | Fair | 1937 | 40.1 m | 3,150 |
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.