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 |
|---|---|---|---|---|---|
| OLD WOMANS RUN | Maryland | Fair | 1939 | 8.2 m | 3,581 |
| NORTH STIRRUP RUN | Maryland | Fair | 1917 | 12.2 m | 3,572 |
| BR OF CHESTER RIVER | Maryland | Fair | 1962 | 7.0 m | 3,571 |
| LITTLE SENECA LAKE | Maryland | Fair | 1984 | 163.7 m | 3,571 |
| AMTRAK | Maryland | Fair | 1943 | 41.8 m | 3,563 |
| RADCLIFF CREEK | Maryland | Fair | 1948 | 35.4 m | 3,563 |
| BR OF CONOCOCHEAGUE CREE | Maryland | Good | 1965 | 11.6 m | 3,561 |
| BRANCH OF GEORGES CREEK | Maryland | Fair | 1933 | 7.0 m | 3,555 |
| ROCK CREEK | Maryland | Poor | 1965 | 46.9 m | 3,554 |
| DEER CREEK | Maryland | Fair | 1989 | 28.3 m | 3,552 |
| BLACKROCK RUN | Maryland | Fair | 1995 | 9.8 m | 3,551 |
| CSX TRANSPORTATION | Maryland | Fair | 1957 | 51.8 m | 3,542 |
| DORCUS BRANCH | Maryland | Fair | 1925 | 7.3 m | 3,541 |
| JONES FALLS | Maryland | Fair | 1920 | 12.2 m | 3,531 |
| WESTERN RUN | Maryland | Fair | 1893 | 35.4 m | 3,524 |
| MD 32 | Maryland | Good | 1995 | 62.5 m | 3,513 |
| BRANCH OF LITTLE PATUXEN | Maryland | Fair | 1935 | 7.3 m | 3,512 |
| IS 97 | Maryland | Fair | 1990 | 73.2 m | 3,511 |
| FISHING CREEK | Maryland | Fair | 1979 | 36.6 m | 3,507 |
| MARSHYHOPE CREEK | Maryland | Fair | 1999 | 178.3 m | 3,502 |
| LITTLE SENECA CREEK TRIB | Maryland | Good | 2011 | 17.7 m | 3,500 |
| ROCK CREEK TRIBUTARY | Maryland | Good | 2017 | 7.6 m | 3,496 |
| JAMES CREEK TRIBUTARY | Maryland | Fair | 1985 | 6.3 m | 3,494 |
| EAST BRANCH HERBERT RUN | Maryland | Fair | 1960 | 6.1 m | 3,484 |
| DRY RUN | Maryland | Good | 1981 | 8.3 m | 3,480 |
| PAINT BRANCH TRIBUTARY | Maryland | Good | 1975 | 6.4 m | 3,476 |
| MILL RUN | Maryland | Fair | 1996 | 12.2 m | 3,475 |
| SNOWDEN RUN | Maryland | Fair | 1971 | 14.1 m | 3,466 |
| BROADWAY BRANCH | Maryland | Fair | 1950 | 7.5 m | 3,460 |
| SILVER CREEK | Maryland | Fair | 1940 | 6.1 m | 3,460 |
| BR OF MIDDLE PATUXENT RI | Maryland | Fair | 1982 | 7.1 m | 3,451 |
| ISRAEL CREEK | Maryland | Good | 2015 | 17.7 m | 3,450 |
| WMSRR | Maryland | Good | 1928 | 30.0 m | 3,445 |
| HUNTING CREEK | Maryland | Fair | 1995 | 53.0 m | 3,445 |
| BR OF GUNPOWDER FALLS | Maryland | Fair | 1972 | 17.7 m | 3,442 |
| IS 795 | Maryland | Good | 1985 | 82.9 m | 3,435 |
| PISCATAWAY CREEK | Maryland | Fair | 1974 | 32.6 m | 3,434 |
| UNNAMED STREAM | Maryland | Fair | 1966 | 6.7 m | 3,430 |
| EDISON BRANCH | Maryland | Fair | 1998 | 11.3 m | 3,421 |
| GWYNNS FALLS | Maryland | Poor | 1970 | 48.5 m | 3,421 |
| GEORGES RUN | Maryland | Good | 2009 | 19.8 m | 3,415 |
| PINEY BRANCH | Maryland | Good | 2007 | 37.8 m | 3,414 |
| US 13 | Maryland | Fair | 1976 | 82.9 m | 3,411 |
| GERMAN BRANCH | Maryland | Good | 2002 | 17.7 m | 3,400 |
| WHETSTONE RUN TRIBUTARY | Maryland | Good | 1981 | 8.0 m | 3,395 |
| HOLLOW CREEK | Maryland | Fair | 1920 | 14.0 m | 3,394 |
| GUNPOWDER FALLS | Maryland | Good | 1991 | 118.9 m | 3,393 |
| CSX RAILROAD | Maryland | Fair | 1973 | 40.5 m | 3,390 |
| PARKS RUN | Maryland | Fair | 1949 | 7.0 m | 3,390 |
| BALD HILL BRANCH | Maryland | Poor | 1963 | 15.2 m | 3,386 |
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.