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 |
|---|---|---|---|---|---|
| PINEY RUN | Maryland | Fair | 1979 | 15.5 m | 10,080 |
| GWYNNS FALLS CSX | Maryland | Fair | 1931 | 99.4 m | 10,072 |
| TRIB TO FEDERAL SPRG BR | Maryland | Good | 1993 | 9.8 m | 10,054 |
| BACK CREEK | Maryland | Fair | 1991 | 16.2 m | 10,047 |
| TRIB TO CATTAIL BRANCH | Maryland | Good | 1994 | 10.1 m | 10,041 |
| MD 414 (OXON HILL ROAD) | Maryland | Good | 2005 | 51.5 m | 10,040 |
| CSX RACE ST McCOMAS ST | Maryland | Fair | 1979 | 347.2 m | 10,039 |
| SUCKER BRANCH | Maryland | Fair | 1966 | 8.7 m | 10,030 |
| DEEP CREEK LAKE | Maryland | Fair | 1987 | 209.7 m | 10,016 |
| HANOVER ST RACE ST CSX | Maryland | Fair | 1979 | 315.2 m | 10,013 |
| BALTIMORE-WASHINGTON PAR | Maryland | Poor | 1966 | 116.1 m | 10,000 |
| BRANCH OF BEAVERDAM RUN | Maryland | Good | 1983 | 7.3 m | 10,000 |
| BEAVER DAM CREEK | Maryland | Good | 1950 | 19.2 m | 10,000 |
| EASTERN BRANCH | Maryland | Fair | 2016 | 18.1 m | 10,000 |
| AMTRAK | Maryland | Fair | 1900 | 59.7 m | 9,999 |
| SAM EIG HIGHWAY | Maryland | Good | 1998 | 54.9 m | 9,998 |
| FIFTEENMILE CREEK | Maryland | Good | 1990 | 100.3 m | 9,992 |
| PRATT HOLLOW | Maryland | Good | 1990 | 14.8 m | 9,992 |
| PRATT HOLLOW | Maryland | Good | 1990 | 17.3 m | 9,992 |
| DEER CREEK | Maryland | Fair | 1931 | 32.6 m | 9,984 |
| PORTER RUN | Maryland | Fair | 1948 | 7.8 m | 9,951 |
| BRADDOCK RUN | Maryland | Fair | 1947 | 12.6 m | 9,951 |
| GOODWIN RUN | Maryland | Fair | 1997 | 26.7 m | 9,931 |
| I-95 | Maryland | Good | 2014 | 148.3 m | 9,927 |
| ANTIETAM CREEK | Maryland | Fair | 1941 | 71.9 m | 9,902 |
| GWYNNS FALLS | Maryland | Fair | 1974 | 57.3 m | 9,896 |
| OTTER POINT CREEK (N) | Maryland | Fair | 1933 | 34.3 m | 9,886 |
| FEDERAL SPRING BRANCH | Maryland | Fair | 1960 | 6.4 m | 9,861 |
| BEAR CREEK | Maryland | Fair | 1960 | 412.1 m | 9,858 |
| US 1 | Maryland | Fair | 1983 | 67.7 m | 9,852 |
| BATCHELLORS RUN | Maryland | Fair | 1931 | 8.8 m | 9,850 |
| BUCKHORN BR | Maryland | Fair | 1931 | 7.0 m | 9,850 |
| CSX RAILROAD | Maryland | Fair | 1991 | 13.4 m | 9,834 |
| TINKERS CREEK | Maryland | Fair | 2006 | 21.6 m | 9,833 |
| UNNAMED STREAM | Maryland | Good | 1982 | 8.2 m | 9,830 |
| HUNTING CREEK | Maryland | Fair | 1958 | 10.1 m | 9,800 |
| GWYNNS FALLS | Maryland | Good | 1992 | 12.5 m | 9,800 |
| NORFOLK SOUTHERN RAILROA | Maryland | Fair | 1983 | 75.5 m | 9,800 |
| I-95 | Maryland | Good | 2013 | 161.1 m | 9,800 |
| ROCK CREEK | Maryland | Fair | 1996 | 17.7 m | 9,790 |
| DEEP RUN | Maryland | Fair | 1996 | 94.5 m | 9,784 |
| MD 100 | Maryland | Good | 1996 | 62.5 m | 9,784 |
| IS 70 | Maryland | Fair | 1973 | 82.0 m | 9,752 |
| CSXT RAILROAD | Maryland | Good | 1996 | 16.5 m | 9,746 |
| MARSHYHOPE CREEK | Maryland | Fair | 1962 | 83.2 m | 9,737 |
| GUNPOWDER FALLS | Maryland | Fair | 2000 | 205.4 m | 9,732 |
| PATAPSCO RIVER | Maryland | Fair | 1934 | 50.0 m | 9,721 |
| PATUXENT RIVER | Maryland | Fair | 1935 | 62.2 m | 9,715 |
| SASSAFRAS RIVER | Maryland | Fair | 1955 | 38.1 m | 9,710 |
| MD 290 | Maryland | Fair | 1962 | 49.7 m | 9,710 |
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.