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 |
|---|---|---|---|---|---|
| PAINT BRANCH | Maryland | Fair | 1957 | 111.3 m | 66,948 |
| HENSON CREEK | Maryland | Fair | 1950 | 68.9 m | 66,772 |
| COX CREEK | Maryland | Fair | 1950 | 21.0 m | 66,761 |
| OLD FARM CREEK | Maryland | Good | 2008 | 16.8 m | 66,690 |
| DAISY AVENUE | Maryland | Fair | 1949 | 18.0 m | 66,611 |
| BYNUM RUN | Maryland | Fair | 1963 | 36.5 m | 66,515 |
| CANTON RR | Maryland | Fair | 1957 | 48.2 m | 66,448 |
| GWYNNS FALLS MANOKIN ST | Maryland | Fair | 1963 | 146.9 m | 66,434 |
| LOMBARD STREET | Maryland | Good | 1994 | 49.4 m | 66,347 |
| RACE ST HANOVER ST | Maryland | Fair | 1979 | 607.5 m | 66,316 |
| CABIN BRANCH | Maryland | Fair | 1972 | 13.9 m | 66,222 |
| GUILFORD BRANCH | Maryland | Fair | 1983 | 11.6 m | 66,020 |
| IS95X NB IS495OL RAMP F | Maryland | Fair | 1987 | 797.1 m | 65,948 |
| DORSEY RUN | Maryland | Good | 1984 | 13.7 m | 65,902 |
| MD 295 | Maryland | Fair | 1992 | 50.0 m | 65,902 |
| MD 295 | Maryland | Fair | 1992 | 47.9 m | 65,902 |
| PINEY CREEK | Maryland | Fair | 1950 | 13.1 m | 65,701 |
| PINEY CREEK | Maryland | Fair | 1950 | 13.1 m | 65,701 |
| KENT ISLAND NARROW | Maryland | Fair | 1990 | 914.7 m | 65,701 |
| MD 27 | Maryland | Fair | 1974 | 84.7 m | 65,550 |
| MD 27 | Maryland | Fair | 1974 | 84.7 m | 65,550 |
| WB MCCOMAS ST | Maryland | Fair | 1982 | 755.9 m | 65,378 |
| KEY HWY WB MCCOMAS ST | Maryland | Fair | 1982 | 649.2 m | 65,378 |
| CAREY BRANCH | Maryland | Good | 1945 | 10.7 m | 65,100 |
| HENSON CREEK | Maryland | Fair | 1945 | 21.3 m | 65,100 |
| BOSTON ST ODONNELL S | Maryland | Good | 1980 | 763.5 m | 64,724 |
| BUFFALO CREEK | Maryland | Fair | 1955 | 7.4 m | 64,381 |
| CONRAIL YARD | Maryland | Fair | 1980 | 381.0 m | 64,313 |
| PONCA ST I 895 | Maryland | Fair | 1980 | 588.9 m | 64,313 |
| AMTRAK RR | Maryland | Fair | 1962 | 54.9 m | 64,281 |
| B & O RR | Maryland | Fair | 1972 | 122.8 m | 64,059 |
| BYNUM RUN | Maryland | Fair | 1963 | 32.9 m | 63,977 |
| PUMPING STATION | Maryland | Fair | 1959 | 27.7 m | 63,086 |
| MD 223 | Maryland | Good | 2014 | 64.0 m | 63,050 |
| MD 223 | Maryland | Good | 2014 | 64.0 m | 63,050 |
| NORFOLK SOUTHERN RR | Maryland | Fair | 1958 | 53.0 m | 63,000 |
| NORFOLK SOUTHERN RR | Maryland | Fair | 1958 | 53.0 m | 63,000 |
| MAUGANSVILLE ROAD | Maryland | Fair | 1958 | 53.6 m | 63,000 |
| MAUGANSVILLE ROAD | Maryland | Fair | 1958 | 57.6 m | 63,000 |
| BELFAST ROAD | Maryland | Fair | 1955 | 43.0 m | 62,891 |
| ANTIETAM CREEK | Maryland | Fair | 1968 | 72.8 m | 62,740 |
| ANTIETAM CREEK | Maryland | Fair | 1968 | 72.8 m | 62,740 |
| US 40 ALT | Maryland | Fair | 1965 | 56.1 m | 62,740 |
| US 40 ALT | Maryland | Fair | 1965 | 56.1 m | 62,740 |
| US 11 | Maryland | Poor | 1965 | 45.4 m | 62,680 |
| MD 632 | Maryland | Poor | 1966 | 53.6 m | 62,680 |
| IS 81 | Maryland | Fair | 1964 | 83.9 m | 62,680 |
| IS 81 | Maryland | Fair | 1964 | 83.5 m | 62,680 |
| US 11 | Maryland | Poor | 1965 | 45.4 m | 62,680 |
| MD 632 | Maryland | Poor | 1966 | 53.6 m | 62,680 |
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.