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 |
|---|---|---|---|---|---|
| TRIB. TO CHESTER RIVER | Maryland | Fair | 1985 | 6.7 m | 1,333 |
| WOODVILLE BRANCH | Maryland | Fair | 1972 | 6.4 m | 1,333 |
| MACARTHUR BOULEVARD | Maryland | Fair | 1963 | 102.4 m | 1,330 |
| GASHEYS CREEK | Maryland | Good | 1993 | 14.9 m | 1,330 |
| LONG DRAUGHT BRANCH | Maryland | Poor | 1982 | 9.1 m | 1,329 |
| MASON BRANCH | Maryland | Good | 1910 | 29.3 m | 1,329 |
| EAST BRANCH PATAPSCO RIV | Maryland | Fair | 1969 | 21.0 m | 1,327 |
| IS 70 | Maryland | Good | 1964 | 70.4 m | 1,325 |
| HIGH BRIDGE BRANCH | Maryland | Fair | 1998 | 7.6 m | 1,325 |
| OWENS CREEK | Maryland | Fair | 1982 | 29.6 m | 1,323 |
| SOUTHWEST BRANCH | Maryland | Fair | 1982 | 7.9 m | 1,323 |
| BEAR BRANCH | Maryland | Fair | 1960 | 11.5 m | 1,322 |
| POTOMAC RIVER TRIBUTARY | Maryland | Fair | 1925 | 8.5 m | 1,322 |
| JENNINGS RUN | Maryland | Poor | 1987 | 11.7 m | 1,320 |
| RED LION BRANCH | Maryland | Good | 1984 | 19.2 m | 1,320 |
| BIG ELK CREEK | Maryland | Fair | 1965 | 25.3 m | 1,318 |
| IS 68 | Maryland | Good | 1990 | 85.3 m | 1,314 |
| COX CREEK | Maryland | Good | 1999 | 20.4 m | 1,312 |
| LITTLE YOUGHIOGHENY RIVE | Maryland | Poor | 1968 | 42.7 m | 1,310 |
| PATTYS BRANCH | Maryland | Fair | 1967 | 13.7 m | 1,310 |
| TRIB. OF LINGANORE CREEK | Maryland | Fair | 1929 | 14.9 m | 1,309 |
| US 1 PATAPSCO RIVER | Maryland | Fair | 1959 | 207.0 m | 1,305 |
| ACCESS ROAD | Maryland | Fair | 1979 | 9.4 m | 1,305 |
| CSX RAILROAD | Maryland | Good | 2009 | 21.3 m | 1,302 |
| SOUTH BR PATAPSCO RIVER | Maryland | Fair | 1975 | 46.0 m | 1,301 |
| SEVERN RUN | Maryland | Good | 2012 | 9.1 m | 1,301 |
| HOURLY PARKING GARAGE | Maryland | Good | 1995 | 7.9 m | 1,300 |
| LITTLE CATOCTIN CREEK | Maryland | Fair | 1912 | 7.6 m | 1,300 |
| HOURLY PARKING GARAGE | Maryland | Good | 1991 | 38.9 m | 1,300 |
| BRICE RUN | Maryland | Fair | 1930 | 11.2 m | 1,300 |
| HOURLY PARKING GARAGE | Maryland | Good | 1996 | 77.7 m | 1,300 |
| LITTLE CATOCTIN CREEK | Maryland | Good | 1999 | 23.4 m | 1,296 |
| LOWER LEVEL ROADWAY & RA | Maryland | Good | 1996 | 57.9 m | 1,295 |
| BEAVER RUN | Maryland | Fair | 1976 | 18.3 m | 1,291 |
| STREAM | Maryland | Good | 1958 | 7.6 m | 1,291 |
| UNNAMED STREAM | Maryland | Fair | 1989 | 6.1 m | 1,282 |
| SOUTH BRANCH PATAPSCO RI | Maryland | Fair | 1978 | 18.6 m | 1,282 |
| BUSH CREEK | Maryland | Good | 1975 | 25.0 m | 1,282 |
| OCTORARO CREEK | Maryland | Fair | 1884 | 40.5 m | 1,279 |
| TRIBUTARY TO COLLINGTON | Maryland | Good | 2009 | 16.5 m | 1,277 |
| BACON RIDGE BRANCH | Maryland | Good | 2017 | 10.1 m | 1,276 |
| PEA VINE RUN | Maryland | Good | 2004 | 8.5 m | 1,275 |
| JACOBS CREEK | Maryland | Fair | 1938 | 18.6 m | 1,272 |
| BROWNS BRANCH | Maryland | Fair | 1986 | 12.5 m | 1,270 |
| KERRICK SWAMP | Maryland | Good | 2008 | 27.4 m | 1,269 |
| BIG PIPE CREEK | Maryland | Fair | 1930 | 29.7 m | 1,268 |
| LITTLE PATUXENT RIVER | Maryland | Fair | 1980 | 11.0 m | 1,267 |
| BROAD RUN | Maryland | Good | 1960 | 10.1 m | 1,265 |
| GALESTOWN MILLPOND | Maryland | Good | 2008 | 7.6 m | 1,259 |
| ROLAND RUN | Maryland | Fair | 1988 | 20.4 m | 1,255 |
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.