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.

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BridgeLocationConditionYear BuiltLengthADT
BR OF POTOMAC RIVER Maryland Good 2019 10.5 m 325
TRIBUTARY TO FIRST MINE Maryland Fair 1988 7.7 m 325
TRIBUTARY TO SLADE RUN Maryland Fair 1920 7.0 m 325
TRIB TO LITTLE PATUXENT Maryland Poor 1972 10.7 m 325
ISRAEL CREEK Maryland Fair 1904 12.0 m 325
MONOCACY RIVER Maryland Fair 1908 55.8 m 324
YOUGHIOGHENY RIVER Maryland Fair 1984 17.3 m 324
IS 97 Maryland Good 1987 71.6 m 322
SAMS CREEK Maryland Fair 1998 8.8 m 322
TOWN CREEK Maryland Fair 1964 55.8 m 320
BRICE RUN Maryland Good 1986 23.5 m 320
LITTLE PIPE CREEK Maryland Fair 1900 11.1 m 320
UNNAMED STREAM Maryland Good 2008 15.5 m 320
FOWLING CREEK Maryland Fair 2000 11.8 m 320
PAINT BRANCH Maryland Fair 1967 61.3 m 319
GALLOWAY CREEK Maryland Good 1999 9.8 m 319
PINEY CREEK Maryland Fair 1912 19.5 m 317
ISLAND CREEK Maryland Fair 1989 15.9 m 316
GRANNY FINLEY BRANCH Maryland Fair 1983 9.8 m 316
SLADE RUN Maryland Fair 1920 8.2 m 315
TRIBUTARY OF JAMES RUN Maryland Fair 1920 8.2 m 315
BEL PRE CREEK Maryland Fair 1983 19.1 m 315
LITTLE ANTIETAM CREEK Maryland Fair 1910 7.3 m 315
TRAPPE CREEK Maryland Fair 2005 9.8 m 313
BEAR BRANCH Maryland Good 1991 8.9 m 312
BROAD RUN Maryland Fair 1982 7.0 m 312
PRETTYBOY RESERVOIR Maryland Poor 1931 114.6 m 311
TOWN BRANCH Maryland Good 1982 9.4 m 311
GRINDSTONE RUN Maryland Good 1977 10.1 m 311
GRINDSTONE RUN Maryland Fair 1977 10.7 m 311
NORWICH CREEK Maryland Fair 1900 9.8 m 310
FLINTSTONE CREEK Maryland Fair 1992 16.2 m 310
BEL PRE CREEK Maryland Good 2017 19.8 m 310
SHARMANS BRANCH Maryland Fair 1978 7.7 m 310
MINEBANK RUN Maryland Fair 1900 10.1 m 309
WEST BRANCH Maryland Poor 1966 10.4 m 309
ROCK RUN CREEK Maryland Poor 1930 9.8 m 309
Ramp NB to Briggs Chaney Maryland Good 2011 67.4 m 309
MD 200 Ramp NW Maryland Good 2011 31.0 m 309
JENKINS CREEK Maryland Good 2008 21.6 m 307
DUTCH HOLLOW RUN Maryland Good 1954 6.1 m 306
LONG GREEN CREEK Maryland Fair 1975 17.1 m 306
BROAD RUN Maryland Good 2012 11.0 m 306
SPICER CREEK Maryland Fair 1987 11.6 m 304
GRINDSTONE RUN Maryland Good 1982 9.1 m 304
CHICONE CREEK Maryland Fair 1993 17.0 m 303
JANE CARRS RUN Maryland Good 1996 11.6 m 303
JAMES CREEK Maryland Fair 1972 11.6 m 302
TRIBUTARY TO NORTHWEST B Maryland Fair 1950 18.9 m 302
MURLEY BRANCH Maryland Good 2020 7.0 m 301

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.