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
ROACHES RUN Maryland Good 1976 19.8 m 4,304
TRIBUTARY TO GWYNNS FALL Maryland Good 2018 17.4 m 4,304
US 40 NATIONAL PIKE Maryland Good 2020 33.2 m 4,300
US 40 NATIONAL PIKE Maryland Good 2020 33.2 m 4,300
SHERRICKS RUN Maryland Fair 1965 48.8 m 4,300
SOUTHWEST BRANCH Maryland Fair 1968 7.3 m 4,300
STONEY RUN Maryland Poor 1900 7.0 m 4,280
MD 32 Maryland Good 2013 72.5 m 4,275
TUSCARORA CREEK Maryland Fair 1996 56.7 m 4,274
UNDERGROUND CONDUIT Maryland Fair 1930 102.2 m 4,262
FORGE BRANCH Maryland Fair 1932 16.8 m 4,261
TRIBUTARY OF CONOCOCHEAG Maryland Good 2005 20.2 m 4,256
CRANBERRY RUN Maryland Fair 1966 18.6 m 4,242
ST. MARYS RIVER Maryland Good 1990 19.2 m 4,242
ST MARYS RIVER Maryland Fair 1932 14.9 m 4,242
WHITE MARSH RUN Maryland Fair 1971 11.9 m 4,232
BLACKROCK RUN Maryland Good 2001 11.0 m 4,229
PINEY RUN Maryland Good 2017 12.2 m 4,226
HARFORD RUN Maryland Fair 1960 7.3 m 4,223
WOODLAND CREEK Maryland Good 1950 9.4 m 4,211
IS 97 Maryland Fair 1988 73.2 m 4,210
LITTLE BENNETT CREEK TRI Maryland Good 1988 9.6 m 4,210
SAWMILL BRANCH Maryland Fair 1962 6.3 m 4,207
WEST BRANCH/ WINTERS RUN Maryland Good 1999 12.2 m 4,200
LITTLE PATUXENT RIVER Maryland Good 2004 15.1 m 4,200
PERSIMMON CREEK Maryland Good 2021 18.1 m 4,200
LITTLE BENNETT CREEK Maryland Good 1998 28.8 m 4,194
LITTLE TUSCARORA CREEK Maryland Fair 2012 14.6 m 4,173
BURNT MILL BRANCH Maryland Fair 1934 6.7 m 4,162
AYDELOTTE BRANCH Maryland Fair 1961 12.2 m 4,162
HUDSON BRANCH Maryland Fair 1986 6.4 m 4,150
SPILLWAY OF CHESTER RIVE Maryland Fair 1948 6.4 m 4,145
IS 95 & RPS A B COBB RD Maryland Fair 1988 152.7 m 4,145
SOUTH BR PATAPSCO RIVER Maryland Fair 1987 16.2 m 4,137
GREAT SENECA CREEK Maryland Fair 1952 16.8 m 4,131
MD 100 Maryland Fair 1995 73.2 m 4,131
THE NARROWS Maryland Fair 1958 7.6 m 4,126
BENNETT CREEK Maryland Good 2011 9.1 m 4,123
BENNETT CREEK TRIBUTARY Maryland Good 2003 13.4 m 4,123
AYERS CREEK Maryland Fair 1967 19.2 m 4,122
TRAPPE CREEK Maryland Fair 1964 15.2 m 4,122
TRIBUTARY TO GUNPOWDER F Maryland Fair 1978 15.2 m 4,098
CSXT RAILROAD Maryland Good 1996 19.2 m 4,090
LITTLE ANNEMESSEX RIVER Maryland Fair 1966 36.0 m 4,071
I-170 Maryland Fair 1978 54.3 m 4,070
LITTLE MORGAN RUN Maryland Fair 1968 12.2 m 4,061
BENS RUN Maryland Fair 1920 9.4 m 4,059
MILL CREEK Maryland Good 1980 22.6 m 4,054
LITTLE PIPE CREEK Maryland Fair 1922 12.2 m 4,051
LITTLE TONOLOWAY CREEK Maryland Fair 1925 14.6 m 4,051

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.