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
FALLS RUN Maryland Fair 1984 11.3 m 4,050
BR OF BIG PIPE CREEK Maryland Fair 1931 6.7 m 4,042
BEAR BRANCH Maryland Fair 1931 6.1 m 4,042
NORWICH CREEK Maryland Fair 1960 31.7 m 4,042
CATOCTIN CREEK Maryland Good 2010 92.4 m 4,040
IS 95 Maryland Fair 1964 76.2 m 4,040
TRIB TO CHARLES RUN Maryland Fair 1985 6.7 m 4,031
SWAN CREEK Maryland Fair 1930 12.2 m 4,030
LITTLE NORTHEAST CREEK Maryland Fair 1900 9.5 m 4,014
IS 95 Maryland Fair 1970 147.8 m 4,011
MD 166 Maryland Fair 1975 119.5 m 4,011
CATTAIL BRANCH Maryland Good 1987 19.6 m 4,001
DEAD RUN Maryland Fair 1968 8.0 m 3,998
IS 70 CSX TRANSPORTATIO Maryland Fair 1974 202.7 m 3,994
MILL RUN Maryland Fair 1900 7.0 m 3,990
BYNUM RUN Maryland Poor 1957 28.3 m 3,986
STEMMERS RUN Maryland Poor 1933 14.3 m 3,982
TRIB TO SOUTHWEST BRANCH Maryland Fair 1969 6.6 m 3,980
LEEDS AVE & HERBERT RUN Maryland Good 2016 56.0 m 3,975
BIG PIPE CREEK Maryland Good 2018 17.7 m 3,975
I-370 RAMP M(3) Maryland Good 2010 23.5 m 3,953
CRABBS BRANCH WAY Maryland Good 2009 27.1 m 3,953
TRIB. TO PATAPSCO RIVER Maryland Fair 1920 6.7 m 3,951
MD 32 Maryland Good 1992 58.2 m 3,941
MUDDY BRANCH TRIBUTARY Maryland Good 1995 9.8 m 3,932
ROCK CREEK Maryland Fair 1990 11.0 m 3,931
MD 214 Maryland Good 1993 72.5 m 3,930
PINEY BRANCH Maryland Fair 1993 9.4 m 3,929
BROAD CREEK Maryland Fair 1936 7.6 m 3,920
LITTLE CONOCOCHEAGUE CRE Maryland Fair 1900 11.9 m 3,912
DUBLIN BRANCH Maryland Fair 2004 8.5 m 3,911
SOUTH BRANCH BEAR CREEK Maryland Fair 1950 10.3 m 3,900
SOUTH BRANCH BEAR CREEK Maryland Good 1950 7.7 m 3,900
AMTRAK Maryland Fair 1983 253.0 m 3,900
HARFORD RUN Maryland Fair 1960 7.3 m 3,900
GWYNNS FALLS CSX Maryland Good 1907 150.2 m 3,900
ROCK CREEK Maryland Good 1994 45.7 m 3,894
WHITEMARSH BRANCH Maryland Fair 1961 6.4 m 3,892
CATOCTIN CREEK Maryland Fair 1928 29.6 m 3,891
TRIB TO PISCATAWAY CREEK Maryland Good 1988 8.5 m 3,885
TRIBUTARY OF ANTIETAM CR Maryland Good 2000 13.9 m 3,885
BYNUM RUN Maryland Good 2010 36.6 m 3,876
YOUGHIOGHENY RIVER Maryland Good 2021 37.2 m 3,875
BALLENGER CREEK Maryland Fair 1925 9.4 m 3,850
IS 70 Maryland Fair 1968 84.1 m 3,850
DEEP CREEK LAKE Maryland Fair 1924 154.6 m 3,850
GUNPOWDER FALLS Maryland Fair 1975 64.0 m 3,850
EVITTS CREEK Maryland Good 1999 66.8 m 3,841
MASON ROAD Maryland Good 1999 39.0 m 3,841
PEA VINE RUN & BEALS MIL Maryland Good 1999 145.4 m 3,841

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.