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
IS 68 Maryland Fair 1987 75.9 m 972
N BRANCH POTOMAC RIVER Maryland Fair 1954 92.4 m 971
SWAN CREEK Maryland Fair 1922 8.8 m 970
BUTCHERS RUN Maryland Good 2007 13.7 m 970
TRIBUTARY TO PATAPSCO RI Maryland Good 2020 11.7 m 970
LITTLE FALLS BRANCH Maryland Fair 1962 8.2 m 970
CONE BRANCH Maryland Good 1974 11.3 m 966
HOLLOW CREEK Maryland Good 1974 12.2 m 966
TUSCARORA CREEK Maryland Fair 1970 10.1 m 965
SHARMANS BRANCH Maryland Good 2009 15.6 m 965
LITTLE ELK CREEK Maryland Fair 1946 23.2 m 964
WILDCAT BRANCH Maryland Fair 1957 9.8 m 961
BROAD RUN Maryland Good 2007 33.5 m 960
TRIB TO PATUXENT RIVER Maryland Fair 1950 7.1 m 960
NORTH BRANCH OF POTOMAC Maryland Poor 1937 95.7 m 959
I-95 Maryland Fair 1964 69.5 m 954
FLAT RUN Maryland Fair 1991 7.9 m 953
SANDY BRANCH Maryland Fair 2000 14.6 m 948
IS 68 Maryland Fair 1968 87.8 m 944
WINDSOR CREEK Maryland Good 2017 10.5 m 942
DEEP RUN Maryland Fair 1978 13.3 m 942
BURNT MILL BRANCH Maryland Fair 1974 16.2 m 942
BASIN RUN Maryland Good 1929 18.3 m 938
SOUTH BRANCH OF PATAPSCO Maryland Fair 1976 14.0 m 938
LITTLE CATOCTIN CREEK Maryland Good 1994 25.9 m 938
MONOCACY RIVER Maryland Fair 1932 69.1 m 937
WINEBRENNER RUN Maryland Good 2020 7.9 m 937
LITTLE ANTIETAM CREEK Maryland Fair 1974 15.9 m 934
SEMPLE RUN Maryland Fair 1966 6.7 m 933
ROCK CREEK Maryland Good 2005 20.1 m 927
TRIBUTARY TO HALL CREEK Maryland Good 1997 10.2 m 924
MEADOW BRANCH Maryland Good 2003 17.1 m 922
NEFF RUN Maryland Fair 1994 8.5 m 920
ROCK RUN CREEK Maryland Poor 1940 7.1 m 918
LITTLE MONOCACY RIVER Maryland Fair 1940 15.2 m 918
TRIB TO NORTHEAST BRANCH Maryland Fair 1977 10.1 m 915
SOUTH FORK LINGANORE CRK Maryland Good 1972 11.3 m 909
SAMS CREEK Maryland Fair 1989 11.2 m 906
PETER PAN RUN Maryland Good 2018 6.6 m 906
TRIBUTARY OF PINEY RUN Maryland Fair 1975 11.0 m 905
PINEY RUN Maryland Fair 1975 22.9 m 905
MOTTERS RUN Maryland Good 2012 8.2 m 903
MARYLAND MIDLAND RR Maryland Good 2001 17.7 m 901
NORTH BRANCH Maryland Fair 1900 10.7 m 900
DELAWARE RUN Maryland Fair 1940 16.2 m 900
MATAPONI CREEK Maryland Good 2000 13.4 m 900
MEADOW BROOK Maryland Fair 1935 12.0 m 900
NASSAWANGO CREEK Maryland Good 1998 34.7 m 900
MINNEHAHA BRANCH Maryland Fair 1920 6.4 m 897
BURNT MILL BRANCH Maryland Poor 1967 21.0 m 897

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.