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
PATUXENT RIVER TRIBUTARY Maryland Fair 1970 7.3 m 821
LEEDS CREEK Maryland Poor 1963 105.5 m 820
BUSH CREEK Maryland Good 1909 19.8 m 817
MILL BROOK Maryland Poor 1930 11.6 m 816
CORSICA RIVER Maryland Fair 1993 14.0 m 816
MONOCACY RIVER Maryland Good 1989 118.0 m 815
MILL RUN Maryland Fair 1935 7.6 m 812
DEER CREEK Maryland Fair 1988 26.5 m 812
TRIBUTARY TO GWYNNS FALL Maryland Good 2010 9.0 m 812
UNNAMED STREAM Maryland Good 2013 10.8 m 811
MIDDLE CREEK Maryland Fair 1971 14.0 m 811
LITTLE ANTIETAM CREEK Maryland Fair 1974 16.2 m 811
TRIB TO HAMMOND BR Maryland Fair 1995 12.6 m 808
PINEY RUN Maryland Good 2004 6.1 m 806
TRIBUTARY TO TUCKAHOE CR Maryland Fair 2003 15.2 m 805
BRANCH OF OCTORARO CREEK Maryland Fair 1945 8.5 m 802
BR OF TUCKAHOE CREEK Maryland Good 2008 9.8 m 800
MIDWAY BRANCH Maryland Poor 1984 16.0 m 800
LOCAL STREAM Maryland Fair 1962 7.2 m 797
ROCK CREEK Maryland Good 2013 23.1 m 797
IS 70 Maryland Fair 1985 75.0 m 792
BARREN CREEK Maryland Fair 1972 25.6 m 792
GOVERNOR RUN Maryland Good 2002 10.7 m 791
CATTAIL BRANCH Maryland Good 1992 13.1 m 789
LITTLE DEER CREEK Maryland Fair 1992 19.8 m 789
MORGAN RUN Maryland Fair 1956 19.2 m 787
BEAVER BRANCH Maryland Fair 1975 6.1 m 784
BACK CREEK Maryland Fair 1985 16.6 m 784
GEORGES CREEK Maryland Fair 1991 16.2 m 783
LONG BRANCH Maryland Good 2011 11.0 m 782
SWAN CREEK Maryland Fair 1929 7.0 m 780
SWAN CREEK Maryland Fair 1929 7.0 m 780
UNNAMED STREAM Maryland Fair 1920 7.3 m 778
ANTIETAM CREEK Maryland Fair 1824 29.9 m 778
PLUM CREEK Maryland Fair 1992 12.8 m 777
PATUXENT RIVER Maryland Good 1998 23.8 m 776
PRETTYBOY RESERVOIR Maryland Fair 1932 211.2 m 775
BEAR BRANCH Maryland Fair 1981 7.6 m 775
DEAD RUN Maryland Fair 1952 14.3 m 773
ACCOKEEK CREEK Maryland Fair 1960 6.4 m 771
BEAVERDAM CREEK Maryland Fair 1990 6.7 m 770
TRIB TO MATAPONI CREEK Maryland Good 2024 13.7 m 770
TAYLOR BRANCH Maryland Fair 1978 19.2 m 770
I-895 Maryland Fair 1957 25.5 m 769
MOUNTAIN BRANCH Maryland Fair 1970 6.7 m 766
FEDERAL SPRING BRANCH Maryland Fair 1964 6.4 m 763
BIG PIPE CREEK Maryland Fair 1987 33.7 m 762
BEAR BRANCH Maryland Good 1985 14.8 m 762
FISHING CREEK Maryland Poor 1931 27.1 m 761
US 40 ALT Maryland Fair 1956 53.0 m 760

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.