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
DEEP RUN Maryland Fair 1945 8.5 m 5,788
LAKE LINGANORE Maryland Good 2017 93.7 m 5,776
BROAD CREEK Maryland Fair 1959 7.0 m 5,772
PATUXENT RIVER Maryland Poor 1953 64.0 m 5,772
PAGES SWAMP Maryland Fair 1900 6.4 m 5,771
TRIB TO PATUXENT RIVER Maryland Fair 1962 11.0 m 5,762
HAYSTACK BRANCH Maryland Fair 1915 9.8 m 5,752
LONG GREEN CREEK Maryland Fair 1915 12.2 m 5,752
BR OF LONG GREEN CREEK Maryland Fair 1916 8.2 m 5,752
AMTRAK RAILROAD Maryland Fair 1980 55.2 m 5,745
MOORES RUN ROAD Maryland Good 1975 50.6 m 5,740
BRANCH OF GEORGES CREEK Maryland Good 1981 7.0 m 5,740
MOORES RUN Maryland Fair 1981 11.3 m 5,740
GEORGES CREEK Maryland Good 1981 50.6 m 5,740
BRANCH OF PINEY CREEK Maryland Good 1974 7.0 m 5,732
BRANCH OF PINEY CREEK Maryland Good 1974 7.6 m 5,732
MD 122 Maryland Fair 1961 40.8 m 5,718
STEMMERS RUN Maryland Fair 1988 77.4 m 5,707
MD 695 Maryland Fair 1971 74.4 m 5,699
NORFOLK SOUTHERN RR Maryland Fair 1971 62.5 m 5,699
LEEDS AVE & HERBERT RUN Maryland Good 2004 80.2 m 5,696
I 83 JONES FALLS CSX Maryland Fair 1938 233.5 m 5,688
CSX TRANSPORTATION Maryland Fair 1994 23.5 m 5,671
BIG ANNEMESSEX RIVER Maryland Fair 1949 18.6 m 5,670
BACHELORS BRANCH Maryland Fair 1939 13.7 m 5,662
PILCHARD CREEK Maryland Fair 1912 7.6 m 5,662
POND Maryland Fair 1970 33.5 m 5,660
POND Maryland Fair 1970 33.5 m 5,660
MONOCACY RIVER Maryland Good 2013 52.4 m 5,655
MD 5 Maryland Good 2016 31.8 m 5,650
HARFORD RUN Maryland Good 1985 11.7 m 5,650
NORTH BRANCH PATAPSCO RI Maryland Fair 1965 53.3 m 5,640
MARYLAND MIDLAND RR Maryland Fair 1965 41.8 m 5,640
CHARLES BRANCH Maryland Fair 1950 11.6 m 5,634
AMTRAK STONY RUN Maryland Good 1990 152.7 m 5,631
ROLAND RUN Maryland Good 1992 14.6 m 5,625
MILL SWAMP Maryland Fair 1956 6.9 m 5,611
MILL SWAMP Maryland Fair 1956 7.7 m 5,611
CSX RAILROAD Maryland Good 1998 58.0 m 5,607
ST JAMES RUN Maryland Fair 1966 61.3 m 5,601
HUNTERS MILL BRANCH Maryland Poor 1977 14.3 m 5,600
AMTRAK STONY RUN Maryland Good 1990 150.0 m 5,591
IS 83 Maryland Fair 1973 82.9 m 5,584
LITTLE YOUGHIOGHENY RIVE Maryland Fair 1921 15.5 m 5,572
BUCKLODGE BRANCH Maryland Fair 1932 10.1 m 5,572
PATAPSCO RIVER Maryland Fair 1982 208.5 m 5,551
BRICE RUN Maryland Fair 1930 13.7 m 5,551
NORTHEAST CREEK Maryland Fair 1931 23.2 m 5,542
IS 495 Maryland Fair 1964 73.5 m 5,541
B&O RR COUNTY ROADS Maryland Fair 1972 288.3 m 5,530

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.