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
LOCUST RUN Maryland Good 1969 7.6 m 7,359
INDIAN CREEK Maryland Fair 1989 17.4 m 7,353
FROM INTERSTATE AVE Maryland Good 1980 186.2 m 7,352
US 301 NBR Maryland Good 1959 38.1 m 7,331
I-95 Maryland Good 2005 93.7 m 7,325
MARLEY CREEK Maryland Fair 1972 6.7 m 7,323
LITTLE PIPE CREEK Maryland Fair 1963 9.1 m 7,321
MD 200 (ICC) Maryland Good 2013 75.2 m 7,318
WEST BRANCH PATAPSCO RIV Maryland Good 1968 20.4 m 7,307
COQUELIN RUN Maryland Fair 1949 11.2 m 7,307
IS 83 Maryland Good 2014 79.6 m 7,300
WINTERS RUN Maryland Good 1991 41.8 m 7,300
LITTLE PAINT BRANCH Maryland Fair 1985 26.5 m 7,293
LITTLE PATUXENT RIVER Maryland Fair 1987 26.2 m 7,285
N BRANCH POTOMAC RIVER Maryland Fair 1953 97.8 m 7,278
CARROLL CREEK Maryland Fair 1992 44.2 m 7,250
FISHERMAN CREEK Maryland Fair 1936 7.0 m 7,244
LITTLE BENNETT CREEK Maryland Fair 1951 19.8 m 7,232
EVITTS CREEK Maryland Poor 1966 39.9 m 7,221
OWENS CREEK Maryland Good 1996 28.0 m 7,221
ROCK CREEK Maryland Fair 1976 9.8 m 7,210
US 29 Maryland Good 2001 80.2 m 7,207
MD 32 Maryland Good 2020 50.0 m 7,200
PURPLE LINE / CAPITAL CR Maryland Good 2024 19.1 m 7,194
ROCK CREEK Maryland Fair 1969 61.3 m 7,194
LYONS CREEK Maryland Good 2003 62.5 m 7,166
MD 4 Maryland Good 2003 96.9 m 7,166
MINEBANK RUN Maryland Fair 1968 7.8 m 7,165
SPRING BRANCH Maryland Fair 1955 6.1 m 7,160
CHAPEL BRANCH Maryland Fair 1954 12.6 m 7,160
TRIBURATY TO HAMMOND BRA Maryland Fair 2006 6.8 m 7,155
HAMMOND BRANCH Maryland Fair 2005 9.8 m 7,155
CSX TRANSPORTATION Maryland Fair 1967 68.6 m 7,151
LITTLE SENECA CREEK TRIB Maryland Fair 2017 10.8 m 7,151
POTOMAC RIVER Maryland Fair 1967 146.9 m 7,150
DAILY PARKING GARAGE Maryland Fair 2003 166.7 m 7,142
MANOKIN RIVER Maryland Fair 1921 7.0 m 7,131
CSXT RAILROAD Maryland Fair 1945 25.9 m 7,121
HENSON CREEK Maryland Fair 1979 36.0 m 7,120
PURNELL BRANCH Maryland Fair 1952 20.7 m 7,120
LITTLE SENECA CREEK TRIB Maryland Fair 1988 9.9 m 7,114
MILL RUN Maryland Fair 1950 11.4 m 7,111
MD 135A Maryland Fair 1952 38.7 m 7,111
TRIB TO NORTH BR POTOMAC Maryland Fair 1900 7.0 m 7,111
MILL RUN Maryland Fair 1900 6.4 m 7,111
MILL RUN Maryland Fair 1929 9.1 m 7,111
TRIB TO NORTH BR POTOMAC Maryland Fair 1929 7.3 m 7,111
TRIB TO NORTH BR POTOMAC Maryland Fair 1951 6.9 m 7,111
BRIGHTON DAM & TRIADELPH Maryland Fair 1944 183.5 m 7,106
BURCH BRANCH Maryland Fair 1952 14.0 m 7,103

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.