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
DEER CREEK Maryland Fair 1932 26.2 m 6,101
ANTIETAM CREEK Maryland Fair 1823 39.9 m 6,082
LANDIS SPRING BRANCH Maryland Fair 1900 7.3 m 6,082
BEAVER CREEK Maryland Fair 1931 20.1 m 6,082
LITTLE BEAVER CREEK Maryland Fair 1949 9.1 m 6,082
BYNUM RUN Maryland Good 1996 17.4 m 6,075
CSX TRANS. POTOMAC MUN Maryland Fair 1953 740.7 m 6,073
I-95 Maryland Good 2014 146.2 m 6,068
TRIBUTARY TO PATAPSCO RI Maryland Fair 1979 8.8 m 6,048
US 15 Maryland Good 2014 88.0 m 6,041
SLIGO CREEK Maryland Fair 1930 13.9 m 6,024
SWANSON CREEK Maryland Fair 1933 13.7 m 6,020
CSX TRANSPORTATION Maryland Fair 1962 46.3 m 6,020
B&O RR COUNTY ROADS Maryland Fair 1972 275.8 m 6,015
JAMES CREEK TRIBUTARY Maryland Fair 1990 7.3 m 6,004
PATUXENT RIVER Maryland Good 1966 15.9 m 6,004
GILBERT SWAMP RUN Maryland Good 2018 45.7 m 6,000
DEAD RUN Maryland Fair 1956 10.1 m 6,000
TIBER BRANCH Maryland Fair 1955 8.4 m 6,000
PIKE BRANCH Maryland Good 1993 12.8 m 5,986
PIKE BRANCH Maryland Good 1993 12.8 m 5,986
TERRAPIN BRANCH Maryland Fair 1972 9.7 m 5,972
LITTLE BEAVER CREEK Maryland Fair 1936 8.8 m 5,972
DAVIS BRANCH Maryland Fair 1986 8.2 m 5,971
BALD HILL BRANCH Maryland Fair 1967 11.3 m 5,960
Edmonston Creek Maryland Good 2010 6.4 m 5,950
ROCK CREEK Maryland Fair 1971 11.3 m 5,943
WINDMILL BRANCH Maryland Good 2010 9.1 m 5,911
POWDER MILL BRANCH Maryland Fair 1956 14.4 m 5,903
MD 200 (ICC) US29 Rp SE Maryland Good 2011 409.0 m 5,902
UNNAMED STREAM Maryland Fair 1995 17.8 m 5,900
POTOMAC RIV & C&O CANAL Maryland Fair 2005 334.2 m 5,900
WATTS BRANCH TRIBUTARY Maryland Fair 2003 7.3 m 5,896
TIBER HUDSON BRANCH Maryland Fair 1997 15.5 m 5,887
SLIGO CREEK TRIBUTARY Maryland Fair 1996 6.7 m 5,886
ROLAND RUN Maryland Fair 1970 19.5 m 5,886
TRIB TO RED RUN Maryland Fair 1958 6.4 m 5,880
LOCH RAVEN RESERVOIR Maryland Good 1988 245.4 m 5,878
WILLIAMSBURG RUN Maryland Fair 1972 8.1 m 5,865
POCOMOKE RIVER Maryland Fair 1932 35.4 m 5,865
DRY SENECA CREEK Maryland Fair 1992 11.8 m 5,862
CARROLL CREEK Maryland Fair 1988 33.8 m 5,850
BRANCH OF ROCK CREEK Maryland Fair 1980 6.1 m 5,847
DEEP RUN Maryland Good 2013 18.1 m 5,840
WATTS BRANCH TRIBUTARY Maryland Poor 1969 18.9 m 5,815
TRIBUTARY OF SEMPLE RUN Maryland Good 1969 9.5 m 5,806
MUDDY BRANCH TRIBUTARY Maryland Fair 2006 16.8 m 5,804
MD 100 EBR Maryland Fair 1971 46.9 m 5,802
MD 100 WBR Maryland Fair 1971 46.9 m 5,802
US 15 Maryland Good 2018 67.7 m 5,800

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.