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
GRANNY FINLEY BRANCH Maryland Fair 1910 10.7 m 6,761
THREE BRIDGES BRANCH Maryland Fair 1909 22.9 m 6,761
ISLAND CREEK Maryland Fair 1961 14.0 m 6,761
SOUTHEAST CREEK Maryland Fair 1970 21.0 m 6,761
POTOMAC RIVER CSX TRANS Maryland Fair 1909 518.5 m 6,761
NEFF RUN Maryland Fair 1939 11.8 m 6,750
CARROLL CREEK Maryland Poor 1911 14.9 m 6,750
CSXT RAILROAD Maryland Poor 1965 32.9 m 6,745
CSX TRANSPORTATION Maryland Fair 1975 58.8 m 6,742
MIRANT POWER COMPANY Maryland Fair 1967 46.3 m 6,741
BR OF WYE RIVER Maryland Fair 1962 31.7 m 6,741
STONY RUN Maryland Good 2016 6.6 m 6,736
LITTLE ANTIETAM CREEK Maryland Fair 1958 24.7 m 6,732
LITTLE ANTIETAM CREEK Maryland Fair 1958 32.3 m 6,732
CSX TRANSPORTATION Maryland Fair 2000 32.9 m 6,732
WATTS BRANCH Maryland Good 2017 22.3 m 6,724
ROCKY FOUNTAIN RUN Maryland Fair 1929 7.9 m 6,713
LITTLE YOUGHIOGHENY RIVE Maryland Fair 1932 10.4 m 6,712
CHARLES BRANCH Maryland Good 2024 16.8 m 6,700
TRIBUTARY TO LITTLE PATU Maryland Good 1999 9.0 m 6,700
BIG ELK CREEK Maryland Good 1960 66.1 m 6,681
AMTRAK Maryland Fair 1980 86.3 m 6,680
LITTLE DEER CREEK Maryland Fair 1930 12.2 m 6,673
BR OF SOUTHWEST BR Maryland Fair 1964 10.7 m 6,658
MIDDLE PATUXENT RIVER Maryland Good 2000 32.8 m 6,656
CSXT RAILROAD Maryland Good 2001 22.6 m 6,654
GEORGES CREEK Maryland Good 1963 30.5 m 6,642
I-170 Maryland Fair 1975 66.4 m 6,632
UTILITY ACCESS RD Maryland Fair 1980 342.6 m 6,591
TRIBUTARY TO DEAD RUN Maryland Fair 1956 12.3 m 6,550
TRIBUTARY TO STONEY CREE Maryland Fair 1986 8.4 m 6,542
PINEY BRANCH Maryland Good 1991 9.3 m 6,540
KERRICK SWAMP Maryland Fair 1931 12.5 m 6,540
OLD FARM CREEK Maryland Fair 1972 7.0 m 6,533
MD 210 SB and Service Rd Maryland Good 2021 41.4 m 6,525
Carey Branch Maryland Good 2021 22.8 m 6,525
CENTRE ST QUEEN CITY DR Maryland Fair 1968 149.7 m 6,507
SWAN CREEK Maryland Good 1978 6.7 m 6,501
TUCKAHOE CREEK Maryland Good 2012 283.5 m 6,500
CSX Maryland Poor 1914 40.5 m 6,500
REDHOUSE CREEK Maryland Fair 1955 14.1 m 6,499
GILBERT SWAMP Maryland Good 1987 19.5 m 6,492
WHEATLEY RUN Maryland Good 1987 7.6 m 6,492
BUSH CREEK Maryland Fair 1972 26.2 m 6,492
LITTLE PAINT BRANCH Maryland Good 1955 10.1 m 6,491
CSX Maryland Fair 1973 59.4 m 6,464
QUAD AVE HERRING RUN Maryland Fair 1974 296.6 m 6,464
US40 (Pulaski Highway) Maryland Fair 1976 70.7 m 6,464
IS 195 SBR Maryland Fair 1970 61.0 m 6,452
ST CLEMENTS CREEK Maryland Fair 1929 7.3 m 6,450

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.