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
LITTLE PAINT BRANCH Maryland Poor 1966 33.5 m 22,938
COLLINGTON BRANCH Maryland Good 1958 46.9 m 22,881
BYNUM RUN Maryland Fair 1950 14.1 m 22,861
TRIB TO THERESA CREEK Maryland Good 1996 7.9 m 22,859
CSX TRANS. Maryland Fair 1965 46.0 m 22,822
HERRING RUN Maryland Fair 1925 15.9 m 22,752
Ramp NW Maryland Good 2011 28.5 m 22,682
BRIEN RUN Maryland Fair 1970 19.8 m 22,664
DEEP CREEK Maryland Fair 1964 8.5 m 22,650
MUIRKIRK BR OF INDIAN CR Maryland Fair 1969 8.2 m 22,647
US 1 & CSXT Maryland Fair 1970 73.2 m 22,647
GWYNN FALLS Maryland Good 1954 31.3 m 22,643
ST MARYS RIVER Maryland Fair 1955 23.8 m 22,642
BEL PRE CREEK Maryland Fair 1955 7.9 m 22,635
CSX TRANS. Maryland Fair 1941 83.2 m 22,632
I-83 MTA AND AMTRAK Maryland Fair 1959 157.9 m 22,620
CSX TRANSPORTATION Maryland Fair 1963 43.6 m 22,608
PEARL STREET Maryland Fair 1975 19.5 m 22,594
PULASKI HIGHWAY Maryland Fair 1985 43.3 m 22,560
US 29 Maryland Fair 1973 81.7 m 22,557
WESTERN BRANCH Maryland Fair 1989 42.4 m 22,524
BR OF TERRAPIN BRANCH Maryland Fair 1958 9.3 m 22,492
MD 5 Maryland Good 2008 74.7 m 22,464
IS 95/ IS 495 & RAMP 5 Maryland Fair 2008 96.3 m 22,464
AMTRAK TRIB TO SWAN CR Maryland Fair 1968 35.7 m 22,420
RAMP TO I-270 Maryland Good 1990 18.0 m 22,375
MANOKIN RIVER Maryland Fair 1964 26.2 m 22,370
MANOKIN RIVER Maryland Fair 1958 26.2 m 22,370
BEAR BRANCH Maryland Fair 1967 10.4 m 22,355
BRANCH OF BACK CREEK Maryland Fair 1973 9.1 m 22,351
I-695 I-95 INTERCHANGE Maryland Good 2008 667.8 m 22,320
MILL CREEK Maryland Fair 1941 8.2 m 22,280
ANACOSTIA RIVER Maryland Fair 1955 83.8 m 22,252
CABIN JOHN CREEK TRIBUTA Maryland Fair 1991 8.8 m 22,236
MCINTOSH RUN Maryland Fair 1935 27.1 m 22,220
BRANCH OF MCINTOSH RUN Maryland Good 2017 6.1 m 22,220
CSX RAILROAD Maryland Good 1997 53.3 m 22,202
CABIN JOHN CREEK Maryland Fair 1964 77.1 m 22,160
COBB ROAD Maryland Good 1988 29.0 m 22,154
LITTLE GUNPOWDER FALLS Maryland Good 2010 35.1 m 22,152
LITTLE FALLS Maryland Good 1962 7.9 m 22,152
TRIB TO JAMES CREEK Maryland Good 1994 10.4 m 22,100
IS 295 RAMP O Maryland Fair 1990 35.1 m 22,062
IS 495 Maryland Fair 1962 95.7 m 22,022
CABIN JOHN CREEK Maryland Fair 1974 29.0 m 22,022
DORSEY RUN Maryland Fair 1929 11.6 m 21,992
BRANCH OF DORSEY RUN Maryland Fair 1929 6.4 m 21,992
CSX TRANS. Maryland Fair 1969 42.4 m 21,992
NORFOLK SOUTHERN RAILROA Maryland Poor 1967 38.1 m 21,909
TRIBUTARY TO SOUTHWEST Maryland Fair 1980 7.0 m 21,862

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.