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
PINEY RUN Maryland Fair 1979 15.5 m 10,080
GWYNNS FALLS CSX Maryland Fair 1931 99.4 m 10,072
TRIB TO FEDERAL SPRG BR Maryland Good 1993 9.8 m 10,054
BACK CREEK Maryland Fair 1991 16.2 m 10,047
TRIB TO CATTAIL BRANCH Maryland Good 1994 10.1 m 10,041
MD 414 (OXON HILL ROAD) Maryland Good 2005 51.5 m 10,040
CSX RACE ST McCOMAS ST Maryland Fair 1979 347.2 m 10,039
SUCKER BRANCH Maryland Fair 1966 8.7 m 10,030
DEEP CREEK LAKE Maryland Fair 1987 209.7 m 10,016
HANOVER ST RACE ST CSX Maryland Fair 1979 315.2 m 10,013
BALTIMORE-WASHINGTON PAR Maryland Poor 1966 116.1 m 10,000
BRANCH OF BEAVERDAM RUN Maryland Good 1983 7.3 m 10,000
BEAVER DAM CREEK Maryland Good 1950 19.2 m 10,000
EASTERN BRANCH Maryland Fair 2016 18.1 m 10,000
AMTRAK Maryland Fair 1900 59.7 m 9,999
SAM EIG HIGHWAY Maryland Good 1998 54.9 m 9,998
FIFTEENMILE CREEK Maryland Good 1990 100.3 m 9,992
PRATT HOLLOW Maryland Good 1990 14.8 m 9,992
PRATT HOLLOW Maryland Good 1990 17.3 m 9,992
DEER CREEK Maryland Fair 1931 32.6 m 9,984
PORTER RUN Maryland Fair 1948 7.8 m 9,951
BRADDOCK RUN Maryland Fair 1947 12.6 m 9,951
GOODWIN RUN Maryland Fair 1997 26.7 m 9,931
I-95 Maryland Good 2014 148.3 m 9,927
ANTIETAM CREEK Maryland Fair 1941 71.9 m 9,902
GWYNNS FALLS Maryland Fair 1974 57.3 m 9,896
OTTER POINT CREEK (N) Maryland Fair 1933 34.3 m 9,886
FEDERAL SPRING BRANCH Maryland Fair 1960 6.4 m 9,861
BEAR CREEK Maryland Fair 1960 412.1 m 9,858
US 1 Maryland Fair 1983 67.7 m 9,852
BATCHELLORS RUN Maryland Fair 1931 8.8 m 9,850
BUCKHORN BR Maryland Fair 1931 7.0 m 9,850
CSX RAILROAD Maryland Fair 1991 13.4 m 9,834
TINKERS CREEK Maryland Fair 2006 21.6 m 9,833
UNNAMED STREAM Maryland Good 1982 8.2 m 9,830
HUNTING CREEK Maryland Fair 1958 10.1 m 9,800
GWYNNS FALLS Maryland Good 1992 12.5 m 9,800
NORFOLK SOUTHERN RAILROA Maryland Fair 1983 75.5 m 9,800
I-95 Maryland Good 2013 161.1 m 9,800
ROCK CREEK Maryland Fair 1996 17.7 m 9,790
DEEP RUN Maryland Fair 1996 94.5 m 9,784
MD 100 Maryland Good 1996 62.5 m 9,784
IS 70 Maryland Fair 1973 82.0 m 9,752
CSXT RAILROAD Maryland Good 1996 16.5 m 9,746
MARSHYHOPE CREEK Maryland Fair 1962 83.2 m 9,737
GUNPOWDER FALLS Maryland Fair 2000 205.4 m 9,732
PATAPSCO RIVER Maryland Fair 1934 50.0 m 9,721
PATUXENT RIVER Maryland Fair 1935 62.2 m 9,715
SASSAFRAS RIVER Maryland Fair 1955 38.1 m 9,710
MD 290 Maryland Fair 1962 49.7 m 9,710

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.