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 ANTIETAM CREEK Maryland Fair 1958 40.5 m 4,951
RED HILL BRANCH Maryland Fair 1986 24.2 m 4,946
ROCK RUN Maryland Fair 1989 14.6 m 4,934
LITTLE PATUXENT RIVER Maryland Fair 1940 18.8 m 4,932
MD 290 Maryland Good 1955 50.6 m 4,925
PINEY CREEK Maryland Fair 1953 13.3 m 4,918
TRIBUTARY OF TUSCARORA C Maryland Good 2004 24.5 m 4,896
BRANCH JARBOESVILLE RUN Maryland Fair 1995 34.4 m 4,891
JONES FALLS Maryland Fair 1960 45.1 m 4,884
MIDDLE PATUXENT RIVER Maryland Fair 1920 13.7 m 4,880
DICKERSON RUN Maryland Fair 1924 9.8 m 4,861
AMTRAK Maryland Good 1991 107.6 m 4,860
MILL CREEK Maryland Fair 1987 9.8 m 4,860
TRIB TO FEDERAL SPRG BR Maryland Good 1993 7.0 m 4,850
MD 30 Maryland Good 2007 35.4 m 4,844
MARLEY CREEK Maryland Fair 1985 13.7 m 4,813
HERBERT RUN Maryland Fair 1957 6.2 m 4,779
TRIBUTARY TO HERRING RUN Maryland Fair 1968 8.7 m 4,763
LINGANORE CREEK Maryland Fair 1968 37.8 m 4,752
SCOTTS LEVEL BRANCH Maryland Fair 1993 31.4 m 4,750
TINKERS CREEK Maryland Fair 1989 46.9 m 4,747
CSX RAILROAD Maryland Good 2002 13.4 m 4,741
CSX RAILROAD Maryland Poor 1975 43.3 m 4,734
BIRCH BRANCH Maryland Fair 1967 7.3 m 4,731
ON-RAMP TO NB I-83 FROM Maryland Fair 1959 20.1 m 4,726
LITTLE ELK CREEK Maryland Good 2011 29.9 m 4,721
N BRANCH POTOMAC RIVER Maryland Good 1994 79.6 m 4,720
GEORGES CREEK Maryland Good 1975 59.7 m 4,720
LITTLE GUNPOWDER FALLS Maryland Fair 1987 26.5 m 4,715
TRIBUTARY TO HERRING RUN Maryland Fair 1966 8.8 m 4,715
IS 83 Maryland Good 2002 110.3 m 4,702
PINEY BRANCH Maryland Fair 1935 7.9 m 4,689
REDHOUSE CREEK Maryland Fair 1963 16.2 m 4,687
IS 70 Maryland Fair 1968 65.2 m 4,669
INDIAN RUN Maryland Fair 1930 8.5 m 4,651
I-83 AND AMTRAK Maryland Fair 1920 199.9 m 4,644
PINEY BRANCH Maryland Poor 2000 18.3 m 4,644
ZEKIAH SWAMP RUN Maryland Poor 1969 13.6 m 4,644
BR OF MORGAN CREEK Maryland Fair 1955 9.9 m 4,632
I-895 SB ON RAMP Maryland Fair 1957 21.3 m 4,627
LITTLE PIPE CREEK Maryland Poor 1930 8.8 m 4,612
TRIB TO PATUXENT RIVER Maryland Poor 1962 8.5 m 4,608
SILVER CREEK Maryland Fair 1940 6.1 m 4,601
ROCK CREEK TRIBUTARY Maryland Fair 1966 7.2 m 4,597
SHIPYARD CREEK Maryland Fair 1920 7.0 m 4,590
EAST BRANCH HERBERT RUN Maryland Fair 1982 15.2 m 4,590
TRIB TO FOLLY BRANCH Maryland Good 1999 21.9 m 4,585
DEEP RUN Maryland Fair 1958 20.1 m 4,585
CATOCTIN CREEK Maryland Fair 1928 63.1 m 4,580
HAWLINGS RIVER Maryland Good 1996 16.9 m 4,567

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.