Browse Bridge Database

23,716 bridges in the FHWA National Bridge Inventory in Iowa.

National Bridge Inventory Database

Browse 23,716 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
DRAINAGE Iowa Good 2006 12.2 m 141
PRAIRIE CREEK Iowa Fair 1947 55.8 m 140
DEER CREEK Iowa Good 1994 8.2 m 140
I-80 Iowa Fair 1963 66.8 m 140
STREAM Iowa Good 2013 10.7 m 140
I-80 Iowa Fair 1963 68.9 m 140
BASS CREEK Iowa Good 1955 8.2 m 140
DEER CREEK Iowa Good 1995 35.1 m 140
CAMP CR Iowa Fair 1974 16.2 m 140
DRAINAGE DITCH Iowa Good 2011 8.2 m 140
BIG CEDAR CREEK Iowa Fair 1954 92.7 m 140
CREEK Iowa Fair 1993 7.3 m 140
NORTH FABIUS CREEK Iowa Poor 1970 13.1 m 140
BR PRAIRIE CREEK Iowa Good 1994 24.1 m 140
SOAP CREEK Iowa Fair 1994 61.3 m 140
BUCKLEY CREEK Iowa Poor 1956 17.4 m 140
SM STREAM Iowa Fair 1973 16.2 m 140
STREAM Iowa Fair 1959 13.4 m 140
SMALL STREAM Iowa Good 2015 31.4 m 140
CHEQUEST CREEK Iowa Fair 2005 53.6 m 140
ROCK RUN CREEK Iowa Good 1975 46.9 m 140
N SKUNK RIVER Iowa Poor 1951 98.5 m 140
LONG CREEK Iowa Poor 1929 25.0 m 140
HICKORY CREEK Iowa Good 1993 27.4 m 140
HINKLE CREEK Iowa Fair 1987 23.8 m 140
ENGLISH CREEK Iowa Fair 1978 46.6 m 140
SMALL STREAM Iowa Good 1978 43.3 m 140
BR MIDDLE FORK ENGLISH Iowa Good 2004 26.5 m 140
MIDDLE FORK ENGLISH RVR Iowa Good 2004 38.4 m 140
SOAP CREEK Iowa Fair 1979 7.3 m 140
STREAM Iowa Good 1998 42.1 m 140
BEAR CREEK Iowa Poor 1946 46.3 m 140
DEER CREEK Iowa Good 2006 46.6 m 140
OLD MANS CREEK Iowa Good 1996 68.9 m 140
BIG CREEK Iowa Good 1985 54.9 m 140
US 218 Iowa Good 2000 74.4 m 140
EAST FORK CROOKED CREEK Iowa Fair 1965 46.3 m 140
SMALL STREAM Iowa Fair 1966 17.4 m 140
WAPSIPINICON RIVER Iowa Poor 1879 63.4 m 140
INDIAN CREEK Iowa Fair 1958 62.8 m 139
PRARIE CREEK Iowa Good 1991 23.8 m 139
FLOYD RIVER Iowa Good 2005 69.8 m 139
DRAINAGE DITCH Iowa Fair 1932 11.6 m 139
WEST BR INDIAN CREEK Iowa Fair 1997 10.7 m 139
ALLEN CREEK Iowa Poor 1942 31.1 m 139
TURKEY CREEK Iowa Good 2008 39.0 m 139
STEER CREEK Iowa Poor 1942 6.4 m 139
SILVER CREEK Iowa Good 1991 50.9 m 139
SMALL STREAM Iowa Fair 1986 7.3 m 139
MILL CREEK Iowa Fair 1977 39.0 m 139

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.