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
CAMP CREEK Iowa Poor 1976 39.0 m 170
UNION SLOUGH DITCH Iowa Poor 1951 37.5 m 170
NO NAME CREEK Iowa Poor 1969 9.8 m 170
KEIGLEY BRANCH Iowa Fair 1978 11.9 m 170
SOUTH RACCOON RIVER Iowa Fair 1979 124.1 m 170
CREEK Iowa Fair 2005 9.1 m 170
SOUTH RACCOON RIVER Iowa Good 1981 117.3 m 170
DRAINAGE DITCH Iowa Good 2012 37.5 m 170
SOLDIER RIVER Iowa Good 1957 77.4 m 170
US 61 Iowa Fair 1984 82.3 m 170
WILLOW CREEK Iowa Good 1975 23.8 m 170
WEST IOWA RIVER Iowa Poor 1961 23.5 m 170
MIDDLE WALNUT CREEK Iowa Good 2011 6.7 m 170
LITTLE CREEK Iowa Good 1990 42.4 m 170
PERRY CREEK Iowa Good 1983 42.4 m 170
JONES CREEK Iowa Fair 1990 31.4 m 170
I-80 Iowa Fair 1966 73.2 m 170
BRANCH PITCHER CREEK Iowa Good 1993 6.4 m 170
STREAM Iowa Good 2014 6.4 m 170
MIDDLE NODAWAY RIVER Iowa Good 2015 75.0 m 170
DRAINAGE DITCH Iowa Fair 1958 7.9 m 170
IOWAY CREEK Iowa Good 2002 53.6 m 170
BLACK OAK CREEK Iowa Good 2003 6.4 m 170
WELDON RIVER Iowa Fair 1951 98.8 m 170
SKUNK RIVER Iowa Fair 1981 174.3 m 170
LIZARD CK DD #53 Iowa Fair 1980 31.4 m 170
STREAM Iowa Good 2004 7.6 m 170
LAKE CREEK Iowa Fair 2007 12.2 m 170
LICK BRANCH Iowa Fair 1989 7.6 m 170
STREAM Iowa Fair 1990 6.4 m 170
NISHNABOTNA Iowa Fair 1959 63.1 m 170
DRAINAGE DITCH Iowa Fair 1940 9.8 m 170
STREAM Iowa Fair 1970 6.7 m 170
CREEK Iowa Good 2005 23.8 m 170
STREAM Iowa Poor 1953 9.8 m 170
DEER CREEK Iowa Good 2019 27.4 m 170
STREAM Iowa Good 2024 15.9 m 170
W FK W NISHNABOTNA RIVER Iowa Good 2002 39.0 m 170
TURKEY CREEK Iowa Fair 1987 43.3 m 170
US 30 Iowa Good 1971 86.6 m 170
ELK CREEK Iowa Good 2020 31.4 m 170
NORTH RIVER Iowa Good 1998 75.0 m 170
LOTTS CREEK Iowa Fair 1950 46.3 m 170
BROWN CREEK Iowa Fair 1967 13.4 m 170
SMALL Iowa Fair 1945 7.6 m 170
SO SILVER CREEK Iowa Good 1999 6.4 m 170
PANTHER CREEK Iowa Fair 1967 7.9 m 170
NO BUSINESS CREEK Iowa Poor 1900 16.8 m 170
HOCKETT CREEK Iowa Good 1980 27.7 m 170
PIKE RUN CREEK Iowa Fair 1990 27.7 m 170

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.