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
WANATEE CREEK Iowa Good 1998 6.4 m 201
BULGER CREEK Iowa Fair 1986 39.0 m 200
BRUSH CREEK Iowa Poor 1988 25.3 m 200
MUD CREEK Iowa Fair 2002 27.4 m 200
MUD CREEK Iowa Fair 2003 23.8 m 200
IAIS RR Iowa Good 2018 48.8 m 200
ROCK CREEK Iowa Fair 1968 24.4 m 200
PINE CREEK Iowa Good 2008 37.5 m 200
LITTLE MUCHAKINOCK CREEK Iowa Good 2007 9.8 m 200
WOLF CREEK Iowa Good 1988 6.4 m 200
MIDDLE WALNUT CREEK Iowa Good 2008 25.3 m 200
STREAM Iowa Good 1956 7.6 m 200
LIME CR Iowa Fair 1952 38.7 m 200
DRAINAGE Iowa Poor 1962 11.6 m 200
SILVER CREEK Iowa Good 1997 39.0 m 200
VILLAGE CREEK Iowa Good 2018 12.8 m 200
SILVER CREEK Iowa Good 1926 21.9 m 200
S SKUNK RIVER Iowa Good 2004 116.1 m 200
SMALL CREEK Iowa Good 1977 8.8 m 200
CREEK Iowa Poor 1974 31.7 m 200
CREEK Iowa Good 1992 7.6 m 200
MUD CREEK Iowa Poor 1955 7.6 m 200
LICK CREEK Iowa Good 2008 43.0 m 200
RICHLAND CREEK Iowa Good 2007 36.0 m 200
CREEK Iowa Poor 1970 6.4 m 200
STREAM Iowa Fair 1965 9.1 m 200
UNNAMED CREEK Iowa Good 1988 6.7 m 200
LEWIS CREEK Iowa Fair 1985 8.2 m 200
DME RR Iowa Poor 1936 36.0 m 200
CLEAR CREEK Iowa Poor 1962 15.5 m 200
UNNAMED STREAM Iowa Fair 1976 6.7 m 200
SOUTH SKUNK RIVER Iowa Good 1982 181.7 m 200
CRABAPPLE CREEK Iowa Poor 1958 31.4 m 199
SMALL STREAM Iowa Fair 1965 7.6 m 199
FLOYD RIVER Iowa Fair 1965 61.6 m 199
UNAMED CREEK Iowa Good 2004 35.1 m 199
RACCOON RIVER Iowa Fair 1993 97.8 m 199
ENGELS CREEK Iowa Fair 1925 7.9 m 199
KEMP CREEK Iowa Poor 1961 31.4 m 199
WHEELER CREEK Iowa Poor 1968 13.4 m 199
LITTLE OTTER CREEK Iowa Poor 1968 39.0 m 199
PERRY CREEK Iowa Fair 1979 27.4 m 199
IOWA RIVER Iowa Poor 1968 53.3 m 199
DRAINAGE DITCH 430 Iowa Fair 1959 6.1 m 199
SHOW CREEK Iowa Poor 1961 31.1 m 199
RACCOON RIVER Iowa Fair 1952 104.5 m 199
FLOYD RIVER Iowa Good 2004 54.6 m 199
BUCK CREEK Iowa Fair 1975 7.9 m 199
JORDAN CREEK Iowa Fair 2000 54.6 m 199
BROKEN KETTLE CREEK Iowa Good 2010 28.3 m 199

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.