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
MINK CREEK Iowa Good 1985 46.0 m 359
E FORK DES MOINES RIVER Iowa Poor 1973 38.9 m 359
BEAVER CREEK Iowa Good 2016 8.2 m 359
DRAINAGE Iowa Good 1935 8.0 m 359
SMALL STREAM Iowa Good 2000 13.4 m 359
DRAINAGE Iowa Fair 1977 10.1 m 359
DRAINAGE Iowa Poor 1977 10.1 m 359
BR OCHEYEDAN R Iowa Fair 1967 31.4 m 359
PLUM CREEK Iowa Good 2023 30.8 m 359
FIELD STREAM Iowa Good 2007 23.8 m 358
ROCK CREEK Iowa Fair 1962 12.2 m 358
WILLOW CREEK Iowa Fair 1964 23.5 m 358
SMALL STREAM Iowa Fair 1950 7.6 m 358
HIGH CREEK Iowa Good 1990 29.9 m 358
OVER I.C.E. RR Iowa Poor 1900 34.7 m 358
MIDDLE WILLOW CREEK Iowa Good 1967 6.4 m 358
WATERWAY Iowa Good 1998 8.5 m 358
WILLOW CREEK Iowa Good 2015 8.1 m 358
SNAKE CREEK Iowa Fair 1998 11.3 m 358
MIDDLE RACCOON RIVER Iowa Poor 1965 60.0 m 358
MUD CREEK Iowa Good 1990 46.0 m 358
SNAKE CREEK Iowa Fair 1978 39.6 m 358
VOLGA RIVER Iowa Poor 1955 40.2 m 356
WALNUT CREEK Iowa Good 2012 84.1 m 356
WOLFE CREEK TRIBUTARY Iowa Fair 1993 10.1 m 355
ROCK CREEK Iowa Good 2022 21.3 m 354
LAKE CREEK Iowa Poor 1985 31.4 m 354
RACCOON RIVER Iowa Fair 1982 70.1 m 354
BLACK HAWK CREEK Iowa Fair 1900 9.4 m 354
MOON CREEK Iowa Poor 1958 23.8 m 354
HONEY CREEK Iowa Good 2004 54.6 m 354
INDIAN CREEK Iowa Fair 2006 69.5 m 353
BIRDLAND LAGOON Iowa Fair 1930 12.2 m 351
MIDDLE MAQUOKETA RIVER Iowa Fair 1974 47.2 m 350
BEAR CREEK Iowa Good 2004 47.5 m 350
SOLDIER RIVER Iowa Poor 1971 35.4 m 350
CREEK Iowa Poor 1971 6.7 m 350
LITTLE SIOUX RIVER Iowa Fair 1981 126.5 m 350
LOTTS CREEK Iowa Good 1996 39.0 m 350
E FORK DES MOINES RIVER Iowa Good 2022 75.0 m 350
WAPSIPINICON RIVER Iowa Fair 1963 196.9 m 350
DRAINAGE DITCH Iowa Good 2000 10.1 m 350
BLOOD RUN CREEK Iowa Fair 1971 39.0 m 350
SMALL Iowa Fair 1978 12.5 m 350
POOL-MUD LAKE Iowa Good 2018 9.1 m 350
STREAM Iowa Good 2003 7.3 m 350
DD JT 22 Iowa Fair 1975 7.3 m 350
SMALL CREEK Iowa Fair 1978 11.6 m 350
N OIERSON CREEK Iowa Fair 1974 15.2 m 350
BURR CREEK Iowa Good 2019 30.8 m 350

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.