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.

Clear
BridgeLocationConditionYear BuiltLengthADT
SNAG CREEK Iowa Fair 1989 53.0 m 585
TIMBER CREEK Iowa Fair 1995 10.7 m 584
APPLE CREEK Iowa Good 2020 21.3 m 583
WILLOW CREEK Iowa Poor 1964 23.5 m 580
AMES CREEK Iowa Good 2003 31.4 m 580
SOLDIER RIVER Iowa Fair 1998 71.9 m 580
SOLDIER RIVER Iowa Good 2014 81.4 m 580
DRAINAGE DITCH Iowa Good 2008 7.6 m 580
JORDAN CREEK Iowa Good 1964 62.2 m 580
DEEP CREEK Iowa Fair 1989 40.5 m 580
NATURAL STREAM Iowa Good 2015 39.9 m 580
CANOE CREEK Iowa Good 1959 7.3 m 580
OVERFLOW CHANNEL Iowa Good 2008 7.6 m 580
BLACKHAWK CREEK Iowa Poor 1967 54.3 m 579
PANTHER CREEK Iowa Fair 1968 30.5 m 579
BLACKHAWK CREEK BRANCH Iowa Fair 1966 7.3 m 579
BLACKHAWK CREEK BRANCH Iowa Fair 1966 12.8 m 579
SMALL STREAM Iowa Good 2000 7.9 m 579
LITTLE CEDAR Iowa Poor 1964 55.8 m 579
SMALL STREAM Iowa Good 1992 7.6 m 579
WHITE WATER Iowa Good 2005 66.1 m 579
MAYNES CREEK Iowa Good 1992 53.6 m 579
SMALL STREAM Iowa Good 2017 7.6 m 579
BEAVER CREEK Iowa Fair 1957 39.6 m 579
BRANCH IOWA RIVER Iowa Poor 1969 10.1 m 579
BRANCH CRANE CREEK Iowa Fair 1968 17.7 m 579
CRANE CREEK Iowa Poor 1968 9.8 m 579
HARTGRAVE CREEK Iowa Good 2013 90.5 m 579
ELK CREEK Iowa Good 2009 46.0 m 579
FAMERS GARRETSON DITCH Iowa Poor 1962 66.8 m 578
NO LIZARD CK DD #171 Iowa Poor 1965 21.0 m 578
DD 70 Iowa Good 2017 7.5 m 578
OVER CC RR Iowa Poor 1932 47.9 m 578
OCHEYEDAN RIVER Iowa Fair 1969 46.3 m 578
SMALL STREAM Iowa Good 1975 7.6 m 578
WEST RAT CREEK Iowa Good 2007 9.1 m 578
D.D.#40 Iowa Fair 1984 23.8 m 578
SOLDIER CREEK Iowa Fair 1984 23.8 m 578
WILLOW CREEK Iowa Good 2017 36.9 m 578
SMALL Iowa Good 2010 6.8 m 578
RAT CREEK Iowa Fair 1990 8.2 m 578
TRULINER CREEK Iowa Good 1958 34.1 m 578
DRAINAGE DITCH 69 Iowa Fair 1973 9.8 m 578
FLOYD RIVER Iowa Fair 1969 53.3 m 578
D D Iowa Fair 1975 23.8 m 578
NO NAME CREEK Iowa Good 2016 6.7 m 578
WILLOW CREEK Iowa Fair 1997 14.6 m 577
BOYER RIVER Iowa Fair 1974 77.1 m 577
KEG CREEK Iowa Fair 1974 55.2 m 577
BIG CREEK Iowa Good 2020 7.7 m 577

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.