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
PAINT CREEK Iowa Fair 1964 39.0 m 442
STREAM Iowa Fair 1963 9.8 m 442
CREEK Iowa Fair 1982 22.9 m 442
WINNEBAGO RIVER Iowa Poor 1964 66.8 m 442
ALRY RUN CREEK Iowa Good 2006 31.4 m 442
DRAINAGE Iowa Good 2022 28.3 m 442
HEATONS CREEK Iowa Fair 2002 39.0 m 442
BRUSH CREEK Iowa Good 2002 31.4 m 442
BRUSH CREEK Iowa Poor 1957 44.2 m 442
FARMERS CREEK Iowa Good 2017 11.6 m 440
WHITE BREAST CREEK Iowa Poor 1957 62.2 m 440
SMALL STREAM Iowa Fair 1959 6.4 m 440
ENGLISH Iowa Fair 1980 58.5 m 440
SEWER CREEK Iowa Fair 1987 6.4 m 440
TURKEY RIVER Iowa Fair 1957 125.0 m 440
SMALL STREAM Iowa Good 2016 7.9 m 440
N SKUNK RIVER Iowa Good 1989 61.3 m 440
N. FORK LONG CREEK Iowa Poor 1961 25.0 m 440
FORK OF RATHBUN LAKE Iowa Fair 1968 123.1 m 440
FORK OF RATHBUN LAKE Iowa Fair 1968 123.1 m 440
SMALL STREAM Iowa Fair 1959 31.4 m 440
MUD CREEK Iowa Fair 1976 23.8 m 440
LITTLE SUGAR CREEK Iowa Fair 1974 9.4 m 440
BUFFALO CREEK Iowa Good 2010 9.8 m 439
BLOOD RUN CREEK Iowa Good 2000 34.4 m 439
DRY BRANCH Iowa Good 1992 31.4 m 439
MORGAN CREEK Iowa Poor 2000 36.6 m 439
PILOT CREEK Iowa Poor 1970 23.8 m 439
BNSF RR Iowa Good 2017 80.5 m 439
EAST NODAWAY RIVER Iowa Fair 1976 54.6 m 439
SIX MILE CREEK Iowa Good 1993 43.3 m 439
SOLDIER RIVER Iowa Good 2015 37.5 m 439
KAPPES CREEK Iowa Fair 1958 12.2 m 439
TAFT CREEK Iowa Fair 1955 6.1 m 439
BOONE RIVER Iowa Fair 1979 35.4 m 439
IA 60 ( SIBLEY BYPASS ) Iowa Good 2006 82.6 m 439
DRY RUN Iowa Fair 1924 7.0 m 439
LITTLE MAPLE RIVER Iowa Poor 1971 23.8 m 439
FLOYD RIVER Iowa Good 2019 95.7 m 439
DRY RUN Iowa Good 1972 7.0 m 439
COAL CREEK Iowa Fair 1984 35.4 m 439
ELK CREEK Iowa Fair 2005 78.3 m 439
WILLOW CREEK Iowa Fair 2020 66.1 m 437
CRABAPPLE CREEK Iowa Fair 1994 35.4 m 436
MIDDLE MINERVA CREEK Iowa Fair 1974 11.6 m 435
MIDDLE RACCOON RIVER Iowa Fair 1968 38.7 m 433
TRIB TO MILLER CREEK Iowa Fair 1971 7.6 m 432
US 52 Iowa Good 2018 74.7 m 432
RAVEN CREEK Iowa Fair 1981 39.0 m 432
CREEK Iowa Fair 1934 6.4 m 432

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.