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
N. GROVE CREEK Iowa Good 1994 31.4 m 3,180
FLASHER CREEK Iowa Fair 1965 35.4 m 3,180
STREAM Iowa Fair 1982 49.7 m 3,180
OVER BNSF RR Iowa Fair 1982 52.1 m 3,180
MOON CREEK Iowa Fair 1974 8.8 m 3,180
BREWER CREEK Iowa Fair 1989 13.4 m 3,175
US 20 Iowa Good 2010 73.5 m 3,171
SNAKE CREEK Iowa Good 1991 29.9 m 3,170
MAIN ST & COLLINS RD Iowa Fair 1995 153.0 m 3,170
LIZARD CREEK Iowa Good 2002 70.1 m 3,164
OLD CHANNEL ROCK RIVER Iowa Good 1989 62.2 m 3,160
ROCK RIVER Iowa Good 2002 128.0 m 3,160
DRAINAGE DITCH Iowa Fair 1976 7.9 m 3,160
RUSSELL BLVD BNSF UP RR Iowa Fair 1960 192.6 m 3,160
CN RR AND 7TH STREET Iowa Fair 1936 226.2 m 3,159
FOURMILE CREEK Iowa Fair 1990 50.0 m 3,156
185TH STREET Iowa Fair 1960 39.6 m 3,150
NORTH LIZARD CREEK Iowa Good 1976 6.7 m 3,150
ELLIS RD SILVER CREEK Iowa Good 2016 183.5 m 3,150
UP RR & SR L-20 Iowa Fair 1966 103.6 m 3,150
EAST WAPSIPINICON RIVER Iowa Fair 1983 84.1 m 3,150
EAST WAPSIPINICON RIVER Iowa Good 2000 53.3 m 3,150
NORTH LIZARD CREEK Iowa Fair 1976 34.4 m 3,150
ELLIS RD SILVER CREEK Iowa Good 2016 183.5 m 3,150
185TH ST Iowa Good 1960 39.3 m 3,150
CATFISH CREEK Iowa Good 2019 203.9 m 3,150
OLD BOYER RIVER CHANNEL Iowa Fair 1966 19.2 m 3,150
UP RR & LOCAL ROAD Iowa Fair 1966 103.6 m 3,150
DES MOINES RIVER Iowa Fair 1979 178.3 m 3,132
DRY RUN CREEK Iowa Fair 1980 18.0 m 3,127
I-235 Iowa Good 2003 77.4 m 3,120
EAST SOLDIER RIVER Iowa Fair 1948 10.7 m 3,120
DME RR Iowa Fair 1974 104.5 m 3,120
WHITE BREAST CREEK Iowa Fair 1965 209.7 m 3,120
TETER CREEK Iowa Fair 1965 118.9 m 3,120
CROOKED CREEK Iowa Fair 1959 43.3 m 3,110
GLOVER CREEK Iowa Good 1976 9.1 m 3,110
BRIDGE CREEK Iowa Fair 1967 40.5 m 3,110
DM RIVER & B AVE Iowa Fair 1977 171.0 m 3,109
CN RR AND 7TH ST Iowa Fair 1977 226.2 m 3,109
SMALL STREAM Iowa Fair 1976 6.7 m 3,103
BNSF UP RR-TAFT ST Iowa Fair 2017 174.5 m 3,100
IA 150 Iowa Good 1978 64.3 m 3,100
UP BNSF RR-TAFT ST Iowa Fair 1974 164.9 m 3,100
IA 150 Iowa Fair 1978 64.3 m 3,100
DRAINAGE DITCH Iowa Fair 1933 13.1 m 3,100
FLINT CREEK Iowa Good 2020 83.0 m 3,100
INDIAN CREEK Iowa Fair 1980 6.1 m 3,100
MUD CREEK Iowa Good 2013 43.0 m 3,100
MUD CREEK Iowa Good 2008 31.4 m 3,100

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.