Browse Bridge Database

14,498 bridges in the FHWA National Bridge Inventory in Wisconsin.

National Bridge Inventory Database

Browse 14,498 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
STH 20 Wisconsin Fair 1971 64.0 m 21,600
LRD KINNEY RD Wisconsin Fair 1958 37.9 m 21,600
LAKE MONONA Wisconsin Poor 1968 51.4 m 21,600
IH E-S RAMP IH 794 WB - Wisconsin Fair 2008 291.1 m 21,600
LAKE MONONA Wisconsin Poor 1968 51.1 m 21,600
IH 43 & IH 794 Wisconsin Fair 2008 434.3 m 21,600
IH 41/IH 894/USH 45 Wisconsin Fair 1962 83.5 m 21,600
LRD 100TH STREET Wisconsin Fair 1958 31.8 m 21,600
LAKE MONONA Wisconsin Poor 1966 33.2 m 21,600
LAKE MONONA Wisconsin Poor 1975 33.7 m 21,600
LAKE MONONA Wisconsin Fair 1968 56.0 m 21,600
LRD KINNEY RD Wisconsin Fair 1958 37.9 m 21,600
STH 33 Wisconsin Fair 1971 50.5 m 21,600
LAKE MONONA Wisconsin Fair 1968 56.2 m 21,600
OTTER CR Wisconsin Good 2006 81.1 m 21,500
OTTER CREEK Wisconsin Fair 2006 81.2 m 21,500
STH 138 Wisconsin Good 1978 52.7 m 21,500
BR KINNICKINNIC RIVER Wisconsin Fair 1953 7.9 m 21,494
STH 13 NB Wisconsin Fair 1961 81.2 m 21,450
W BR FOND DU LAC RIVER Wisconsin Good 1961 49.2 m 21,450
CTH N Wisconsin Good 1999 70.7 m 21,450
CTH N Wisconsin Fair 1999 70.7 m 21,450
STH 13 Wisconsin Fair 1961 85.4 m 21,450
W BR FOND DU LAC RIVER Wisconsin Fair 1953 49.1 m 21,450
SPRING BROOK Wisconsin Fair 1961 32.7 m 21,450
SPRING BROOK Wisconsin Fair 1961 32.7 m 21,450
JOHNSON CREEK Wisconsin Good 2020 11.9 m 21,400
LRD HILLSIDE RD Wisconsin Good 2020 34.2 m 21,400
PEWAUKEE RIVER Wisconsin Fair 1978 6.8 m 21,400
JOHNSON CREEK Wisconsin Fair 2020 11.9 m 21,400
CTH P Wisconsin Fair 1964 32.4 m 21,400
CTH P Wisconsin Good 1964 32.4 m 21,400
LRD HILLSIDE RD Wisconsin Fair 1964 31.3 m 21,400
HONEY CREEK Wisconsin Fair 2009 14.0 m 21,300
USH 51 BUS Wisconsin Fair 1971 106.4 m 21,300
LRD CARFERRY DRIVE Wisconsin Fair 1998 55.6 m 21,250
LRD CARFERRY DRIVE Wisconsin Fair 1998 55.6 m 21,250
DRAINAGE DITCH Wisconsin Good 2020 12.0 m 21,200
KOSHKONONG CREEK Wisconsin Fair 1962 8.1 m 21,200
DRAINAGE DITCH Wisconsin Good 2020 10.8 m 21,200
STH 73 Wisconsin Poor 1963 35.0 m 21,200
WALLA WALLA CREEK Wisconsin Fair 1923 7.9 m 21,200
STH 73 Wisconsin Fair 1963 34.5 m 21,200
DRAINAGE DITCH Wisconsin Good 2020 11.1 m 21,200
WISCONSIN RIVER 16 Wisconsin Fair 1955 207.5 m 21,200
WISCONSIN RIVER 15 Wisconsin Fair 1991 196.4 m 21,200
JOHNSON CREEK Wisconsin Good 1972 39.8 m 21,200
KOSHKONONG CREEK Wisconsin Good 2020 15.4 m 21,200
S FK KINNICKINNIC RIVER Wisconsin Fair 1982 40.6 m 21,115
WISCONSIN RIVER 29 Wisconsin Good 1972 242.2 m 21,100

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.