Browse Bridge Database

4,646 bridges in the FHWA National Bridge Inventory in Idaho.

National Bridge Inventory Database

Browse 4,646 bridges from the Federal Highway Administration National Bridge Inventory. Filter by state, condition rating, or search by name and location.

Clear
BridgeLocationConditionYear BuiltLengthADT
HIGH LINE CANAL Idaho Fair 1975 10.7 m 200
HIGH LINE CANAL Idaho Fair 1962 11.9 m 200
OWL CREEK Idaho Fair 1959 14.7 m 200
RED ROCK CREEK Idaho Poor 1970 9.4 m 200
RIVERSIDE CANAL Idaho Fair 1983 9.1 m 200
EAST CANAL Idaho Fair 1952 8.2 m 200
G CANAL Idaho Fair 2001 12.2 m 200
G CANAL Idaho Fair 1988 6.7 m 200
G CANAL Idaho Good 1988 6.7 m 200
MAIN SOUTHSIDE CANAL Idaho Fair 2008 29.9 m 200
LATOUR CREEK;DUDLEY BR. Idaho Fair 1976 22.9 m 200
T.F.NORTHSIDE MAIN CNL Idaho Fair 1970 22.6 m 200
C CANAL Idaho Fair 1974 8.8 m 200
DEER FLAT CALDWELL CANAL Idaho Good 2006 7.3 m 200
C CANAL Idaho Fair 1972 7.3 m 200
C CANAL Idaho Fair 1955 7.9 m 200
S.FK.CDA R;SMELTERVILLE Idaho Fair 1963 27.4 m 200
C CANAL Idaho Poor 1975 8.5 m 200
MAIN DRAIN Idaho Good 2024 7.9 m 200
L CANAL Idaho Fair 1972 10.7 m 200
I 84;EDEN RD GS Idaho Fair 1966 67.1 m 200
LITTLE WOOD RIVER Idaho Poor 1920 13.7 m 200
LITTLE WOOD RIVER Idaho Poor 1913 19.2 m 200
BIG CREEK;NW.OSBURN BR Idaho Good 2024 19.8 m 200
FARMERS COOP CANAL Idaho Fair 1930 7.6 m 200
CAMAS CREEK Idaho Poor 1953 13.7 m 200
MILNER GOODING CANAL Idaho Poor 1955 23.8 m 200
MAIN NORTHSIDE CANAL Idaho Fair 1975 14.6 m 200
B-4 CANAL Idaho Good 2023 17.2 m 200
B-2 CANAL Idaho Good 2020 6.7 m 200
B-4 CANAL Idaho Fair 1983 6.7 m 200
LEWISVILLE CANAL Idaho Fair 1975 6.2 m 200
LOWER PAYETTE DITCH Idaho Fair 1967 7.9 m 200
DRY CREEK Idaho Good 2005 10.4 m 200
LOGGERS CREEK Idaho Good 1972 9.4 m 200
WALDVOGEL CANAL Idaho Fair 1950 10.1 m 200
NOBLE CANAL Idaho Fair 1972 7.3 m 200
WALDVOGEL CANAL Idaho Fair 1997 10.1 m 200
PHYLLIS CANAL Idaho Fair 1980 21.9 m 200
TEN MILE CREEK Idaho Good 2007 9.1 m 200
I 90 EB-WB;WILLOW CR. GS Idaho Fair 1973 63.1 m 200
FARMERS UNION CANAL Idaho Good 1999 7.6 m 200
EAST MADDEN LATERAL Idaho Good 2019 6.4 m 200
FARMERS COOP CANAL Idaho Fair 1979 9.1 m 200
MORA CANAL Idaho Fair 2004 40.2 m 200
MORA CANAL Idaho Fair 1983 14.3 m 200
FARMERS COOP SEBREE CNL Idaho Fair 1967 11.0 m 200
GREAT WESTERN CANAL Idaho Fair 2001 6.7 m 190
PEOPLES CANAL Idaho Fair 1999 10.1 m 190
ABERDEEN SPRINGFIELD CNL Idaho Poor 1964 28.0 m 190

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.