US Bridges

Can-Ada Road over Waldvogel Canal

Fair

Canyon County, Idaho · 13.3S 2.4E Nampa City Ctr · Structure no. 000000000026970

Built
1980
45 years old
Condition
Fair
inspected March 2024
Type
Tee Beam
Prestressed Concrete
Length
27 ft
1 main span
Daily traffic
280
2023 count
Owner
Local
Other Local Agency

About this bridge

Can-Ada Road over Waldvogel Canal is a prestressed concrete tee beam carrying Can-Ada Road over Waldvogel Canal in Canyon County, Idaho. It was built in 1980, so it is 45 years old, younger than the Idaho average of 45.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 280 vehicles a day, roughly 10% of them trucks, projected to reach 420 by 2039. The structure is 27 ft (8.2 m) long and 46 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesCan-Ada Road
CrossesWaldvogel Canal
Location13.3S 2.4E Nampa City Ctr
RouteCounty Highway 0
CountyCanyon County
StateIdaho
Coordinates43.38487, -116.51364
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating30 US tons
Inventory rating18 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length27 ft (8.2 m)
Longest span26 ft (7.9 m)
Deck width46 ft (14 m)
Roadway width44 ft (13.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic280 (2023)
Projected traffic420 by 2039
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerOther Local Agency
Maintained byOther Local Agency
Historic statusHistorical significance not determinable at this time
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$365,000 (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Can-Ada Road over Waldvogel Canal built?

It was built in 1980, making it 45 years old in 2025.

What condition is Can-Ada Road over Waldvogel Canal in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in March 2024.

How much traffic does Can-Ada Road over Waldvogel Canal carry?

About 280 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is Can-Ada Road over Waldvogel Canal?

The structure is 27 ft (8.2 m) long with a longest span of 26 ft (7.9 m) and a deck 46 ft wide.

Who owns Can-Ada Road over Waldvogel Canal?

It is owned by the Other Local Agency.