US Bridges

I84 Ebl Wbl over Notus Canal

Good

Canyon County, Idaho · In Caldwell · Structure no. 000000000015546

Built
2022
3 years old
Condition
Good
inspected January 2025
Type
Culvert
Concrete
Length
26 ft
1 main span
Daily traffic
68,000
2023 count
Owner
State
State Highway Agency

About this bridge

I84 Ebl Wbl over Notus Canal is a concrete culvert carrying I84 Ebl Wbl over Notus Canal in Canyon County, Idaho. It was built in 2022, so it is 3 years old, younger than the Idaho average of 45.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 9 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 68,000 vehicles a day, roughly 24% of them trucks, projected to reach 102,000 by 2042. The structure is 26 ft (7.9 m) long and 155 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI84 Ebl Wbl
CrossesNotus Canal
LocationIn Caldwell
RouteInterstate 84
StateIdaho
Coordinates43.63478, -116.63339
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert9 ExcellentNo problems noted.
Last inspectionJanuary 2025
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation9: Superior to present desirable criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating55.7 US tons
Inventory rating42.9 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHL 93
Structure length26 ft (7.9 m)
Longest span26 ft (7.9 m)
Deck width155 ft (47.2 m)
Roadway width124 ft (37.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic68,000 (2023)
Projected traffic102,000 by 2042
Trucks24%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was I84 Ebl Wbl over Notus Canal built?

It was built in 2022, making it 3 years old in 2025.

What condition is I84 Ebl Wbl over Notus Canal in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in January 2025.

How much traffic does I84 Ebl Wbl over Notus Canal carry?

About 68,000 vehicles per day (2023 count), of which roughly 24% are trucks.

How long is I84 Ebl Wbl over Notus Canal?

The structure is 26 ft (7.9 m) long with a longest span of 26 ft (7.9 m) and a deck 155 ft wide.

Who owns I84 Ebl Wbl over Notus Canal?

It is owned by the State Highway Agency.