US Bridges

US 26B over Enterprize Canal

Good

Bonneville County, Idaho · 0.5 SW Ririe · Structure no. 000000000013311

Built
2015
10 years old
Condition
Good
inspected February 2022
Type
Culvert
Concrete
Length
20 ft
1 main span
Daily traffic
2,200
2023 count
Owner
State
State Highway Agency

About this bridge

US 26B over Enterprize Canal is a concrete culvert carrying US 26B over Enterprize Canal in Bonneville County, Idaho. It was built in 2015, so it is 10 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 2,200 vehicles a day, roughly 6% of them trucks, projected to reach 3,300 by 2042. The structure is 20 ft (6.1 m) long and 49 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesUS 26B
CrossesEnterprize Canal
Location0.5 SW Ririe
RouteU.S. Route 26
StateIdaho
Coordinates43.62099, -111.78556
Functional classRural Major Collector

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 protection8 Very GoodNo problems noted.
Culvert8 Very GoodNo problems noted.
Last inspectionFebruary 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating76.8 US tons
Inventory rating59.3 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHL 93
Structure length20 ft (6.1 m)
Longest span20 ft (6.1 m)
Deck width49 ft (14.9 m)
Roadway width42 ft (12.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,200 (2023)
Projected traffic3,300 by 2042
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

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 US 26B over Enterprize Canal built?

It was built in 2015, making it 10 years old in 2025.

What condition is US 26B over Enterprize 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 February 2022.

How much traffic does US 26B over Enterprize Canal carry?

About 2,200 vehicles per day (2023 count), of which roughly 6% are trucks.

How long is US 26B over Enterprize Canal?

The structure is 20 ft (6.1 m) long with a longest span of 20 ft (6.1 m) and a deck 49 ft wide.

Who owns US 26B over Enterprize Canal?

It is owned by the State Highway Agency.