E. 12th Street over Black Canyon Canal
FairGem County, Idaho · 1.1 S. 1.9 E. Emmett · Structure no. 000000000028125
- Built
- 1955
- 70 years old, rebuilt 1980
- Condition
- Fair
- inspected October 2023
- Type
- Tee Beam
- Prestressed Concrete
- Length
- 71 ft
- 1 main span
- Daily traffic
- 100
- 2023 count
- Owner
- City
- City or Municipal Highway Agency
About this bridge
E. 12th Street over Black Canyon Canal is a prestressed concrete tee beam carrying E. 12th Street over Black Canyon Canal in Gem County, Idaho. It was built in 1955 and reconstructed in 1980, so it is 70 years old, older 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 6 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 100 vehicles a day, roughly 10% of them trucks, projected to reach 150 by 2039. The structure is 71 ft (21.6 m) long and 24 ft wide. If it were closed, the detour would be 1.2 mi (2 km).
Location
Open in Google MapsCondition and inspection
The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.
| Component | Rating | Meaning |
|---|---|---|
| Deck | 7 Good | Some minor problems. |
| Superstructure | 6 Satisfactory | Structural elements show some minor deterioration. |
| Substructure | 6 Satisfactory | Structural elements show some minor deterioration. |
| Channel and channel protection | 7 Good | Some minor problems. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was E. 12th Street over Black Canyon Canal built?
It was built in 1955, making it 70 years old in 2025. It was reconstructed in 1980.
What condition is E. 12th Street over Black Canyon 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 October 2023.
How much traffic does E. 12th Street over Black Canyon Canal carry?
About 100 vehicles per day (2023 count), of which roughly 10% are trucks.
How long is E. 12th Street over Black Canyon Canal?
The structure is 71 ft (21.6 m) long with a longest span of 70 ft (21.3 m) and a deck 24 ft wide.
Who owns E. 12th Street over Black Canyon Canal?
It is owned by the City or Municipal Highway Agency.