Irr:kasaan Road over Tolstoi Creek Tributary
GoodPrince of Wales-Hyder Census Area, Alaska · Mile Point 10.5 · Structure no. 1895
- Built
- 1996
- 29 years old
- Condition
- Good
- inspected July 2023
- Type
- Truss - Thru
- Steel
- Length
- 64 ft
- 1 main span
- Daily traffic
- 70
- 2018 count
- Owner
- City
- City or Municipal Highway Agency
About this bridge
Irr:kasaan Road over Tolstoi Creek Tributary is a steel truss - thru carrying Irr:kasaan Road over Tolstoi Creek Tributary in Prince of Wales-Hyder Census Area, Alaska. It was built in 1996, so it is 29 years old, younger than the Alaska average of 35.9 years.
The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.
It carries about 70 vehicles a day, roughly 7% of them trucks, projected to reach 100 by 2035. The structure is 64 ft (19.5 m) long and 13 ft wide. If it were closed, the detour would be 123.7 mi (199 km).
Location
Open in Google MapsCondition and inspection
All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.
| Component | Rating | Meaning |
|---|---|---|
| Deck | 7 Good | Some minor problems. |
| Superstructure | 7 Good | Some minor problems. |
| Substructure | 8 Very Good | No problems noted. |
| Channel and channel protection | 6 Satisfactory | Structural elements show some minor deterioration. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was Irr:kasaan Road over Tolstoi Creek Tributary built?
It was built in 1996, making it 29 years old in 2025.
What condition is Irr:kasaan Road over Tolstoi Creek Tributary 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 July 2023.
How much traffic does Irr:kasaan Road over Tolstoi Creek Tributary carry?
About 70 vehicles per day (2018 count), of which roughly 7% are trucks.
How long is Irr:kasaan Road over Tolstoi Creek Tributary?
The structure is 64 ft (19.5 m) long with a longest span of 60 ft (18.3 m) and a deck 13 ft wide.
Who owns Irr:kasaan Road over Tolstoi Creek Tributary?
It is owned by the City or Municipal Highway Agency.