Glacier Highway over Mendenhall River
GoodJuneau City and Borough, Alaska · Mile Point 9.3 · Structure no. 0737
- Built
- 2015
- 10 years old
- Condition
- Good
- inspected June 2023
- Type
- Tee Beam
- Prestressed Concrete
- Length
- 378 ft
- 3 main spans
- Daily traffic
- 15,923
- 2018 count
- Owner
- State
- State Highway Agency
About this bridge
Glacier Highway over Mendenhall River is a prestressed concrete tee beam carrying Glacier Highway over Mendenhall River in Juneau City and Borough, Alaska. It was built in 2015, so it is 10 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 15,923 vehicles a day, roughly 6% of them trucks, projected to reach 16,700 by 2035. The structure is 378 ft (115.2 m) long and 99 ft wide. If it were closed, the detour would be 8.7 mi (14 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 | 8 Very Good | No problems noted. |
| Superstructure | 7 Good | Some minor problems. |
| Substructure | 7 Good | Some minor problems. |
| Channel and channel protection | 7 Good | Some minor problems. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was Glacier Highway over Mendenhall River built?
It was built in 2015, making it 10 years old in 2025.
What condition is Glacier Highway over Mendenhall River 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 June 2023.
How much traffic does Glacier Highway over Mendenhall River carry?
About 15,923 vehicles per day (2018 count), of which roughly 6% are trucks.
How long is Glacier Highway over Mendenhall River?
The structure is 378 ft (115.2 m) long with a longest span of 126 ft (38.4 m) and a deck 99 ft wide.
Who owns Glacier Highway over Mendenhall River?
It is owned by the State Highway Agency.