I 315S over FAU 5225-14th ST SW
GoodCascade County, Montana · Great Falls · Structure no. I00315000+03421
- Built
- 1967
- 58 years old, rebuilt 1995
- Condition
- Good
- inspected October 2024
- Type
- Stringer/Multi-beam or Girder
- Prestressed Concrete
- Length
- 150 ft
- 3 main spans
- Daily traffic
- 6,326
- 2023 count
- Owner
- State
- State Highway Agency
About this bridge
I 315S over FAU 5225-14th ST SW is a prestressed concrete stringer/multi-beam or girder carrying I 315S over FAU 5225-14th ST SW in Cascade County, Montana. It was built in 1967 and reconstructed in 1995, so it is 58 years old, older than the Montana average of 47 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 6,326 vehicles a day, roughly 5% of them trucks, projected to reach 6,642 by 2043. The structure is 150 ft (45.7 m) long and 39 ft wide.
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 | 8 Very Good | No problems noted. |
| Substructure | 7 Good | Some minor problems. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was I 315S over FAU 5225-14th ST SW built?
It was built in 1967, making it 58 years old in 2025. It was reconstructed in 1995.
What condition is I 315S over FAU 5225-14th ST SW 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 October 2024.
How much traffic does I 315S over FAU 5225-14th ST SW carry?
About 6,326 vehicles per day (2023 count), of which roughly 5% are trucks.
How long is I 315S over FAU 5225-14th ST SW?
The structure is 150 ft (45.7 m) long with a longest span of 52 ft (15.7 m) and a deck 39 ft wide.
Who owns I 315S over FAU 5225-14th ST SW?
It is owned by the State Highway Agency.