Mary ST over Five Mile Creek 118
GoodYellowstone County, Montana · NE Billings-Mary ST · Structure no. M56010000+01001
- Built
- 2007
- 18 years old
- Condition
- Good
- inspected June 2023
- Type
- Tee Beam
- Prestressed Concrete
- Length
- 120 ft
- 1 main span
- Daily traffic
- 575
- 2023 count
- Owner
- County
- County Highway Agency
About this bridge
Mary ST over Five Mile Creek 118 is a prestressed concrete tee beam carrying Mary ST over Five Mile Creek 118 in Yellowstone County, Montana. It was built in 2007, so it is 18 years old, younger 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 575 vehicles a day, roughly 3% of them trucks, projected to reach 607 by 2043. The structure is 120 ft (36.7 m) long and 40 ft wide. If it were closed, the detour would be 3.7 mi (6 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 | 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 Mary ST over Five Mile Creek 118 built?
It was built in 2007, making it 18 years old in 2025.
What condition is Mary ST over Five Mile Creek 118 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 Mary ST over Five Mile Creek 118 carry?
About 575 vehicles per day (2023 count), of which roughly 3% are trucks.
How long is Mary ST over Five Mile Creek 118?
The structure is 120 ft (36.7 m) long with a longest span of 115 ft (35 m) and a deck 40 ft wide.
Who owns Mary ST over Five Mile Creek 118?
It is owned by the County Highway Agency.