Mansfield RD over Michigamme River
GoodIron County, Michigan · 3.5 MI NW Colony Corners · Structure no. 000000000004185
- Built
- 2006
- 19 years old
- Condition
- Good
- inspected September 2024
- Type
- Box Beam or Girders - Multiple
- Prestressed Concrete
- Length
- 106 ft
- 1 main span
- Daily traffic
- 179
- 2005 count
- Owner
- County
- County Highway Agency
About this bridge
Mansfield RD over Michigamme River is a prestressed concrete box beam or girders - multiple carrying Mansfield RD over Michigamme River in Iron County, Michigan. It was built in 2006, so it is 19 years old, younger than the Michigan average of 48.3 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 179 vehicles a day, roughly 5% of them trucks, projected to reach 251 by 2025. The structure is 106 ft (32.3 m) long and 31 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 | 8 Very Good | No problems noted. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was Mansfield RD over Michigamme River built?
It was built in 2006, making it 19 years old in 2025.
What condition is Mansfield RD over Michigamme 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 September 2024.
How much traffic does Mansfield RD over Michigamme River carry?
About 179 vehicles per day (2005 count), of which roughly 5% are trucks.
How long is Mansfield RD over Michigamme River?
The structure is 106 ft (32.3 m) long with a longest span of 101 ft (30.7 m) and a deck 31 ft wide.
Who owns Mansfield RD over Michigamme River?
It is owned by the County Highway Agency.