Milligan HWY over Black River
GoodPresque Isle County, Michigan · 0.9 MI West of M-33 · Structure no. 000000000008984
- Built
- 1986
- 39 years old
- Condition
- Good
- inspected September 2023
- Type
- Box Beam or Girders - Multiple
- Prestressed Concrete
- Length
- 64 ft
- 1 main span
- Daily traffic
- 180
- 2007 count
- Owner
- County
- County Highway Agency
About this bridge
Milligan HWY over Black River is a prestressed concrete box beam or girders - multiple carrying Milligan HWY over Black River in Presque Isle County, Michigan. It was built in 1986, so it is 39 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 180 vehicles a day, projected to reach 180 by 2027. The structure is 64 ft (19.5 m) long and 31 ft wide. If it were closed, the detour would be 6.8 mi (11 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 Milligan HWY over Black River built?
It was built in 1986, making it 39 years old in 2025.
What condition is Milligan HWY over Black 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 2023.
How much traffic does Milligan HWY over Black River carry?
About 180 vehicles per day (2007 count).
How long is Milligan HWY over Black River?
The structure is 64 ft (19.5 m) long with a longest span of 63 ft (19.1 m) and a deck 31 ft wide.
Who owns Milligan HWY over Black River?
It is owned by the County Highway Agency.