US Bridges

US-2 over Manistique River

Fair

Schoolcraft County, Michigan · In Manistique · Structure no. 000000000009673

Built
1983
42 years old
Condition
Fair
inspected September 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
679 ft
5 main spans
Daily traffic
4,300
2013 count
Owner
State
State Highway Agency

About this bridge

US-2 over Manistique River is a steel continuous stringer/multi-beam or girder carrying US-2 over Manistique River in Schoolcraft County, Michigan. It was built in 1983, so it is 42 years old, younger than the Michigan average of 48.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 4,300 vehicles a day, roughly 15% of them trucks, projected to reach 8,657 by 2018. The structure is 679 ft (206.9 m) long and 58 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesUS-2
CrossesManistique River
LocationIn Manistique
RouteU.S. Route 2
Coordinates45.95373, -86.24931
Functional classRural Principal Arterial - Other

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating87.5 US tons
Inventory rating52.5 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans5
Design loadHS 25 or greater
Structure length679 ft (206.9 m)
Longest span160 ft (48.7 m)
Deck width58 ft (17.6 m)
Roadway width49 ft (15 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,300 (2013)
Projected traffic8,657 by 2018
Trucks15%
Lanes on structure3
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNavigation control on waterway (bridge permit required)

Frequently asked questions

When was US-2 over Manistique River built?

It was built in 1983, making it 42 years old in 2025.

What condition is US-2 over Manistique River in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in September 2023.

How much traffic does US-2 over Manistique River carry?

About 4,300 vehicles per day (2013 count), of which roughly 15% are trucks.

How long is US-2 over Manistique River?

The structure is 679 ft (206.9 m) long with a longest span of 160 ft (48.7 m) and a deck 58 ft wide.

Who owns US-2 over Manistique River?

It is owned by the State Highway Agency.