US Bridges

US-8 over Menominee River

Fair

Dickinson County, Michigan · 2.0 MI S of Norway · Structure no. 000000000002190

Built
1966
59 years old, rebuilt 2019
Condition
Fair
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
316 ft
3 main spans
Daily traffic
2,875
2018 count
Owner
State
State Highway Agency

About this bridge

US-8 over Menominee River is a steel continuous stringer/multi-beam or girder carrying US-8 over Menominee River in Dickinson County, Michigan. It was built in 1966 and reconstructed in 2019, so it is 59 years old, older 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 2,875 vehicles a day, roughly 9% of them trucks, projected to reach 3,175 by 2038. The structure is 316 ft (96.4 m) long and 35 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

CarriesUS-8
CrossesMenominee River
Location2.0 MI S of Norway
RouteU.S. Route 8
Coordinates45.75723, -87.9218
Functional classRural Minor Arterial

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating59.3 US tons
Inventory rating35.4 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length316 ft (96.4 m)
Longest span120 ft (36.6 m)
Deck width35 ft (10.8 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,875 (2018)
Projected traffic3,175 by 2038
Trucks9%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 km)
TollOn a free road
National Highway SystemNo

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—
NavigationNo navigation control on waterway

Frequently asked questions

When was US-8 over Menominee River built?

It was built in 1966, making it 59 years old in 2025. It was reconstructed in 2019.

What condition is US-8 over Menominee 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 2024.

How much traffic does US-8 over Menominee River carry?

About 2,875 vehicles per day (2018 count), of which roughly 9% are trucks.

How long is US-8 over Menominee River?

The structure is 316 ft (96.4 m) long with a longest span of 120 ft (36.6 m) and a deck 35 ft wide.

Who owns US-8 over Menominee River?

It is owned by the State Highway Agency.