US Bridges

G-2 Road over Big Cedar River

Good

Menominee County, Michigan · 1 Mi. W of Wilson · Structure no. 000000000006873

Built
1977
48 years old
Condition
Good
inspected June 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
77 ft
2 main spans
Daily traffic
100
Owner
County
County Highway Agency

About this bridge

G-2 Road over Big Cedar River is a prestressed concrete continuous box beam or girders - multiple carrying G-2 Road over Big Cedar River in Menominee County, Michigan. It was built in 1977, so it is 48 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 100 vehicles a day, projected to reach 130 by 2019. The structure is 77 ft (23.4 m) long and 32 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesG-2 Road
CrossesBig Cedar River
Location1 Mi. W of Wilson
RouteCounty Highway 0
Coordinates45.70149, -87.45371
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating47.8 US tons
Inventory rating36 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length77 ft (23.4 m)
Longest span38 ft (11.5 m)
Deck width32 ft (9.9 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (—)
Projected traffic130 by 2019
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 G-2 Road over Big Cedar River built?

It was built in 1977, making it 48 years old in 2025.

What condition is G-2 Road over Big Cedar 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 June 2023.

How much traffic does G-2 Road over Big Cedar River carry?

About 100 vehicles per day (latest count).

How long is G-2 Road over Big Cedar River?

The structure is 77 ft (23.4 m) long with a longest span of 38 ft (11.5 m) and a deck 32 ft wide.

Who owns G-2 Road over Big Cedar River?

It is owned by the County Highway Agency.