US Bridges

Wissmiller Road over Vanetten Creek

Good

Alcona County, Michigan · 1.5 M S 0.2 M E of Mikado · Structure no. 000000000000031

Built
1991
34 years old
Condition
Good
inspected May 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
55 ft
1 main span
Daily traffic
220
2003 count
Owner
County
County Highway Agency

About this bridge

Wissmiller Road over Vanetten Creek is a prestressed concrete box beam or girders - multiple carrying Wissmiller Road over Vanetten Creek in Alcona County, Michigan. It was built in 1991, so it is 34 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 220 vehicles a day, projected to reach 295 by 2023. The structure is 55 ft (16.7 m) long and 31 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesWissmiller Road
CrossesVanetten Creek
Location1.5 M S 0.2 M E of Mikado
RouteCounty Highway 0
Coordinates44.56929, -83.41904
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating68.5 US tons
Inventory rating41 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length55 ft (16.7 m)
Longest span51 ft (15.5 m)
Deck width31 ft (9.6 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic220 (2003)
Projected traffic295 by 2023
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 Wissmiller Road over Vanetten Creek built?

It was built in 1991, making it 34 years old in 2025.

What condition is Wissmiller Road over Vanetten Creek 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 May 2023.

How much traffic does Wissmiller Road over Vanetten Creek carry?

About 220 vehicles per day (2003 count).

How long is Wissmiller Road over Vanetten Creek?

The structure is 55 ft (16.7 m) long with a longest span of 51 ft (15.5 m) and a deck 31 ft wide.

Who owns Wissmiller Road over Vanetten Creek?

It is owned by the County Highway Agency.