US Bridges

Mikado Road over Van Etten Creek

Good

Alcona County, Michigan · 0.5 MI E of Mikado · Structure no. 000000000000011

Built
2006
19 years old
Condition
Good
inspected May 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
70 ft
1 main span
Daily traffic
1,325
2005 count
Owner
County
County Highway Agency

About this bridge

Mikado Road over Van Etten Creek is a prestressed concrete box beam or girders - multiple carrying Mikado Road over Van Etten Creek in Alcona County, Michigan. It was built in 2006, so it is 19 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 1,325 vehicles a day, roughly 6% of them trucks, projected to reach 2,650 by 2025. The structure is 70 ft (21.3 m) long and 44 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesMikado Road
CrossesVan Etten Creek
Location0.5 MI E of Mikado
RouteCounty Highway 120
Coordinates44.59096, -83.41442
Functional classRural Major Collector

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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
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 geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64.8 US tons
Inventory rating38.9 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length70 ft (21.3 m)
Longest span65 ft (19.7 m)
Deck width44 ft (13.3 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,325 (2005)
Projected traffic2,650 by 2025
Trucks6%
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 Mikado Road over Van Etten Creek built?

It was built in 2006, making it 19 years old in 2025.

What condition is Mikado Road over Van Etten 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 Mikado Road over Van Etten Creek carry?

About 1,325 vehicles per day (2005 count), of which roughly 6% are trucks.

How long is Mikado Road over Van Etten Creek?

The structure is 70 ft (21.3 m) long with a longest span of 65 ft (19.7 m) and a deck 44 ft wide.

Who owns Mikado Road over Van Etten Creek?

It is owned by the County Highway Agency.