US Bridges

Wickert RD FH14 over S Br of Au Sable River

Good

Iosco County, Michigan · 3.75 MI W of M-65 · Structure no. 000000000004141

Built
1998
27 years old
Condition
Good
inspected June 2024
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
30 ft
1 main span
Daily traffic
150
2006 count
Owner
County
County Highway Agency

About this bridge

Wickert RD FH14 over S Br of Au Sable River is a wood or timber stringer/multi-beam or girder carrying Wickert RD FH14 over S Br of Au Sable River in Iosco County, Michigan. It was built in 1998, so it is 27 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 150 vehicles a day, roughly 5% of them trucks, projected to reach 270 by 2026. The structure is 30 ft (9.1 m) long and 33 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesWickert RD FH14
CrossesS Br of Au Sable River
Location3.75 MI W of M-65
RouteCounty Highway 0
Coordinates44.45088, -83.87655
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.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating67.1 US tons
Inventory rating45.7 US tons

Structure

MaterialWood or Timber
DeckNot applicable
Main spans1
Design loadHS 20 + Mod
Structure length30 ft (9.1 m)
Longest span28 ft (8.5 m)
Deck width33 ft (10.1 m)
Roadway width31 ft (9.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic150 (2006)
Projected traffic270 by 2026
Trucks5%
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 Wickert RD FH14 over S Br of Au Sable River built?

It was built in 1998, making it 27 years old in 2025.

What condition is Wickert RD FH14 over S Br of Au Sable 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 2024.

How much traffic does Wickert RD FH14 over S Br of Au Sable River carry?

About 150 vehicles per day (2006 count), of which roughly 5% are trucks.

How long is Wickert RD FH14 over S Br of Au Sable River?

The structure is 30 ft (9.1 m) long with a longest span of 28 ft (8.5 m) and a deck 33 ft wide.

Who owns Wickert RD FH14 over S Br of Au Sable River?

It is owned by the County Highway Agency.