US Bridges

Ridge Road over Fowler Creek

Good

Washtenaw County, Michigan · Superior Twp Sec 36 · Structure no. 000000000013925

Built
2013
12 years old
Condition
Good
inspected September 2023
Type
Culvert
Concrete
Length
23 ft
1 main span
Daily traffic
150
2014 count
Owner
County
County Highway Agency

About this bridge

Ridge Road over Fowler Creek is a concrete culvert carrying Ridge Road over Fowler Creek in Washtenaw County, Michigan. It was built in 2013, so it is 12 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, projected to reach 172 by 2034. The structure is 23 ft (7 m) long. If it were closed, the detour would be 3.7 mi (6 km).

CarriesRidge Road
CrossesFowler Creek
LocationSuperior Twp Sec 36
RouteCounty Highway 8197
Coordinates42.27567, -83.55417
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61.2 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadUnknown
Structure length23 ft (7 m)
Longest span21 ft (6.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic150 (2014)
Projected traffic172 by 2034
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 Ridge Road over Fowler Creek built?

It was built in 2013, making it 12 years old in 2025.

What condition is Ridge Road over Fowler 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 September 2023.

How much traffic does Ridge Road over Fowler Creek carry?

About 150 vehicles per day (2014 count).

How long is Ridge Road over Fowler Creek?

The structure is 23 ft (7 m) long with a longest span of 21 ft (6.4 m).

Who owns Ridge Road over Fowler Creek?

It is owned by the County Highway Agency.