US Bridges

W Yankee RD over Silvercreek

Good

Lenawee County, Michigan · 0.2 MI West of Weston RD · Structure no. 000000000005712

Built
1987
38 years old
Condition
Good
inspected January 2024
Type
Culvert
Concrete
Length
22 ft
1 main span
Daily traffic
828
2010 count
Owner
County
County Highway Agency

About this bridge

W Yankee RD over Silvercreek is a concrete culvert carrying W Yankee RD over Silvercreek in Lenawee County, Michigan. It was built in 1987, so it is 38 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 828 vehicles a day, roughly 2% of them trucks, projected to reach 1,300 by 2031. The structure is 22 ft (6.7 m) long. If it were closed, the detour would be 3.7 mi (6 km).

CarriesW Yankee RD
CrossesSilvercreek
Location0.2 MI West of Weston RD
RouteCounty Highway 0
Coordinates41.72467, -84.19912
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionJanuary 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
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60.1 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 20
Structure length22 ft (6.7 m)
Longest span20 ft (6.1 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic828 (2010)
Projected traffic1,300 by 2031
Trucks2%
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 W Yankee RD over Silvercreek built?

It was built in 1987, making it 38 years old in 2025.

What condition is W Yankee RD over Silvercreek 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 January 2024.

How much traffic does W Yankee RD over Silvercreek carry?

About 828 vehicles per day (2010 count), of which roughly 2% are trucks.

How long is W Yankee RD over Silvercreek?

The structure is 22 ft (6.7 m) long with a longest span of 20 ft (6.1 m).

Who owns W Yankee RD over Silvercreek?

It is owned by the County Highway Agency.