US Bridges

No 12 RD over Silver Creek

Good

Wexford County, Michigan · 1.5 MI E of No 31 RD · Structure no. 000000000013568

Built
1990
35 years old
Condition
Good
inspected July 2024
Type
Culvert
Concrete
Length
24 ft
1 main span
Daily traffic
100
2010 count
Owner
County
County Highway Agency

About this bridge

No 12 RD over Silver Creek is a concrete culvert carrying No 12 RD over Silver Creek in Wexford County, Michigan. It was built in 1990, so it is 35 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 100 vehicles a day, projected to reach 150 by 2030. The structure is 24 ft (7.4 m) long. If it were closed, the detour would be 1.2 mi (2 km).

CarriesNo 12 RD
CrossesSilver Creek
Location1.5 MI E of No 31 RD
RouteCounty Highway 0
Coordinates44.43937, -85.49161
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 inspectionJuly 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 alignment7: Better than present minimum criteria
Operating rating61.1 US tons
Inventory rating36.4 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 20
Structure length24 ft (7.4 m)
Longest span24 ft (7.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2010)
Projected traffic150 by 2030
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 No 12 RD over Silver Creek built?

It was built in 1990, making it 35 years old in 2025.

What condition is No 12 RD over Silver 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 July 2024.

How much traffic does No 12 RD over Silver Creek carry?

About 100 vehicles per day (2010 count).

How long is No 12 RD over Silver Creek?

The structure is 24 ft (7.4 m) long with a longest span of 24 ft (7.4 m).

Who owns No 12 RD over Silver Creek?

It is owned by the County Highway Agency.