US Bridges

Cedar Key Drive over Voorheis Lake

Poor

Oakland County, Michigan · In Subdivsion Sec 21 · Structure no. 000000000013595

Built
1985
40 years old
Condition
Poor
inspected July 2024
Type
Culvert
Steel
Length
40 ft
3 main spans
Daily traffic
500
2010 count
Owner
County
County Highway Agency

About this bridge

Cedar Key Drive over Voorheis Lake is a steel culvert carrying Cedar Key Drive over Voorheis Lake in Oakland County, Michigan. It was built in 1985, so it is 40 years old, younger than the Michigan average of 48.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 500 vehicles a day, projected to reach 545 by 2030. The structure is 40 ft (12.2 m) long. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesCedar Key Drive
CrossesVoorheis Lake
LocationIn Subdivsion Sec 21
RouteCounty Highway 0
CountyOakland County
StateMichigan
Coordinates42.75056, -83.29333
Functional classUrban Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Culvert4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionJuly 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating107.1 US tons
Inventory rating107.1 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans3
Design loadHS 20
Structure length40 ft (12.2 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic500 (2010)
Projected traffic545 by 2030
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 Cedar Key Drive over Voorheis Lake built?

It was built in 1985, making it 40 years old in 2025.

What condition is Cedar Key Drive over Voorheis Lake in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in July 2024.

How much traffic does Cedar Key Drive over Voorheis Lake carry?

About 500 vehicles per day (2010 count).

How long is Cedar Key Drive over Voorheis Lake?

The structure is 40 ft (12.2 m) long with a longest span of 10 ft (3 m).

Who owns Cedar Key Drive over Voorheis Lake?

It is owned by the County Highway Agency.