US Bridges

County Line Road over Kearsley Drain

Poor

Oakland County, Michigan · Groveland Twp Sec 1 · Structure no. 000000000013811

Built
1995
30 years old
Condition
Poor
inspected July 2024
Type
Culvert
Steel
Length
26 ft
2 main spans
Daily traffic
340
2012 count
Owner
County
County Highway Agency

About this bridge

County Line Road over Kearsley Drain is a steel culvert carrying County Line Road over Kearsley Drain in Oakland County, Michigan. It was built in 1995, so it is 30 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 340 vehicles a day, projected to reach 350 by 2032. The structure is 26 ft (7.9 m) long. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesCounty Line Road
CrossesKearsley Drain
LocationGroveland Twp Sec 1
RouteCounty Highway 0
CountyOakland County
StateMichigan
Coordinates42.876, -83.46003
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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionJuly 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating50 US tons
Inventory rating42.5 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans2
Design loadUnknown
Structure length26 ft (7.9 m)
Longest span11 ft (3.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic340 (2012)
Projected traffic350 by 2032
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 County Line Road over Kearsley Drain built?

It was built in 1995, making it 30 years old in 2025.

What condition is County Line Road over Kearsley Drain 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 County Line Road over Kearsley Drain carry?

About 340 vehicles per day (2012 count).

How long is County Line Road over Kearsley Drain?

The structure is 26 ft (7.9 m) long with a longest span of 11 ft (3.4 m).

Who owns County Line Road over Kearsley Drain?

It is owned by the County Highway Agency.