US Bridges

Kilkenny Court over U of M Lake Drain

Fair

Washtenaw County, Michigan · Scio Twp Sec 27 · Structure no. 000000000012977

Built
1990
35 years old
Condition
Fair
inspected June 2023
Type
Culvert
Concrete
Length
24 ft
1 main span
Daily traffic
133
2003 count
Owner
County
County Highway Agency

About this bridge

Kilkenny Court over U of M Lake Drain is a concrete culvert carrying Kilkenny Court over U of M Lake Drain in Washtenaw 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 fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 133 vehicles a day, roughly 2% of them trucks, projected to reach 225 by 2023. The structure is 24 ft (7.3 m) long.

CarriesKilkenny Court
CrossesU of M Lake Drain
LocationScio Twp Sec 27
RouteCounty Highway 0
Coordinates42.28321, -83.82761
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60.2 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 20
Structure length24 ft (7.3 m)
Longest span24 ft (7.3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic133 (2003)
Projected traffic225 by 2023
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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 Kilkenny Court over U of M Lake Drain built?

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

What condition is Kilkenny Court over U of M Lake Drain in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in June 2023.

How much traffic does Kilkenny Court over U of M Lake Drain carry?

About 133 vehicles per day (2003 count), of which roughly 2% are trucks.

How long is Kilkenny Court over U of M Lake Drain?

The structure is 24 ft (7.3 m) long with a longest span of 24 ft (7.3 m).

Who owns Kilkenny Court over U of M Lake Drain?

It is owned by the County Highway Agency.