US Bridges

Mckinley Road over Mill Creek Fork

Good

Washtenaw County, Michigan · Lima Twp Sec 6 · Structure no. 000000000013917

Built
2012
13 years old
Condition
Good
inspected September 2023
Type
Slab
Wood or Timber
Length
22 ft
1 main span
Daily traffic
200
2014 count
Owner
County
County Highway Agency

About this bridge

Mckinley Road over Mill Creek Fork is a wood or timber slab carrying Mckinley Road over Mill Creek Fork in Washtenaw County, Michigan. It was built in 2012, so it is 13 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 200 vehicles a day, projected to reach 230 by 2034. The structure is 22 ft (6.7 m) long and 27 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

Open in Google Maps
CarriesMckinley Road
CrossesMill Creek Fork
LocationLima Twp Sec 6
RouteCounty Highway 0
CountyWashtenaw County
StateMichigan
Coordinates42.33258, -84.01503
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating56.4 US tons
Inventory rating40.3 US tons

Structure

Structure typeSlab
MaterialWood or Timber
DeckWood or timber
Main spans1
Design loadHS 20
Structure length22 ft (6.7 m)
Longest span21 ft (6.4 m)
Deck width27 ft (8.2 m)
Roadway width25 ft (7.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic200 (2014)
Projected traffic230 by 2034
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 Mckinley Road over Mill Creek Fork built?

It was built in 2012, making it 13 years old in 2025.

What condition is Mckinley Road over Mill Creek Fork 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 September 2023.

How much traffic does Mckinley Road over Mill Creek Fork carry?

About 200 vehicles per day (2014 count).

How long is Mckinley Road over Mill Creek Fork?

The structure is 22 ft (6.7 m) long with a longest span of 21 ft (6.4 m) and a deck 27 ft wide.

Who owns Mckinley Road over Mill Creek Fork?

It is owned by the County Highway Agency.