US Bridges

Lima Center Road over Mill Creek

FairPosted for load

Washtenaw County, Michigan · Lima Twp Sec 33 & 34 · Structure no. 000000000011019

Built
1941
84 years old, rebuilt 1986
Condition
Fair
inspected July 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
37 ft
1 main span
Daily traffic
43
2003 count
Owner
County
County Highway Agency

About this bridge

Lima Center Road over Mill Creek is a steel stringer/multi-beam or girder carrying Lima Center Road over Mill Creek in Washtenaw County, Michigan. It was built in 1941 and reconstructed in 1986, so it is 84 years old, older 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 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 43 vehicles a day, roughly 6% of them trucks, projected to reach 57 by 2023. The structure is 37 ft (11.3 m) long and 23 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesLima Center Road
CrossesMill Creek
LocationLima Twp Sec 33 & 34
RouteCounty Highway 0
Coordinates42.26655, -83.95576
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
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment3: Basically intolerable, requiring high priority of corrective action
Operating rating18.7 US tons
Inventory rating11.1 US tons

Structure

MaterialSteel
DeckCorrugated steel
Main spans1
Design loadHS 20
Structure length37 ft (11.3 m)
Longest span25 ft (7.6 m)
Deck width23 ft (7 m)
Roadway width21 ft (6.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic43 (2003)
Projected traffic57 by 2023
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 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 Lima Center Road over Mill Creek built?

It was built in 1941, making it 84 years old in 2025. It was reconstructed in 1986.

What condition is Lima Center Road over Mill Creek 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 July 2023.

How much traffic does Lima Center Road over Mill Creek carry?

About 43 vehicles per day (2003 count), of which roughly 6% are trucks.

How long is Lima Center Road over Mill Creek?

The structure is 37 ft (11.3 m) long with a longest span of 25 ft (7.6 m) and a deck 23 ft wide.

Who owns Lima Center Road over Mill Creek?

It is owned by the County Highway Agency.