US Bridges

Day Road over Macon Drain

Fair

Monroe County, Michigan · 0.5 MI E of Ann Arbor RD · Structure no. 000000000007301

Built
1960
65 years old
Condition
Fair
inspected August 2023
Type
Culvert
Concrete Continuous
Length
46 ft
2 main spans
Daily traffic
855
2005 count
Owner
County
County Highway Agency

About this bridge

Day Road over Macon Drain is a concrete continuous culvert carrying Day Road over Macon Drain in Monroe County, Michigan. It was built in 1960, so it is 65 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.

It carries about 855 vehicles a day, roughly 37% of them trucks, projected to reach 983 by 2025. The structure is 46 ft (14 m) long. If it were closed, the detour would be 124.3 mi (200 km).

Location

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CarriesDay Road
CrossesMacon Drain
Location0.5 MI E of Ann Arbor RD
RouteCounty Highway 0
CountyMonroe County
StateMichigan
Coordinates41.99728, -83.66293
Functional classRural Minor Collector

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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating107.1 US tons
Inventory rating107.1 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length46 ft (14 m)
Longest span21 ft (6.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic855 (2005)
Projected traffic983 by 2025
Trucks37%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed124.3 mi (200 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 Day Road over Macon Drain built?

It was built in 1960, making it 65 years old in 2025.

What condition is Day Road over Macon 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 August 2023.

How much traffic does Day Road over Macon Drain carry?

About 855 vehicles per day (2005 count), of which roughly 37% are trucks.

How long is Day Road over Macon Drain?

The structure is 46 ft (14 m) long with a longest span of 21 ft (6.4 m).

Who owns Day Road over Macon Drain?

It is owned by the County Highway Agency.