US Bridges

Argyle Road over Evergreen-Austin Drain

Fair

Sanilac County, Michigan · Sec 12-13 Evergreen Twp · Structure no. 000000000009541

Built
1976
49 years old
Condition
Fair
inspected June 2024
Type
Culvert
Steel
Length
21 ft
1 main span
Daily traffic
454
2009 count
Owner
County
County Highway Agency

About this bridge

Argyle Road over Evergreen-Austin Drain is a steel culvert carrying Argyle Road over Evergreen-Austin Drain in Sanilac County, Michigan. It was built in 1976, so it is 49 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 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 454 vehicles a day, roughly 10% of them trucks, projected to reach 820 by 2030. The structure is 21 ft (6.3 m) long. If it were closed, the detour would be 3.7 mi (6 km).

CarriesArgyle Road
CrossesEvergreen-Austin Drain
LocationSec 12-13 Evergreen Twp
RouteCounty Highway 0
Coordinates43.56174, -83.01336
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating107.1 US tons
Inventory rating107.1 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans1
Design loadH 20
Structure length21 ft (6.3 m)
Longest span21 ft (6.3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic454 (2009)
Projected traffic820 by 2030
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 Argyle Road over Evergreen-Austin Drain built?

It was built in 1976, making it 49 years old in 2025.

What condition is Argyle Road over Evergreen-Austin 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 2024.

How much traffic does Argyle Road over Evergreen-Austin Drain carry?

About 454 vehicles per day (2009 count), of which roughly 10% are trucks.

How long is Argyle Road over Evergreen-Austin Drain?

The structure is 21 ft (6.3 m) long with a longest span of 21 ft (6.3 m).

Who owns Argyle Road over Evergreen-Austin Drain?

It is owned by the County Highway Agency.