US Bridges

Harmon Lake Road over Sucker Creek Drain

Good

Tuscola County, Michigan · Sec 1-12 Dayton Twp · Structure no. 000000000010567

Built
1983
42 years old
Condition
Good
inspected April 2023
Type
Tee Beam
Prestressed Concrete
Length
28 ft
1 main span
Daily traffic
50
2009 count
Owner
County
County Highway Agency

About this bridge

Harmon Lake Road over Sucker Creek Drain is a prestressed concrete tee beam carrying Harmon Lake Road over Sucker Creek Drain in Tuscola County, Michigan. It was built in 1983, so it is 42 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 50 vehicles a day, projected to reach 90 by 2029. The structure is 28 ft (8.5 m) long and 32 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesHarmon Lake Road
CrossesSucker Creek Drain
LocationSec 1-12 Dayton Twp
RouteCounty Highway 0
Coordinates43.39709, -83.24303
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.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating87.5 US tons
Inventory rating52.9 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length28 ft (8.5 m)
Longest span27 ft (8.3 m)
Deck width32 ft (9.9 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2009)
Projected traffic90 by 2029
Trucks0%
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 Harmon Lake Road over Sucker Creek Drain built?

It was built in 1983, making it 42 years old in 2025.

What condition is Harmon Lake Road over Sucker Creek Drain 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 April 2023.

How much traffic does Harmon Lake Road over Sucker Creek Drain carry?

About 50 vehicles per day (2009 count).

How long is Harmon Lake Road over Sucker Creek Drain?

The structure is 28 ft (8.5 m) long with a longest span of 27 ft (8.3 m) and a deck 32 ft wide.

Who owns Harmon Lake Road over Sucker Creek Drain?

It is owned by the County Highway Agency.