US Bridges

Huron Line Road over State Drain I/C Drain

Good

Huron County, Michigan · Sec 35 Sebewaing Twp · Structure no. 000000000003645

Built
1925
100 years old, rebuilt 2016
Condition
Good
inspected September 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
43 ft
1 main span
Daily traffic
44
2013 count
Owner
County
County Highway Agency

About this bridge

Huron Line Road over State Drain I/C Drain is a prestressed concrete stringer/multi-beam or girder carrying Huron Line Road over State Drain I/C Drain in Huron County, Michigan. It was built in 1925 and reconstructed in 2016, so it is 100 years old, older 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 44 vehicles a day, roughly 1% of them trucks, projected to reach 79 by 2033. The structure is 43 ft (13.1 m) long and 36 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesHuron Line Road
CrossesState Drain I/C Drain
LocationSec 35 Sebewaing Twp
RouteCounty Highway 0
Coordinates43.66914, -83.38398
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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating81.5 US tons
Inventory rating62.8 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadGreater than HL 93
Structure length43 ft (13.1 m)
Longest span40 ft (12.3 m)
Deck width36 ft (10.9 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic44 (2013)
Projected traffic79 by 2033
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 Huron Line Road over State Drain I/C Drain built?

It was built in 1925, making it 100 years old in 2025. It was reconstructed in 2016.

What condition is Huron Line Road over State Drain I/C 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 September 2023.

How much traffic does Huron Line Road over State Drain I/C Drain carry?

About 44 vehicles per day (2013 count), of which roughly 1% are trucks.

How long is Huron Line Road over State Drain I/C Drain?

The structure is 43 ft (13.1 m) long with a longest span of 40 ft (12.3 m) and a deck 36 ft wide.

Who owns Huron Line Road over State Drain I/C Drain?

It is owned by the County Highway Agency.