US Bridges

Elkton Road over West Br Pigeon River

Fair

Huron County, Michigan · Sec 9-10 Grant Twp · Structure no. 000000000003541

Built
1920
105 years old, rebuilt 1987
Condition
Fair
inspected September 2023
Type
Tee Beam
Prestressed Concrete
Length
23 ft
1 main span
Daily traffic
2,510
2007 count
Owner
County
County Highway Agency

About this bridge

Elkton Road over West Br Pigeon River is a prestressed concrete tee beam carrying Elkton Road over West Br Pigeon River in Huron County, Michigan. It was built in 1920 and reconstructed in 1987, so it is 105 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 2,510 vehicles a day, projected to reach 4,530 by 2027. The structure is 23 ft (7 m) long and 36 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

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CarriesElkton Road
CrossesWest Br Pigeon River
LocationSec 9-10 Grant Twp
RouteCounty Highway 3235
CountyHuron County
StateMichigan
Coordinates43.73516, -83.1794
Functional classRural Major 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
Deck7 GoodSome minor problems.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: 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 rating48.6 US tons
Inventory rating37.5 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length23 ft (7 m)
Longest span21 ft (6.4 m)
Deck width36 ft (11.1 m)
Roadway width34 ft (10.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,510 (2007)
Projected traffic4,530 by 2027
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 Elkton Road over West Br Pigeon River built?

It was built in 1920, making it 105 years old in 2025. It was reconstructed in 1987.

What condition is Elkton Road over West Br Pigeon River 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 September 2023.

How much traffic does Elkton Road over West Br Pigeon River carry?

About 2,510 vehicles per day (2007 count).

How long is Elkton Road over West Br Pigeon River?

The structure is 23 ft (7 m) long with a longest span of 21 ft (6.4 m) and a deck 36 ft wide.

Who owns Elkton Road over West Br Pigeon River?

It is owned by the County Highway Agency.