US Bridges

Field Crest Road over Huron River

FairPosted for load

Livingston County, Michigan · Sec 20 Green Oak Twp · Structure no. 000000000005863

Built
1961
64 years old
Condition
Fair
inspected August 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
91 ft
2 main spans
Daily traffic
1,320
2013 count
Owner
County
County Highway Agency

About this bridge

Field Crest Road over Huron River is a prestressed concrete box beam or girders - multiple carrying Field Crest Road over Huron River in Livingston County, Michigan. It was built in 1961, so it is 64 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. Its operating status is: posted for load restriction.

It carries about 1,320 vehicles a day, projected to reach 2,714 by 2019. The structure is 91 ft (27.6 m) long and 30 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesField Crest Road
CrossesHuron River
LocationSec 20 Green Oak Twp
RouteCounty Highway 0
CountyLivingston County
StateMichigan
Coordinates42.4709, -83.75541
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusPosted for load 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
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating41.1 US tons
Inventory rating22.5 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length91 ft (27.6 m)
Longest span46 ft (13.9 m)
Deck width30 ft (9.2 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,320 (2013)
Projected traffic2,714 by 2019
Trucks—
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 Field Crest Road over Huron River built?

It was built in 1961, making it 64 years old in 2025.

What condition is Field Crest Road over Huron 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 August 2023.

How much traffic does Field Crest Road over Huron River carry?

About 1,320 vehicles per day (2013 count).

How long is Field Crest Road over Huron River?

The structure is 91 ft (27.6 m) long with a longest span of 46 ft (13.9 m) and a deck 30 ft wide.

Who owns Field Crest Road over Huron River?

It is owned by the County Highway Agency.