US Bridges

Mccandlish Road over Thread River

FairPosted for load

Genesee County, Michigan · Bet Irish & Gale Road · Structure no. 000000000002768

Built
1934
91 years old
Condition
Fair
inspected October 2024
Type
Tee Beam
Concrete
Length
31 ft
1 main span
Daily traffic
1,163
2016 count
Owner
County
County Highway Agency

About this bridge

Mccandlish Road over Thread River is a concrete tee beam carrying Mccandlish Road over Thread River in Genesee County, Michigan. It was built in 1934, so it is 91 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 1,163 vehicles a day, roughly 2% of them trucks, projected to reach 2,101 by 2036. The structure is 31 ft (9.4 m) long and 32 ft wide.

Location

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CarriesMccandlish Road
CrossesThread River
LocationBet Irish & Gale Road
RouteCounty Highway 0
CountyGenesee County
StateMichigan
Coordinates42.91033, -83.55002
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating28.9 US tons
Inventory rating17.5 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length31 ft (9.4 m)
Longest span30 ft (9.1 m)
Deck width32 ft (9.8 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,163 (2016)
Projected traffic2,101 by 2036
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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 Mccandlish Road over Thread River built?

It was built in 1934, making it 91 years old in 2025.

What condition is Mccandlish Road over Thread 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 October 2024.

How much traffic does Mccandlish Road over Thread River carry?

About 1,163 vehicles per day (2016 count), of which roughly 2% are trucks.

How long is Mccandlish Road over Thread River?

The structure is 31 ft (9.4 m) long with a longest span of 30 ft (9.1 m) and a deck 32 ft wide.

Who owns Mccandlish Road over Thread River?

It is owned by the County Highway Agency.