US Bridges

Birch Run Road over Horton and Graham Drain

Good

Saginaw County, Michigan · 0.6 MI E of Gera Road · Structure no. 000000000009207

Built
2006
19 years old
Condition
Good
inspected November 2024
Type
Culvert
Concrete
Length
24 ft
1 main span
Daily traffic
4,862
2023 count
Owner
County
County Highway Agency

About this bridge

Birch Run Road over Horton and Graham Drain is a concrete culvert carrying Birch Run Road over Horton and Graham Drain in Saginaw County, Michigan. It was built in 2006, so it is 19 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 4,862 vehicles a day, roughly 5% of them trucks, projected to reach 5,000 by 2033. The structure is 24 ft (7.2 m) long. If it were closed, the detour would be 1.9 mi (3 km).

CarriesBirch Run Road
CrossesHorton and Graham Drain
Location0.6 MI E of Gera Road
RouteCounty Highway 7322
Coordinates43.2501, -83.72385
Functional classRural Major Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating73.2 US tons
Inventory rating44 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 20
Structure length24 ft (7.2 m)
Longest span24 ft (7.2 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,862 (2023)
Projected traffic5,000 by 2033
Trucks5%
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 statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Birch Run Road over Horton and Graham Drain built?

It was built in 2006, making it 19 years old in 2025.

What condition is Birch Run Road over Horton and Graham 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 November 2024.

How much traffic does Birch Run Road over Horton and Graham Drain carry?

About 4,862 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is Birch Run Road over Horton and Graham Drain?

The structure is 24 ft (7.2 m) long with a longest span of 24 ft (7.2 m).

Who owns Birch Run Road over Horton and Graham Drain?

It is owned by the County Highway Agency.