US Bridges

Birch Run Road over Pine Run Creek

Fair

Saginaw County, Michigan · 0.3 MI E of Marshall Road · Structure no. 000000000009205

Built
1988
37 years old
Condition
Fair
inspected November 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
46 ft
1 main span
Daily traffic
3,452
2018 count
Owner
County
County Highway Agency

About this bridge

Birch Run Road over Pine Run Creek is a prestressed concrete box beam or girders - multiple carrying Birch Run Road over Pine Run Creek in Saginaw County, Michigan. It was built in 1988, so it is 37 years old, younger 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.

It carries about 3,452 vehicles a day, roughly 5% of them trucks, projected to reach 3,625 by 2028. The structure is 46 ft (14 m) long and 43 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesBirch Run Road
CrossesPine Run Creek
Location0.3 MI E of Marshall Road
RouteCounty Highway 7324
Coordinates43.2504, -83.84947
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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating76.4 US tons
Inventory rating45.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20 + Mod
Structure length46 ft (14 m)
Longest span44 ft (13.4 m)
Deck width43 ft (13.2 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,452 (2018)
Projected traffic3,625 by 2028
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 Pine Run Creek built?

It was built in 1988, making it 37 years old in 2025.

What condition is Birch Run Road over Pine Run Creek 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 November 2024.

How much traffic does Birch Run Road over Pine Run Creek carry?

About 3,452 vehicles per day (2018 count), of which roughly 5% are trucks.

How long is Birch Run Road over Pine Run Creek?

The structure is 46 ft (14 m) long with a longest span of 44 ft (13.4 m) and a deck 43 ft wide.

Who owns Birch Run Road over Pine Run Creek?

It is owned by the County Highway Agency.