US Bridges

Marshall Road over Silver Creek

Good

Saginaw County, Michigan · 0.1 MI N of Canada Road · Structure no. 000000000009424

Built
1986
39 years old
Condition
Good
inspected November 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
118 ft
2 main spans
Daily traffic
171
2020 count
Owner
County
County Highway Agency

About this bridge

Marshall Road over Silver Creek is a prestressed concrete box beam or girders - multiple carrying Marshall Road over Silver Creek in Saginaw County, Michigan. It was built in 1986, so it is 39 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 171 vehicles a day, roughly 5% of them trucks, projected to reach 180 by 2030. The structure is 118 ft (35.9 m) long and 34 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesMarshall Road
CrossesSilver Creek
Location0.1 MI N of Canada Road
RouteCounty Highway 0
Coordinates43.26675, -83.85441
Functional classRural Local

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation7: Better than 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 rating67.9 US tons
Inventory rating40.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans2
Design loadHS 20 + Mod
Structure length118 ft (35.9 m)
Longest span58 ft (17.6 m)
Deck width34 ft (10.4 m)
Roadway width31 ft (9.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic171 (2020)
Projected traffic180 by 2030
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 Marshall Road over Silver Creek built?

It was built in 1986, making it 39 years old in 2025.

What condition is Marshall Road over Silver Creek 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 Marshall Road over Silver Creek carry?

About 171 vehicles per day (2020 count), of which roughly 5% are trucks.

How long is Marshall Road over Silver Creek?

The structure is 118 ft (35.9 m) long with a longest span of 58 ft (17.6 m) and a deck 34 ft wide.

Who owns Marshall Road over Silver Creek?

It is owned by the County Highway Agency.