US Bridges

I-75 over Sandy Creek RD

Fair

Monroe County, Michigan · 1.0 MI NE of M-50 Sandy · Structure no. 000000000007197

Built
1955
70 years old, rebuilt 2015
Condition
Fair
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
148 ft
3 main spans
Daily traffic
65,200
2013 count
Owner
State
State Highway Agency

About this bridge

I-75 over Sandy Creek RD is a steel stringer/multi-beam or girder carrying I-75 over Sandy Creek RD in Monroe County, Michigan. It was built in 1955 and reconstructed in 2015, so it is 70 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.

It carries about 65,200 vehicles a day, roughly 21% of them trucks, projected to reach 71,200 by 2035. The structure is 148 ft (45.2 m) long and 126 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesI-75
CrossesSandy Creek RD
Location1.0 MI NE of M-50 Sandy
RouteInterstate 75
CountyMonroe County
StateMichigan
Coordinates41.94082, -83.36161
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating62.8 US tons
Inventory rating48.6 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length148 ft (45.2 m)
Longest span51 ft (15.5 m)
Deck width126 ft (38.4 m)
Roadway width119 ft (36.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic65,200 (2013)
Projected traffic71,200 by 2035
Trucks21%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-75 over Sandy Creek RD built?

It was built in 1955, making it 70 years old in 2025. It was reconstructed in 2015.

What condition is I-75 over Sandy Creek RD 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 September 2024.

How much traffic does I-75 over Sandy Creek RD carry?

About 65,200 vehicles per day (2013 count), of which roughly 21% are trucks.

How long is I-75 over Sandy Creek RD?

The structure is 148 ft (45.2 m) long with a longest span of 51 ft (15.5 m) and a deck 126 ft wide.

Who owns I-75 over Sandy Creek RD?

It is owned by the State Highway Agency.