US Bridges

Sterns RD over I-75

Good

Monroe County, Michigan · 1.2 MI N Ohio State Line · Structure no. 000000000007175

Built
2009
16 years old
Condition
Good
inspected June 2023
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete
Length
230 ft
2 main spans
Daily traffic
1,360
2008 count
Owner
State
State Highway Agency

About this bridge

Sterns RD over I-75 is a prestressed concrete box beam or girders - single or spread carrying Sterns RD over I-75 in Monroe County, Michigan. It was built in 2009, so it is 16 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 1,360 vehicles a day, roughly 8% of them trucks, projected to reach 1,672 by 2028. The structure is 230 ft (70.1 m) long and 43 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesSterns RD
CrossesI-75
Location1.2 MI N Ohio State Line
RouteCounty Highway 5808
CountyMonroe County
StateMichigan
Coordinates41.74956, -83.48379
Functional classUrban Collector

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.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating73.5 US tons
Inventory rating50.7 US tons

Structure

Structure typeBox Beam or Girders - Single or Spread
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadGreater than HL 93
Structure length230 ft (70.1 m)
Longest span114 ft (34.8 m)
Deck width43 ft (13.2 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,360 (2008)
Projected traffic1,672 by 2028
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

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 Sterns RD over I-75 built?

It was built in 2009, making it 16 years old in 2025.

What condition is Sterns RD over I-75 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 June 2023.

How much traffic does Sterns RD over I-75 carry?

About 1,360 vehicles per day (2008 count), of which roughly 8% are trucks.

How long is Sterns RD over I-75?

The structure is 230 ft (70.1 m) long with a longest span of 114 ft (34.8 m) and a deck 43 ft wide.

Who owns Sterns RD over I-75?

It is owned by the State Highway Agency.