US Bridges

Sterns RD over US-23

Poor

Monroe County, Michigan · 1.5 MI N Ohio State Line · Structure no. 000000000007103

Built
1959
66 years old
Condition
Poor
inspected April 2023
Type
Tee Beam
Concrete Continuous
Length
226 ft
4 main spans
Daily traffic
6,030
1974 count
Owner
State
State Highway Agency

About this bridge

Sterns RD over US-23 is a concrete continuous tee beam carrying Sterns RD over US-23 in Monroe County, Michigan. It was built in 1959, so it is 66 years old, older than the Michigan average of 48.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 6,030 vehicles a day, roughly 3% of them trucks, projected to reach 6,030 by 1977. The structure is 226 ft (68.9 m) long and 33 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesSterns RD
CrossesUS-23
Location1.5 MI N Ohio State Line
RouteCounty Highway 5806
CountyMonroe County
StateMichigan
Coordinates41.74723, -83.694
Functional classRural Minor Arterial

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating63.2 US tons
Inventory rating37.8 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadH 15
Structure length226 ft (68.9 m)
Longest span71 ft (21.6 m)
Deck width33 ft (10.1 m)
Roadway width32 ft (9.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,030 (1974)
Projected traffic6,030 by 1977
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.1 mi (5 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 US-23 built?

It was built in 1959, making it 66 years old in 2025.

What condition is Sterns RD over US-23 in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in April 2023.

How much traffic does Sterns RD over US-23 carry?

About 6,030 vehicles per day (1974 count), of which roughly 3% are trucks.

How long is Sterns RD over US-23?

The structure is 226 ft (68.9 m) long with a longest span of 71 ft (21.6 m) and a deck 33 ft wide.

Who owns Sterns RD over US-23?

It is owned by the State Highway Agency.