US Bridges

Wabash Street over Saline River

Fair

Monroe County, Michigan · In Milan · Structure no. 000000000007405

Built
1937
88 years old, rebuilt 1994
Condition
Fair
inspected November 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
65 ft
1 main span
Daily traffic
4,100
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

Wabash Street over Saline River is a prestressed concrete box beam or girders - multiple carrying Wabash Street over Saline River in Monroe County, Michigan. It was built in 1937 and reconstructed in 1994, so it is 88 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 4,100 vehicles a day, roughly 1% of them trucks, projected to reach 5,800 by 2043. The structure is 65 ft (19.8 m) long and 47 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesWabash Street
CrossesSaline River
LocationIn Milan
RouteCity Street 5817
Coordinates42.08241, -83.6852
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60.1 US tons
Inventory rating36 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length65 ft (19.8 m)
Longest span63 ft (19.2 m)
Deck width47 ft (14.2 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,100 (2023)
Projected traffic5,800 by 2043
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Wabash Street over Saline River built?

It was built in 1937, making it 88 years old in 2025. It was reconstructed in 1994.

What condition is Wabash Street over Saline River 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 2023.

How much traffic does Wabash Street over Saline River carry?

About 4,100 vehicles per day (2023 count), of which roughly 1% are trucks.

How long is Wabash Street over Saline River?

The structure is 65 ft (19.8 m) long with a longest span of 63 ft (19.2 m) and a deck 47 ft wide.

Who owns Wabash Street over Saline River?

It is owned by the City or Municipal Highway Agency.