US Bridges

Sobieski RD over Little River

Good

Menominee County, Michigan · 8.0 MI N of Menominee · Structure no. 000000000006810

Built
1992
33 years old
Condition
Good
inspected June 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
44 ft
1 main span
Daily traffic
410
1998 count
Owner
County
County Highway Agency

About this bridge

Sobieski RD over Little River is a prestressed concrete box beam or girders - multiple carrying Sobieski RD over Little River in Menominee County, Michigan. It was built in 1992, so it is 33 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 410 vehicles a day, projected to reach 735 by 2019. The structure is 44 ft (13.4 m) long and 34 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

CarriesSobieski RD
CrossesLittle River
Location8.0 MI N of Menominee
RouteCounty Highway 5519
Coordinates45.2319, -87.61551
Functional classRural Major Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.8 US tons
Inventory rating36 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length44 ft (13.4 m)
Longest span40 ft (12.2 m)
Deck width34 ft (10.4 m)
Roadway width33 ft (10.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic410 (1998)
Projected traffic735 by 2019
Trucks0%
Lanes on structure2
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Sobieski RD over Little River built?

It was built in 1992, making it 33 years old in 2025.

What condition is Sobieski RD over Little River 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 Sobieski RD over Little River carry?

About 410 vehicles per day (1998 count).

How long is Sobieski RD over Little River?

The structure is 44 ft (13.4 m) long with a longest span of 40 ft (12.2 m) and a deck 34 ft wide.

Who owns Sobieski RD over Little River?

It is owned by the County Highway Agency.