US Bridges

Ush 41 Nb-Ush 141 over Little Suamico River

Good

Oconto County, Wisconsin · 11.1M N JCT US 141 to S · Structure no. B42007900000000

Built
1999
26 years old
Condition
Good
inspected March 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
166 ft
3 main spans
Daily traffic
15,300
2023 count
Owner
State
State Highway Agency

About this bridge

Ush 41 Nb-Ush 141 over Little Suamico River is a prestressed concrete stringer/multi-beam or girder carrying Ush 41 Nb-Ush 141 over Little Suamico River in Oconto County, Wisconsin. It was built in 1999, so it is 26 years old, younger than the Wisconsin average of 40.3 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 15,300 vehicles a day, roughly 11% of them trucks, projected to reach 19,651 by 2042. The structure is 166 ft (50.5 m) long and 42 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesUsh 41 Nb-Ush 141
CrossesLittle Suamico River
Location11.1M N JCT US 141 to S
RouteU.S. Route 41
Coordinates44.71134, -88.05064
Functional classRural Principal Arterial - Other

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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64.8 US tons
Inventory rating42.9 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length166 ft (50.5 m)
Longest span54 ft (16.5 m)
Deck width42 ft (12.9 m)
Roadway width39 ft (12 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15,300 (2023)
Projected traffic19,651 by 2042
Trucks11%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes

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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Ush 41 Nb-Ush 141 over Little Suamico River built?

It was built in 1999, making it 26 years old in 2025.

What condition is Ush 41 Nb-Ush 141 over Little Suamico 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 March 2023.

How much traffic does Ush 41 Nb-Ush 141 over Little Suamico River carry?

About 15,300 vehicles per day (2023 count), of which roughly 11% are trucks.

How long is Ush 41 Nb-Ush 141 over Little Suamico River?

The structure is 166 ft (50.5 m) long with a longest span of 54 ft (16.5 m) and a deck 42 ft wide.

Who owns Ush 41 Nb-Ush 141 over Little Suamico River?

It is owned by the State Highway Agency.