US Bridges

Ush 8 over S Br Pemebonwon River

Good

Marinette County, Wisconsin · 9.5M E JCT Cth U · Structure no. B38007200000000

Built
1995
30 years old
Condition
Good
inspected October 2022
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
45 ft
1 main span
Daily traffic
1,700
2022 count
Owner
State
State Highway Agency

About this bridge

Ush 8 over S Br Pemebonwon River is a prestressed concrete stringer/multi-beam or girder carrying Ush 8 over S Br Pemebonwon River in Marinette County, Wisconsin. It was built in 1995, so it is 30 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 1,700 vehicles a day, roughly 12% of them trucks, projected to reach 2,940 by 2041. The structure is 45 ft (13.6 m) long and 38 ft wide. If it were closed, the detour would be 84.5 mi (136 km).

CarriesUsh 8
CrossesS Br Pemebonwon River
Location9.5M E JCT Cth U
RouteU.S. Route 8
Coordinates45.62276, -88.03436
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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionOctober 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating62.8 US tons
Inventory rating42.9 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length45 ft (13.6 m)
Longest span42 ft (12.8 m)
Deck width38 ft (11.5 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,700 (2022)
Projected traffic2,940 by 2041
Trucks12%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed84.5 mi (136 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 8 over S Br Pemebonwon River built?

It was built in 1995, making it 30 years old in 2025.

What condition is Ush 8 over S Br Pemebonwon 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 October 2022.

How much traffic does Ush 8 over S Br Pemebonwon River carry?

About 1,700 vehicles per day (2022 count), of which roughly 12% are trucks.

How long is Ush 8 over S Br Pemebonwon River?

The structure is 45 ft (13.6 m) long with a longest span of 42 ft (12.8 m) and a deck 38 ft wide.

Who owns Ush 8 over S Br Pemebonwon River?

It is owned by the State Highway Agency.