US Bridges

FR168 over Moose River

Good

Ashland County, Wisconsin · 5.0 M. S. JCT Sth 77 · Structure no. 090202000001027

Built
1952
73 years old, rebuilt 2023
Condition
Good
inspected September 2023
Type
Slab
Wood or Timber
Length
43 ft
1 main span
Daily traffic
20
1978 count
Owner
Federal
U.S. Forest Service

About this bridge

FR168 over Moose River is a wood or timber slab carrying FR168 over Moose River in Ashland County, Wisconsin. It was built in 1952 and reconstructed in 2023, so it is 73 years old, older 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 20 vehicles a day, projected to reach 30 by 2045. The structure is 43 ft (13 m) long and 18 ft wide. If it were closed, the detour would be 14.9 mi (24 km).

CarriesFR168
CrossesMoose River
Location5.0 M. S. JCT Sth 77
RouteFederal Lands Road 168
Coordinates46.10655, -90.78902
Functional classRural Local

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 protection8 Very GoodNo problems noted.
Last inspectionSeptember 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 geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating106.8 US tons
Inventory rating84.7 US tons

Structure

Structure typeSlab
MaterialWood or Timber
DeckWood or timber
Main spans1
Design loadHL 93
Structure length43 ft (13 m)
Longest span41 ft (12.6 m)
Deck width18 ft (5.5 m)
Roadway width16 ft (4.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20 (1978)
Projected traffic30 by 2045
Trucks—
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.9 mi (24 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerU.S. Forest Service
Maintained byU.S. Forest Service
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was FR168 over Moose River built?

It was built in 1952, making it 73 years old in 2025. It was reconstructed in 2023.

What condition is FR168 over Moose 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 September 2023.

How much traffic does FR168 over Moose River carry?

About 20 vehicles per day (1978 count).

How long is FR168 over Moose River?

The structure is 43 ft (13 m) long with a longest span of 41 ft (12.6 m) and a deck 18 ft wide.

Who owns FR168 over Moose River?

It is owned by the U.S. Forest Service.