US Bridges

FR174 over Moose River

FairPosted for load

Sawyer County, Wisconsin · 5.9 M. S. Ject Sth 77 · Structure no. 090204000001013

Built
1952
73 years old
Condition
Fair
inspected August 2023
Type
Stringer/Multi-beam or Girder
Concrete
Length
53 ft
1 main span
Daily traffic
40
1978 count
Owner
Federal
U.S. Forest Service

About this bridge

FR174 over Moose River is a concrete stringer/multi-beam or girder carrying FR174 over Moose River in Sawyer County, Wisconsin. It was built in 1952, 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 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. Its operating status is: posted for load restriction.

It carries about 40 vehicles a day, projected to reach 60 by 2045. The structure is 53 ft (16.2 m) long and 18 ft wide. If it were closed, the detour would be 19.9 mi (32 km).

Location

Open in Google Maps
CarriesFR174
CrossesMoose River
Location5.9 M. S. Ject Sth 77
RouteFederal Lands Road 174
CountySawyer County
StateWisconsin
Coordinates46.02263, -90.9918
Functional classRural Local

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating15.8 US tons
Inventory rating10 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 15
Structure length53 ft (16.2 m)
Longest span51 ft (15.6 m)
Deck width18 ft (5.5 m)
Roadway width14 ft (4.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic40 (1978)
Projected traffic60 by 2045
Trucks—
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed19.9 mi (32 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—
NavigationNavigation control on waterway (bridge permit required)

Frequently asked questions

When was FR174 over Moose River built?

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

What condition is FR174 over Moose 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 August 2023.

How much traffic does FR174 over Moose River carry?

About 40 vehicles per day (1978 count).

How long is FR174 over Moose River?

The structure is 53 ft (16.2 m) long with a longest span of 51 ft (15.6 m) and a deck 18 ft wide.

Who owns FR174 over Moose River?

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