US Bridges

FR 2156 over Pine River

Fair

Florence County, Wisconsin · 3 MI S of JCT Sth 70 · Structure no. 090603000001004

Built
1949
76 years old, rebuilt 1991
Condition
Fair
inspected September 2024
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
76 ft
2 main spans
Daily traffic
50
Owner
Federal
U.S. Forest Service

About this bridge

FR 2156 over Pine River is a wood or timber stringer/multi-beam or girder carrying FR 2156 over Pine River in Florence County, Wisconsin. It was built in 1949 and reconstructed in 1991, so it is 76 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 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 50 vehicles a day, projected to reach 100 by 2012. The structure is 76 ft (23.3 m) long and 26 ft wide. If it were closed, the detour would be 20.5 mi (33 km).

CarriesFR 2156
CrossesPine River
Location3 MI S of JCT Sth 70
RouteFederal Lands Road 2156
Coordinates45.89345, -88.55837
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating42.1 US tons
Inventory rating32.5 US tons

Structure

MaterialWood or Timber
DeckWood or timber
Main spans2
Design loadHS 20
Structure length76 ft (23.3 m)
Longest span37 ft (11.3 m)
Deck width26 ft (8 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (—)
Projected traffic100 by 2012
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed20.5 mi (33 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 FR 2156 over Pine River built?

It was built in 1949, making it 76 years old in 2025. It was reconstructed in 1991.

What condition is FR 2156 over Pine 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 September 2024.

How much traffic does FR 2156 over Pine River carry?

About 50 vehicles per day (latest count).

How long is FR 2156 over Pine River?

The structure is 76 ft (23.3 m) long with a longest span of 37 ft (11.3 m) and a deck 26 ft wide.

Who owns FR 2156 over Pine River?

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