US Bridges

2171 over Pigeon River

Good

Itasca County, Minnesota · 4.57 Miles W of Sth 46 · Structure no. 090300000033300

Built
2018
7 years old
Condition
Good
inspected May 2023
Type
Slab
Concrete
Length
34 ft
1 main span
Daily traffic
50
Owner
Federal
U.S. Forest Service

About this bridge

2171 over Pigeon River is a concrete slab carrying 2171 over Pigeon River in Itasca County, Minnesota. It was built in 2018, so it is 7 years old, younger than the Minnesota average of 38.5 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 50 vehicles a day, projected to reach 75 by 2045. The structure is 34 ft (10.5 m) long and 26 ft wide. If it were closed, the detour would be 5.6 mi (9 km).

Carries2171
CrossesPigeon River
Location4.57 Miles W of Sth 46
RouteFederal Lands Road 2171
Coordinates47.54701, -94.1547
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionMay 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 geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating75.7 US tons
Inventory rating58.5 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length34 ft (10.5 m)
Longest span30 ft (9.1 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (—)
Projected traffic75 by 2045
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5.6 mi (9 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 2171 over Pigeon River built?

It was built in 2018, making it 7 years old in 2025.

What condition is 2171 over Pigeon 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 May 2023.

How much traffic does 2171 over Pigeon River carry?

About 50 vehicles per day (latest count).

How long is 2171 over Pigeon River?

The structure is 34 ft (10.5 m) long with a longest span of 30 ft (9.1 m) and a deck 26 ft wide.

Who owns 2171 over Pigeon River?

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