US Bridges

US 59 over Poplar River

Good

Polk County, Minnesota · 4.9 MI N of Erskine · Structure no. 60004

Built
2013
12 years old
Condition
Good
inspected September 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
57 ft
1 main span
Daily traffic
1,700
2019 count
Owner
State
State Highway Agency

About this bridge

US 59 over Poplar River is a prestressed concrete stringer/multi-beam or girder carrying US 59 over Poplar River in Polk County, Minnesota. It was built in 2013, so it is 12 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 1,700 vehicles a day, roughly 13% of them trucks, projected to reach 1,800 by 2039. The structure is 57 ft (17.5 m) long and 47 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesUS 59
CrossesPoplar River
Location4.9 MI N of Erskine
RouteU.S. Route 59
Coordinates47.72483, -96.00152
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
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 geometry8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54.7 US tons
Inventory rating39.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length57 ft (17.5 m)
Longest span55 ft (16.9 m)
Deck width47 ft (14.4 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,700 (2019)
Projected traffic1,800 by 2039
Trucks13%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 US 59 over Poplar River built?

It was built in 2013, making it 12 years old in 2025.

What condition is US 59 over Poplar 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 US 59 over Poplar River carry?

About 1,700 vehicles per day (2019 count), of which roughly 13% are trucks.

How long is US 59 over Poplar River?

The structure is 57 ft (17.5 m) long with a longest span of 55 ft (16.9 m) and a deck 47 ft wide.

Who owns US 59 over Poplar River?

It is owned by the State Highway Agency.