US Bridges

US 14 over Plum Creek

Good

Redwood County, Minnesota · 0.7 MI W of Walnut Grove · Structure no. 64007

Built
1990
35 years old
Condition
Good
inspected August 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
97 ft
1 main span
Daily traffic
1,539
2021 count
Owner
State
State Highway Agency

About this bridge

US 14 over Plum Creek is a prestressed concrete stringer/multi-beam or girder carrying US 14 over Plum Creek in Redwood County, Minnesota. It was built in 1990, so it is 35 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 1,539 vehicles a day, roughly 21% of them trucks, projected to reach 1,800 by 2041. The structure is 97 ft (29.7 m) long and 50 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesUS 14
CrossesPlum Creek
Location0.7 MI W of Walnut Grove
RouteU.S. Route 14
Coordinates44.22823, -95.48322
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.7 US tons
Inventory rating42.8 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length97 ft (29.7 m)
Longest span96 ft (29.3 m)
Deck width50 ft (15.3 m)
Roadway width47 ft (14.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,539 (2021)
Projected traffic1,800 by 2041
Trucks21%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 14 over Plum Creek built?

It was built in 1990, making it 35 years old in 2025.

What condition is US 14 over Plum Creek 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 August 2023.

How much traffic does US 14 over Plum Creek carry?

About 1,539 vehicles per day (2021 count), of which roughly 21% are trucks.

How long is US 14 over Plum Creek?

The structure is 97 ft (29.7 m) long with a longest span of 96 ft (29.3 m) and a deck 50 ft wide.

Who owns US 14 over Plum Creek?

It is owned by the State Highway Agency.