US Bridges

US 10 over Buffalo River

Good

Clay County, Minnesota · 0.6 MI E of JCT TH 9 · Structure no. 14007

Built
1997
28 years old
Condition
Good
inspected September 2023
Type
Slab
Concrete Continuous
Length
93 ft
3 main spans
Daily traffic
7,723
2022 count
Owner
State
State Highway Agency

About this bridge

US 10 over Buffalo River is a concrete continuous slab carrying US 10 over Buffalo River in Clay County, Minnesota. It was built in 1997, so it is 28 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 7,723 vehicles a day, roughly 19% of them trucks, projected to reach 6,550 by 2042. The structure is 93 ft (28.4 m) long and 45 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesUS 10
CrossesBuffalo River
Location0.6 MI E of JCT TH 9
RouteU.S. Route 10
Coordinates46.87728, -96.49383
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 protection7 GoodSome minor problems.
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 rating84.4 US tons
Inventory rating50.6 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 25 or greater
Structure length93 ft (28.4 m)
Longest span35 ft (10.7 m)
Deck width45 ft (13.8 m)
Roadway width42 ft (12.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,723 (2022)
Projected traffic6,550 by 2042
Trucks19%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 10 over Buffalo River built?

It was built in 1997, making it 28 years old in 2025.

What condition is US 10 over Buffalo 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 10 over Buffalo River carry?

About 7,723 vehicles per day (2022 count), of which roughly 19% are trucks.

How long is US 10 over Buffalo River?

The structure is 93 ft (28.4 m) long with a longest span of 35 ft (10.7 m) and a deck 45 ft wide.

Who owns US 10 over Buffalo River?

It is owned by the State Highway Agency.