US Bridges

US 71 over Old TH 71 NB (mn 994A)

Good

Kandiyohi County, Minnesota · 2.0 MI N of JCT TH 12 · Structure no. 34024

Built
1983
42 years old
Condition
Good
inspected October 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
283 ft
3 main spans
Daily traffic
9,000
2014 count
Owner
State
State Highway Agency

About this bridge

US 71 over Old TH 71 NB (mn 994A) is a steel continuous stringer/multi-beam or girder carrying US 71 over Old TH 71 NB (mn 994A) in Kandiyohi County, Minnesota. It was built in 1983, so it is 42 years old, older 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 9,000 vehicles a day, roughly 14% of them trucks, projected to reach 9,000 by 2039. The structure is 283 ft (86.2 m) long and 44 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesUS 71
CrossesOld TH 71 NB (mn 994A)
Location2.0 MI N of JCT TH 12
RouteU.S. Route 71
Coordinates45.15229, -95.01724
Functional classUrban Principal Arterial - Other Freeway or Expressway

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.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating76.8 US tons
Inventory rating46.1 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length283 ft (86.2 m)
Longest span124 ft (37.9 m)
Deck width44 ft (13.5 m)
Roadway width41 ft (12.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,000 (2014)
Projected traffic9,000 by 2039
Trucks14%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.1 mi (5 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was US 71 over Old TH 71 NB (mn 994A) built?

It was built in 1983, making it 42 years old in 2025.

What condition is US 71 over Old TH 71 NB (mn 994A) 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 October 2023.

How much traffic does US 71 over Old TH 71 NB (mn 994A) carry?

About 9,000 vehicles per day (2014 count), of which roughly 14% are trucks.

How long is US 71 over Old TH 71 NB (mn 994A)?

The structure is 283 ft (86.2 m) long with a longest span of 124 ft (37.9 m) and a deck 44 ft wide.

Who owns US 71 over Old TH 71 NB (mn 994A)?

It is owned by the State Highway Agency.