US Bridges

US 14 over Minn River; Trail

Fair

Blue Earth County, Minnesota · 0.4 MI E of JCT TH 169 · Structure no. 07011

Built
1976
49 years old, rebuilt 2024
Condition
Fair
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
972 ft
7 main spans
Daily traffic
39,000
2019 count
Owner
State
State Highway Agency

About this bridge

US 14 over Minn River; Trail is a steel continuous stringer/multi-beam or girder carrying US 14 over Minn River; Trail in Blue Earth County, Minnesota. It was built in 1976 and reconstructed in 2024, so it is 49 years old, older than the Minnesota average of 38.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 39,000 vehicles a day, roughly 7% of them trucks, projected to reach 37,000 by 2039. The structure is 972 ft (296.4 m) long and 93 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesUS 14
CrossesMinn River; Trail
Location0.4 MI E of JCT TH 169
RouteU.S. Route 14
Coordinates44.19148, -94.00975
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation6: Equal to 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 rating72.6 US tons
Inventory rating43.5 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans7
Design loadHS 20
Structure length972 ft (296.4 m)
Longest span171 ft (52.1 m)
Deck width93 ft (28.4 m)
Roadway width86 ft (26.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic39,000 (2019)
Projected traffic37,000 by 2039
Trucks7%
Lanes on structure5
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 Minn River; Trail built?

It was built in 1976, making it 49 years old in 2025. It was reconstructed in 2024.

What condition is US 14 over Minn River; Trail in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in August 2024.

How much traffic does US 14 over Minn River; Trail carry?

About 39,000 vehicles per day (2019 count), of which roughly 7% are trucks.

How long is US 14 over Minn River; Trail?

The structure is 972 ft (296.4 m) long with a longest span of 171 ft (52.1 m) and a deck 93 ft wide.

Who owns US 14 over Minn River; Trail?

It is owned by the State Highway Agency.