US Bridges

T 574 over Oak Creek

Good

Otter Tail County, Minnesota · 0.2 MI W of JCT Csah 75 · Structure no. 95239

Built
1981
44 years old
Condition
Good
inspected October 2024
Type
Culvert
Concrete
Length
25 ft
2 main spans
Daily traffic
16
1986 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

T 574 over Oak Creek is a concrete culvert carrying T 574 over Oak Creek in Otter Tail County, Minnesota. It was built in 1981, so it is 44 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 16 vehicles a day, projected to reach 16 by 2029. The structure is 25 ft (7.7 m) long. If it were closed, the detour would be 98.8 mi (159 km).

CarriesT 574
CrossesOak Creek
Location0.2 MI W of JCT Csah 75
RouteCounty Highway 574
Coordinates46.38342, -95.17966
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.4 US tons
Inventory rating39.6 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length25 ft (7.7 m)
Longest span10 ft (3.1 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic16 (1986)
Projected traffic16 by 2029
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost$83 million
NavigationNo navigation control on waterway

Frequently asked questions

When was T 574 over Oak Creek built?

It was built in 1981, making it 44 years old in 2025.

What condition is T 574 over Oak 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 October 2024.

How much traffic does T 574 over Oak Creek carry?

About 16 vehicles per day (1986 count).

How long is T 574 over Oak Creek?

The structure is 25 ft (7.7 m) long with a longest span of 10 ft (3.1 m).

Who owns T 574 over Oak Creek?

It is owned by the Town or Township Highway Agency.