US Bridges

T 336 over Sleepy Eye Creek

PoorPosted for load

Redwood County, Minnesota · 1.0 MI S of JCT CR 60 · Structure no. 64505

Built
1963
62 years old
Condition
Poor
inspected December 2024
Type
Slab
Wood or Timber
Length
67 ft
3 main spans
Daily traffic
50
1995 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

T 336 over Sleepy Eye Creek is a wood or timber slab carrying T 336 over Sleepy Eye Creek in Redwood County, Minnesota. It was built in 1963, so it is 62 years old, older than the Minnesota average of 38.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 50 vehicles a day, projected to reach 50 by 2029. The structure is 67 ft (20.3 m) long and 26 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesT 336
CrossesSleepy Eye Creek
Location1.0 MI S of JCT CR 60
RouteCounty Highway 336
Coordinates44.29698, -94.95665
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating46.7 US tons
Inventory rating33.5 US tons

Structure

Structure typeSlab
MaterialWood or Timber
DeckWood or timber
Main spans3
Design loadH 20
Structure length67 ft (20.3 m)
Longest span26 ft (8 m)
Deck width26 ft (7.8 m)
Roadway width25 ft (7.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (1995)
Projected traffic50 by 2029
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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$873 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was T 336 over Sleepy Eye Creek built?

It was built in 1963, making it 62 years old in 2025.

What condition is T 336 over Sleepy Eye Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in December 2024.

How much traffic does T 336 over Sleepy Eye Creek carry?

About 50 vehicles per day (1995 count).

How long is T 336 over Sleepy Eye Creek?

The structure is 67 ft (20.3 m) long with a longest span of 26 ft (8 m) and a deck 26 ft wide.

Who owns T 336 over Sleepy Eye Creek?

It is owned by the Town or Township Highway Agency.