US Bridges

T 46 over Mud Creek

Good

Yellow Medicine County, Minnesota · 0.9 MI S of JCT Csah 31 · Structure no. 96086

Built
1986
39 years old
Condition
Good
inspected November 2024
Type
Culvert
Concrete
Length
57 ft
3 main spans
Daily traffic
20
1990 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

T 46 over Mud Creek is a concrete culvert carrying T 46 over Mud Creek in Yellow Medicine County, Minnesota. It was built in 1986, so it is 39 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 20 vehicles a day, projected to reach 20 by 2029. The structure is 57 ft (17.3 m) long. If it were closed, the detour would be 1.9 mi (3 km).

CarriesT 46
CrossesMud Creek
Location0.9 MI S of JCT Csah 31
RouteCounty Highway 46
Coordinates44.64507, -96.09291
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 protection7 GoodSome minor problems.
Culvert8 Very GoodNo problems noted.
Last inspectionNovember 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy7: Better than present minimum 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 spans3
Design loadHS 20
Structure length57 ft (17.3 m)
Longest span14 ft (4.3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20 (1990)
Projected traffic20 by 2029
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was T 46 over Mud Creek built?

It was built in 1986, making it 39 years old in 2025.

What condition is T 46 over Mud 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 November 2024.

How much traffic does T 46 over Mud Creek carry?

About 20 vehicles per day (1990 count).

How long is T 46 over Mud Creek?

The structure is 57 ft (17.3 m) long with a longest span of 14 ft (4.3 m).

Who owns T 46 over Mud Creek?

It is owned by the Town or Township Highway Agency.