US Bridges

T 243 over White Earth River

Good

Mahnomen County, Minnesota · 2.1 MI SW of JCT TH 113 · Structure no. 96159

Built
1986
39 years old
Condition
Good
inspected September 2024
Type
Culvert
Concrete
Length
24 ft
2 main spans
Daily traffic
55
1988 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

T 243 over White Earth River is a concrete culvert carrying T 243 over White Earth River in Mahnomen 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 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 55 vehicles a day, projected to reach 55 by 2029. The structure is 24 ft (7.2 m) long. If it were closed, the detour would be 3.1 mi (5 km).

CarriesT 243
CrossesWhite Earth River
Location2.1 MI SW of JCT TH 113
RouteCounty Highway 243
Coordinates47.16547, -95.72309
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.
Culvert7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 24 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 alignment7: Better than present minimum criteria
Operating rating43.2 US tons
Inventory rating32.4 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length24 ft (7.2 m)
Longest span10 ft (2.9 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic55 (1988)
Projected traffic55 by 2029
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byCounty 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 243 over White Earth River built?

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

What condition is T 243 over White Earth River 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 September 2024.

How much traffic does T 243 over White Earth River carry?

About 55 vehicles per day (1988 count).

How long is T 243 over White Earth River?

The structure is 24 ft (7.2 m) long with a longest span of 10 ft (2.9 m).

Who owns T 243 over White Earth River?

It is owned by the Town or Township Highway Agency and maintained by the County Highway Agency.