US Bridges

T 137 over CO Ditch # 31

Good

Kittson County, Minnesota · 1.3 MI E of JCT Csah 1 · Structure no. 96184

Built
1988
37 years old
Condition
Good
inspected October 2021
Type
Culvert
Concrete
Length
30 ft
2 main spans
Daily traffic
15
1991 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

T 137 over CO Ditch # 31 is a concrete culvert carrying T 137 over CO Ditch # 31 in Kittson County, Minnesota. It was built in 1988, so it is 37 years old, younger 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 15 vehicles a day, projected to reach 15 by 2029. The structure is 30 ft (9 m) long. If it were closed, the detour would be 3.1 mi (5 km).

CarriesT 137
CrossesCO Ditch # 31
Location1.3 MI E of JCT Csah 1
RouteCounty Highway 137
Coordinates48.67534, -97.01517
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 protection8 Very GoodNo problems noted.
Culvert8 Very GoodNo problems noted.
Last inspectionOctober 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64.8 US tons
Inventory rating43.2 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length30 ft (9 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15 (1991)
Projected traffic15 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 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 137 over CO Ditch # 31 built?

It was built in 1988, making it 37 years old in 2025.

What condition is T 137 over CO Ditch # 31 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 2021.

How much traffic does T 137 over CO Ditch # 31 carry?

About 15 vehicles per day (1991 count).

How long is T 137 over CO Ditch # 31?

The structure is 30 ft (9 m) long with a longest span of 12 ft (3.7 m).

Who owns T 137 over CO Ditch # 31?

It is owned by the Town or Township Highway Agency.