US Bridges

T 56 over CO Ditch # 1B

Good

Wilkin County, Minnesota · 0.1 MI E of JCT CR 155 · Structure no. 84J14

Built
1996
29 years old
Condition
Good
inspected October 2023
Type
Culvert
Concrete
Length
29 ft
2 main spans
Daily traffic
20
1996 count
Owner
County
County Highway Agency

About this bridge

T 56 over CO Ditch # 1B is a concrete culvert carrying T 56 over CO Ditch # 1B in Wilkin County, Minnesota. It was built in 1996, so it is 29 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 20 vehicles a day, projected to reach 20 by 2029. The structure is 29 ft (8.9 m) long. If it were closed, the detour would be 3.1 mi (5 km).

CarriesT 56
CrossesCO Ditch # 1B
Location0.1 MI E of JCT CR 155
RouteCounty Highway 56
Coordinates46.38414, -96.58939
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 inspectionOctober 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating59.4 US tons
Inventory rating39.6 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length29 ft (8.9 m)
Longest span11 ft (3.5 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20 (1996)
Projected traffic20 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

OwnerCounty 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 56 over CO Ditch # 1B built?

It was built in 1996, making it 29 years old in 2025.

What condition is T 56 over CO Ditch # 1B 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 2023.

How much traffic does T 56 over CO Ditch # 1B carry?

About 20 vehicles per day (1996 count).

How long is T 56 over CO Ditch # 1B?

The structure is 29 ft (8.9 m) long with a longest span of 11 ft (3.5 m).

Who owns T 56 over CO Ditch # 1B?

It is owned by the County Highway Agency.