US Bridges

T 15 over CO Ditch # 9

Good

Yellow Medicine County, Minnesota · 0.4 MI W of JCT TH 59 · Structure no. 96460

Built
1988
37 years old
Condition
Good
inspected November 2021
Type
Culvert
Concrete
Length
26 ft
2 main spans
Daily traffic
30
1990 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

T 15 over CO Ditch # 9 is a concrete culvert carrying T 15 over CO Ditch # 9 in Yellow Medicine 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 30 vehicles a day, projected to reach 30 by 2029. The structure is 26 ft (7.8 m) long. If it were closed, the detour would be 1.9 mi (3 km).

CarriesT 15
CrossesCO Ditch # 9
Location0.4 MI W of JCT TH 59
RouteCounty Highway 15
Coordinates44.73247, -95.81675
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 inspectionNovember 2021
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 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 length26 ft (7.8 m)
Longest span10 ft (3.1 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic30 (1990)
Projected traffic30 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 15 over CO Ditch # 9 built?

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

What condition is T 15 over CO Ditch # 9 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 2021.

How much traffic does T 15 over CO Ditch # 9 carry?

About 30 vehicles per day (1990 count).

How long is T 15 over CO Ditch # 9?

The structure is 26 ft (7.8 m) long with a longest span of 10 ft (3.1 m).

Who owns T 15 over CO Ditch # 9?

It is owned by the Town or Township Highway Agency.