US Bridges

T 13 over Unnamed Stream

Good

Nobles County, Minnesota · 1.1 MI N of JCT Csah 8 · Structure no. 53J99

Built
2020
5 years old
Condition
Good
inspected October 2024
Type
Culvert
Concrete
Length
33 ft
3 main spans
Daily traffic
49
2019 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

T 13 over Unnamed Stream is a concrete culvert carrying T 13 over Unnamed Stream in Nobles County, Minnesota. It was built in 2020, so it is 5 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 49 vehicles a day, projected to reach 49 by 2039. The structure is 33 ft (10.2 m) long. If it were closed, the detour would be 3.7 mi (6 km).

CarriesT 13
CrossesUnnamed Stream
Location1.1 MI N of JCT Csah 8
RouteCounty Highway 13
Coordinates43.58891, -96.03363
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 2024
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 rating46.4 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHL 93
Structure length33 ft (10.2 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 traffic49 (2019)
Projected traffic49 by 2039
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was T 13 over Unnamed Stream built?

It was built in 2020, making it 5 years old in 2025.

What condition is T 13 over Unnamed Stream 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 2024.

How much traffic does T 13 over Unnamed Stream carry?

About 49 vehicles per day (2019 count).

How long is T 13 over Unnamed Stream?

The structure is 33 ft (10.2 m) long with a longest span of 14 ft (4.3 m).

Who owns T 13 over Unnamed Stream?

It is owned by the Town or Township Highway Agency.