US Bridges

T 120 over Unnamed Stream

Good

Cottonwood County, Minnesota · 1.3 MI N of JCT Csah 11 · Structure no. 17536

Built
2017
8 years old
Condition
Good
inspected October 2024
Type
Slab
Concrete
Length
49 ft
1 main span
Daily traffic
49
2017 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

T 120 over Unnamed Stream is a concrete slab carrying T 120 over Unnamed Stream in Cottonwood County, Minnesota. It was built in 2017, so it is 8 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 2037. The structure is 49 ft (14.9 m) long and 31 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesT 120
CrossesUnnamed Stream
Location1.3 MI N of JCT Csah 11
RouteCounty Highway 120
Coordinates44.17126, -95.34177
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating62.5 US tons
Inventory rating48.2 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length49 ft (14.9 m)
Longest span46 ft (14 m)
Deck width31 ft (9.4 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic49 (2017)
Projected traffic49 by 2037
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 120 over Unnamed Stream built?

It was built in 2017, making it 8 years old in 2025.

What condition is T 120 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 120 over Unnamed Stream carry?

About 49 vehicles per day (2017 count).

How long is T 120 over Unnamed Stream?

The structure is 49 ft (14.9 m) long with a longest span of 46 ft (14 m) and a deck 31 ft wide.

Who owns T 120 over Unnamed Stream?

It is owned by the Town or Township Highway Agency.