US Bridges

T 120 over Big Springs Creek

Good

Fillmore County, Minnesota · 0.8 MI S of JCT CR 105 · Structure no. 23565

Built
2003
22 years old
Condition
Good
inspected April 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
95 ft
1 main span
Daily traffic
971
2003 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

T 120 over Big Springs Creek is a prestressed concrete stringer/multi-beam or girder carrying T 120 over Big Springs Creek in Fillmore County, Minnesota. It was built in 2003, so it is 22 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 971 vehicles a day, projected to reach 971 by 2029. The structure is 95 ft (28.9 m) long and 35 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

CarriesT 120
CrossesBig Springs Creek
Location0.8 MI S of JCT CR 105
RouteCounty Highway 120
Coordinates43.77738, -91.88114
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
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating81.4 US tons
Inventory rating47.2 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length95 ft (28.9 m)
Longest span84 ft (25.6 m)
Deck width35 ft (10.8 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic971 (2003)
Projected traffic971 by 2029
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 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 120 over Big Springs Creek built?

It was built in 2003, making it 22 years old in 2025.

What condition is T 120 over Big Springs Creek 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 April 2024.

How much traffic does T 120 over Big Springs Creek carry?

About 971 vehicles per day (2003 count).

How long is T 120 over Big Springs Creek?

The structure is 95 ft (28.9 m) long with a longest span of 84 ft (25.6 m) and a deck 35 ft wide.

Who owns T 120 over Big Springs Creek?

It is owned by the Town or Township Highway Agency.