US Bridges

T 24 over S Fk Zumbro River

Good

Olmsted County, Minnesota · 2.9 MI N JCT TH 30 · Structure no. 55582

Built
2010
15 years old
Condition
Good
inspected November 2024
Type
Slab
Concrete Continuous
Length
126 ft
3 main spans
Daily traffic
167
2007 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

T 24 over S Fk Zumbro River is a concrete continuous slab carrying T 24 over S Fk Zumbro River in Olmsted County, Minnesota. It was built in 2010, so it is 15 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 167 vehicles a day, projected to reach 268 by 2027. The structure is 126 ft (38.3 m) long and 35 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesT 24
CrossesS Fk Zumbro River
Location2.9 MI N JCT TH 30
RouteCounty Highway 24
Coordinates43.9328, -92.55798
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 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 adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating77.8 US tons
Inventory rating46.4 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length126 ft (38.3 m)
Longest span47 ft (14.3 m)
Deck width35 ft (10.8 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic167 (2007)
Projected traffic268 by 2027
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 24 over S Fk Zumbro River built?

It was built in 2010, making it 15 years old in 2025.

What condition is T 24 over S Fk Zumbro River 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 2024.

How much traffic does T 24 over S Fk Zumbro River carry?

About 167 vehicles per day (2007 count).

How long is T 24 over S Fk Zumbro River?

The structure is 126 ft (38.3 m) long with a longest span of 47 ft (14.3 m) and a deck 35 ft wide.

Who owns T 24 over S Fk Zumbro River?

It is owned by the Town or Township Highway Agency.