US Bridges

T 230 over Stream

Good

Olmsted County, Minnesota · 0.5 MI N JCT CR 124 on · Structure no. 55J07

Built
1996
29 years old
Condition
Good
inspected December 2024
Type
Culvert
Concrete
Length
31 ft
2 main spans
Daily traffic
64
1996 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

T 230 over Stream is a concrete culvert carrying T 230 over Stream in Olmsted County, Minnesota. It was built in 1996, so it is 29 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 64 vehicles a day, projected to reach 64 by 2029. The structure is 31 ft (9.5 m) long. If it were closed, the detour would be 1.9 mi (3 km).

CarriesT 230
CrossesStream
Location0.5 MI N JCT CR 124 on
RouteCounty Highway 230
Coordinates44.10063, -92.33904
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionDecember 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.4 US tons
Inventory rating39.6 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length31 ft (9.5 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic64 (1996)
Projected traffic64 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 230 over Stream built?

It was built in 1996, making it 29 years old in 2025.

What condition is T 230 over 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 December 2024.

How much traffic does T 230 over Stream carry?

About 64 vehicles per day (1996 count).

How long is T 230 over Stream?

The structure is 31 ft (9.5 m) long with a longest span of 12 ft (3.7 m).

Who owns T 230 over Stream?

It is owned by the Town or Township Highway Agency.