US Bridges

T 29 over Unnamed Stream

Good

Olmsted County, Minnesota · 0.2 MI S Csah 35 on 11 a · Structure no. 55J10

Built
1997
28 years old
Condition
Good
inspected November 2024
Type
Culvert
Concrete
Length
37 ft
2 main spans
Daily traffic
4
1997 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

T 29 over Unnamed Stream is a concrete culvert carrying T 29 over Unnamed Stream in Olmsted County, Minnesota. It was built in 1997, so it is 28 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 4 vehicles a day, projected to reach 4 by 2029. The structure is 37 ft (11.3 m) long. If it were closed, the detour would be 98.8 mi (159 km).

CarriesT 29
CrossesUnnamed Stream
Location0.2 MI S Csah 35 on 11 a
RouteCounty Highway 29
Coordinates43.85945, -92.50724
Functional classUrban 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.
Culvert8 Very GoodNo problems noted.
Last inspectionNovember 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75.6 US tons
Inventory rating45 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 25 or greater
Structure length37 ft (11.3 m)
Longest span15 ft (4.6 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4 (1997)
Projected traffic4 by 2029
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 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 29 over Unnamed Stream built?

It was built in 1997, making it 28 years old in 2025.

What condition is T 29 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 November 2024.

How much traffic does T 29 over Unnamed Stream carry?

About 4 vehicles per day (1997 count).

How long is T 29 over Unnamed Stream?

The structure is 37 ft (11.3 m) long with a longest span of 15 ft (4.6 m).

Who owns T 29 over Unnamed Stream?

It is owned by the Town or Township Highway Agency.