US Bridges

T 29 over Redwood River

Good

Lyon County, Minnesota · 0.2 MI E of JCT TH 23 · Structure no. 42560

Built
2004
21 years old
Condition
Good
inspected October 2023
Type
Slab
Concrete Continuous
Length
87 ft
3 main spans
Daily traffic
50
2003 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

T 29 over Redwood River is a concrete continuous slab carrying T 29 over Redwood River in Lyon County, Minnesota. It was built in 2004, so it is 21 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 50 vehicles a day, projected to reach 50 by 2029. The structure is 87 ft (26.4 m) long and 31 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesT 29
CrossesRedwood River
Location0.2 MI E of JCT TH 23
RouteCounty Highway 29
Coordinates44.29782, -95.97387
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 2023
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 alignment7: Better than present minimum criteria
Operating rating85.4 US tons
Inventory rating51 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 25 or greater
Structure length87 ft (26.4 m)
Longest span32 ft (9.8 m)
Deck width31 ft (9.5 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2003)
Projected traffic50 by 2029
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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$1,000
NavigationNo navigation control on waterway

Frequently asked questions

When was T 29 over Redwood River built?

It was built in 2004, making it 21 years old in 2025.

What condition is T 29 over Redwood 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 October 2023.

How much traffic does T 29 over Redwood River carry?

About 50 vehicles per day (2003 count).

How long is T 29 over Redwood River?

The structure is 87 ft (26.4 m) long with a longest span of 32 ft (9.8 m) and a deck 31 ft wide.

Who owns T 29 over Redwood River?

It is owned by the Town or Township Highway Agency.