US Bridges

M 1 over Redwood River

Good

Pipestone County, Minnesota · 0.1 MI S of JCT Twp 288 · Structure no. 96453

Built
1994
31 years old
Condition
Good
inspected June 2024
Type
Culvert
Concrete
Length
26 ft
2 main spans
Daily traffic
78
1994 count
Owner
City
City or Municipal Highway Agency

About this bridge

M 1 over Redwood River is a concrete culvert carrying M 1 over Redwood River in Pipestone County, Minnesota. It was built in 1994, so it is 31 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 78 vehicles a day, projected to reach 78 by 2029. The structure is 26 ft (7.8 m) long. If it were closed, the detour would be 1.9 mi (3 km).

CarriesM 1
CrossesRedwood River
Location0.1 MI S of JCT Twp 288
RouteCity Street 1
Coordinates44.17996, -96.09892
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 protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Culvert7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64.8 US tons
Inventory rating43.2 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 25 or greater
Structure length26 ft (7.8 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic78 (1994)
Projected traffic78 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

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 M 1 over Redwood River built?

It was built in 1994, making it 31 years old in 2025.

What condition is M 1 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 June 2024.

How much traffic does M 1 over Redwood River carry?

About 78 vehicles per day (1994 count).

How long is M 1 over Redwood River?

The structure is 26 ft (7.8 m) long with a longest span of 10 ft (3 m).

Who owns M 1 over Redwood River?

It is owned by the City or Municipal Highway Agency.