US Bridges

Mn 19 over Redwood River

Fair

Lyon County, Minnesota · 0.1 MI SW of JCT 59 · Structure no. 91352

Built
1975
50 years old
Condition
Fair
inspected September 2023
Type
Culvert
Concrete
Length
47 ft
3 main spans
Daily traffic
8,300
2016 count
Owner
State
State Highway Agency

About this bridge

Mn 19 over Redwood River is a concrete culvert carrying Mn 19 over Redwood River in Lyon County, Minnesota. It was built in 1975, so it is 50 years old, older than the Minnesota average of 38.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 8,300 vehicles a day, roughly 4% of them trucks, projected to reach 8,300 by 2036. The structure is 47 ft (14.4 m) long. If it were closed, the detour would be 1.2 mi (2 km).

CarriesMn 19
CrossesRedwood River
Location0.1 MI SW of JCT 59
RouteState Highway 19
Coordinates44.44648, -95.78933
Functional classUrban Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating43.2 US tons
Inventory rating32.4 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20
Structure length47 ft (14.4 m)
Longest span14 ft (4.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,300 (2016)
Projected traffic8,300 by 2036
Trucks4%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 Mn 19 over Redwood River built?

It was built in 1975, making it 50 years old in 2025.

What condition is Mn 19 over Redwood River in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in September 2023.

How much traffic does Mn 19 over Redwood River carry?

About 8,300 vehicles per day (2016 count), of which roughly 4% are trucks.

How long is Mn 19 over Redwood River?

The structure is 47 ft (14.4 m) long with a longest span of 14 ft (4.4 m).

Who owns Mn 19 over Redwood River?

It is owned by the State Highway Agency.