US Bridges

Mn 248 over Stream

Fair

Winona County, Minnesota · 2.8 MI E of JCT Csah 31 · Structure no. 85010

Built
1965
60 years old
Condition
Fair
inspected June 2024
Type
Culvert
Concrete
Length
39 ft
3 main spans
Daily traffic
1,312
2022 count
Owner
State
State Highway Agency

About this bridge

Mn 248 over Stream is a concrete culvert carrying Mn 248 over Stream in Winona County, Minnesota. It was built in 1965, so it is 60 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 1,312 vehicles a day, roughly 5% of them trucks, projected to reach 1,500 by 2042. The structure is 39 ft (12 m) long. If it were closed, the detour would be 8.7 mi (14 km).

CarriesMn 248
CrossesStream
Location2.8 MI E of JCT Csah 31
RouteState Highway 248
Coordinates44.08931, -91.86452
Functional classRural Major Collector

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 protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2024
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 loadH 20
Structure length39 ft (12 m)
Longest span11 ft (3.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,312 (2022)
Projected traffic1,500 by 2042
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 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 248 over Stream built?

It was built in 1965, making it 60 years old in 2025.

What condition is Mn 248 over Stream 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 June 2024.

How much traffic does Mn 248 over Stream carry?

About 1,312 vehicles per day (2022 count), of which roughly 5% are trucks.

How long is Mn 248 over Stream?

The structure is 39 ft (12 m) long with a longest span of 11 ft (3.4 m).

Who owns Mn 248 over Stream?

It is owned by the State Highway Agency.