US Bridges

Mn 68 over Stream

Good

Lincoln County, Minnesota · 2.4 MI NW of Taunton · Structure no. 96336

Built
1986
39 years old
Condition
Good
inspected October 2023
Type
Culvert
Concrete
Length
40 ft
3 main spans
Daily traffic
2,050
2021 count
Owner
State
State Highway Agency

About this bridge

Mn 68 over Stream is a concrete culvert carrying Mn 68 over Stream in Lincoln County, Minnesota. It was built in 1986, so it is 39 years old, older 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 2,050 vehicles a day, roughly 14% of them trucks, projected to reach 2,100 by 2041. The structure is 40 ft (12.2 m) long. If it were closed, the detour would be 5 mi (8 km).

CarriesMn 68
CrossesStream
Location2.4 MI NW of Taunton
RouteState Highway 68
Coordinates44.61046, -96.10851
Functional classRural Minor Arterial

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 protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than 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 length40 ft (12.2 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 traffic2,050 (2021)
Projected traffic2,100 by 2041
Trucks14%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 68 over Stream built?

It was built in 1986, making it 39 years old in 2025.

What condition is Mn 68 over 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 October 2023.

How much traffic does Mn 68 over Stream carry?

About 2,050 vehicles per day (2021 count), of which roughly 14% are trucks.

How long is Mn 68 over Stream?

The structure is 40 ft (12.2 m) long with a longest span of 10 ft (3 m).

Who owns Mn 68 over Stream?

It is owned by the State Highway Agency.