US Bridges

CR 105 over Plum Creek

Good

Olmsted County, Minnesota · 0.8 MI SW of JCT Csah 3 · Structure no. 93438

Built
1979
46 years old
Condition
Good
inspected November 2023
Type
Culvert
Concrete
Length
53 ft
3 main spans
Daily traffic
185
2010 count
Owner
County
County Highway Agency

About this bridge

CR 105 over Plum Creek is a concrete culvert carrying CR 105 over Plum Creek in Olmsted County, Minnesota. It was built in 1979, so it is 46 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 185 vehicles a day, projected to reach 190 by 2030. The structure is 53 ft (16.2 m) long. If it were closed, the detour would be 5 mi (8 km).

CarriesCR 105
CrossesPlum Creek
Location0.8 MI SW of JCT Csah 3
RouteCounty Highway 105
Coordinates44.13743, -92.62304
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionNovember 2023
Inspection intervalevery 48 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 rating59.4 US tons
Inventory rating39.6 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20
Structure length53 ft (16.2 m)
Longest span17 ft (5.2 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic185 (2010)
Projected traffic190 by 2030
Trucks—
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

OwnerCounty Highway Agency
Maintained byCounty 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 CR 105 over Plum Creek built?

It was built in 1979, making it 46 years old in 2025.

What condition is CR 105 over Plum Creek 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 November 2023.

How much traffic does CR 105 over Plum Creek carry?

About 185 vehicles per day (2010 count).

How long is CR 105 over Plum Creek?

The structure is 53 ft (16.2 m) long with a longest span of 17 ft (5.2 m).

Who owns CR 105 over Plum Creek?

It is owned by the County Highway Agency.