US Bridges

CR 105 over Unnamed Stream

Good

Olmsted County, Minnesota · 0.2 MI N of JCT Csah 4 · Structure no. 55K19

Built
2021
4 years old
Condition
Good
inspected November 2023
Type
Culvert
Concrete
Length
33 ft
2 main spans
Daily traffic
410
2010 count
Owner
County
County Highway Agency

About this bridge

CR 105 over Unnamed Stream is a concrete culvert carrying CR 105 over Unnamed Stream in Olmsted County, Minnesota. It was built in 2021, so it is 4 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 410 vehicles a day, projected to reach 608 by 2041. The structure is 33 ft (10 m) long. If it were closed, the detour would be 1.9 mi (3 km).

CarriesCR 105
CrossesUnnamed Stream
Location0.2 MI N of JCT Csah 4
RouteCounty Highway 105
Coordinates44.07118, -92.64504
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 protection8 Very GoodNo problems noted.
Culvert8 Very GoodNo problems noted.
Last inspectionNovember 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.4 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHL 93
Structure length33 ft (10 m)
Longest span14 ft (4.3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic410 (2010)
Projected traffic608 by 2041
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

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was CR 105 over Unnamed Stream built?

It was built in 2021, making it 4 years old in 2025.

What condition is CR 105 over Unnamed 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 November 2023.

How much traffic does CR 105 over Unnamed Stream carry?

About 410 vehicles per day (2010 count).

How long is CR 105 over Unnamed Stream?

The structure is 33 ft (10 m) long with a longest span of 14 ft (4.3 m).

Who owns CR 105 over Unnamed Stream?

It is owned by the County Highway Agency.