US Bridges

CR 107 over Sand Hill River

Good

Mahnomen County, Minnesota · 2.0 MI W JCT US 59 · Structure no. 44J05

Built
2008
17 years old
Condition
Good
inspected September 2021
Type
Culvert
Concrete
Length
30 ft
2 main spans
Daily traffic
50
2016 count
Owner
County
County Highway Agency

About this bridge

CR 107 over Sand Hill River is a concrete culvert carrying CR 107 over Sand Hill River in Mahnomen County, Minnesota. It was built in 2008, so it is 17 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 50 vehicles a day, projected to reach 50 by 2039. The structure is 30 ft (9.2 m) long. If it were closed, the detour would be 5 mi (8 km).

CarriesCR 107
CrossesSand Hill River
Location2.0 MI W JCT US 59
RouteCounty Highway 107
Coordinates47.49918, -96.01888
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 inspectionSeptember 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating64.8 US tons
Inventory rating43.2 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadUnknown
Structure length30 ft (9.2 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 traffic50 (2016)
Projected traffic50 by 2039
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 107 over Sand Hill River built?

It was built in 2008, making it 17 years old in 2025.

What condition is CR 107 over Sand Hill River 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 September 2021.

How much traffic does CR 107 over Sand Hill River carry?

About 50 vehicles per day (2016 count).

How long is CR 107 over Sand Hill River?

The structure is 30 ft (9.2 m) long with a longest span of 14 ft (4.3 m).

Who owns CR 107 over Sand Hill River?

It is owned by the County Highway Agency.