US Bridges

CR 500 over Little Fork River

Good

St. Louis County, Minnesota · 0.4 MI W of JCT CSAH25 · Structure no. 69694

Built
2011
14 years old
Condition
Good
inspected June 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
103 ft
1 main span
Daily traffic
75
2019 count
Owner
County
County Highway Agency

About this bridge

CR 500 over Little Fork River is a prestressed concrete stringer/multi-beam or girder carrying CR 500 over Little Fork River in St. Louis County, Minnesota. It was built in 2011, so it is 14 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 75 vehicles a day, projected to reach 90 by 2039. The structure is 103 ft (31.4 m) long and 31 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesCR 500
CrossesLittle Fork River
Location0.4 MI W of JCT CSAH25
RouteCounty Highway 500
Coordinates47.84779, -92.72691
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating51 US tons
Inventory rating39.2 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length103 ft (31.4 m)
Longest span101 ft (30.7 m)
Deck width31 ft (9.5 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic75 (2019)
Projected traffic90 by 2039
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 500 over Little Fork River built?

It was built in 2011, making it 14 years old in 2025.

What condition is CR 500 over Little Fork 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 June 2023.

How much traffic does CR 500 over Little Fork River carry?

About 75 vehicles per day (2019 count).

How long is CR 500 over Little Fork River?

The structure is 103 ft (31.4 m) long with a longest span of 101 ft (30.7 m) and a deck 31 ft wide.

Who owns CR 500 over Little Fork River?

It is owned by the County Highway Agency.