US Bridges

CR 492 over Rice River

Good

St. Louis County, Minnesota · 1.4 MI W of JCT TH53 · Structure no. 69A26

Built
2015
10 years old
Condition
Good
inspected September 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
74 ft
1 main span
Daily traffic
5
2011 count
Owner
County
County Highway Agency

About this bridge

CR 492 over Rice River is a prestressed concrete stringer/multi-beam or girder carrying CR 492 over Rice River in St. Louis County, Minnesota. It was built in 2015, so it is 10 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 5 vehicles a day, projected to reach 7 by 2031. The structure is 74 ft (22.6 m) long and 31 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesCR 492
CrossesRice River
Location1.4 MI W of JCT TH53
RouteCounty Highway 492
Coordinates47.75875, -92.68452
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 inspectionSeptember 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 rating53.2 US tons
Inventory rating41.1 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length74 ft (22.6 m)
Longest span72 ft (21.9 m)
Deck width31 ft (9.5 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5 (2011)
Projected traffic7 by 2031
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 492 over Rice River built?

It was built in 2015, making it 10 years old in 2025.

What condition is CR 492 over Rice 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 2023.

How much traffic does CR 492 over Rice River carry?

About 5 vehicles per day (2011 count).

How long is CR 492 over Rice River?

The structure is 74 ft (22.6 m) long with a longest span of 72 ft (21.9 m) and a deck 31 ft wide.

Who owns CR 492 over Rice River?

It is owned by the County Highway Agency.