US Bridges

CR 912 over Rice River

Fair

St. Louis County, Minnesota · 1.0 MI N of JCT CR 923 · Structure no. 69548

Built
1991
34 years old
Condition
Fair
inspected October 2023
Type
Tee Beam
Prestressed Concrete
Length
142 ft
3 main spans
Daily traffic
160
2011 count
Owner
County
County Highway Agency

About this bridge

CR 912 over Rice River is a prestressed concrete tee beam carrying CR 912 over Rice River in St. Louis County, Minnesota. It was built in 1991, so it is 34 years old, younger than the Minnesota average of 38.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 160 vehicles a day, projected to reach 160 by 2039. The structure is 142 ft (43.4 m) long and 37 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

CarriesCR 912
CrossesRice River
Location1.0 MI N of JCT CR 923
RouteCounty Highway 912
Coordinates47.81843, -92.69706
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating76.7 US tons
Inventory rating46.1 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadHS 25 or greater
Structure length142 ft (43.4 m)
Longest span47 ft (14.4 m)
Deck width37 ft (11.4 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic160 (2011)
Projected traffic160 by 2039
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 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 912 over Rice River built?

It was built in 1991, making it 34 years old in 2025.

What condition is CR 912 over Rice River in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in October 2023.

How much traffic does CR 912 over Rice River carry?

About 160 vehicles per day (2011 count).

How long is CR 912 over Rice River?

The structure is 142 ft (43.4 m) long with a longest span of 47 ft (14.4 m) and a deck 37 ft wide.

Who owns CR 912 over Rice River?

It is owned by the County Highway Agency.