US Bridges

CR 317 over East Two River

Good

St. Louis County, Minnesota · 0.8 MI E of JCT Csah 62 · Structure no. 69J42

Built
2003
22 years old
Condition
Good
inspected June 2023
Type
Culvert
Aluminum, Wrought Iron, or Cast Iron
Length
24 ft
1 main span
Daily traffic
5
2011 count
Owner
County
County Highway Agency

About this bridge

CR 317 over East Two River is a aluminum, wrought iron, or cast iron culvert carrying CR 317 over East Two River in St. Louis County, Minnesota. It was built in 2003, so it is 22 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 7 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 5 by 2039. The structure is 24 ft (7.4 m) long. If it were closed, the detour would be 5 mi (8 km).

CarriesCR 317
CrossesEast Two River
Location0.8 MI E of JCT Csah 62
RouteCounty Highway 317
Coordinates47.44433, -92.63829
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionJune 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating46.4 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialAluminum, Wrought Iron, or Cast Iron
DeckNot applicable
Main spans1
Design loadHS 25 or greater
Structure length24 ft (7.4 m)
Longest span24 ft (7.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5 (2011)
Projected traffic5 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 317 over East Two River built?

It was built in 2003, making it 22 years old in 2025.

What condition is CR 317 over East Two 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 317 over East Two River carry?

About 5 vehicles per day (2011 count).

How long is CR 317 over East Two River?

The structure is 24 ft (7.4 m) long with a longest span of 24 ft (7.4 m).

Who owns CR 317 over East Two River?

It is owned by the County Highway Agency.