US Bridges

CR 508 over Vaara Creek

Good

St. Louis County, Minnesota · 0.8 MI W of JCT TH73 · Structure no. 69J80

Built
2011
14 years old
Condition
Good
inspected September 2024
Type
Culvert
Concrete
Length
27 ft
2 main spans
Daily traffic
10
2015 count
Owner
County
County Highway Agency

About this bridge

CR 508 over Vaara Creek is a concrete culvert carrying CR 508 over Vaara Creek 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 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 10 vehicles a day, projected to reach 10 by 2039. The structure is 27 ft (8.3 m) long. If it were closed, the detour would be 6.2 mi (10 km).

CarriesCR 508
CrossesVaara Creek
Location0.8 MI W of JCT TH73
RouteCounty Highway 508
Coordinates47.06889, -92.98634
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 protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.4 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHL 93
Structure length27 ft (8.3 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10 (2015)
Projected traffic10 by 2039
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 508 over Vaara Creek built?

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

What condition is CR 508 over Vaara Creek 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 2024.

How much traffic does CR 508 over Vaara Creek carry?

About 10 vehicles per day (2015 count).

How long is CR 508 over Vaara Creek?

The structure is 27 ft (8.3 m) long with a longest span of 12 ft (3.7 m).

Who owns CR 508 over Vaara Creek?

It is owned by the County Highway Agency.