US Bridges

CR 54 over Black River

Good

Pennington County, Minnesota · 0.8 MI E of JCT CR 66 · Structure no. 57J03

Built
1995
30 years old
Condition
Good
inspected October 2024
Type
Culvert
Concrete
Length
31 ft
2 main spans
Daily traffic
10
2011 count
Owner
County
County Highway Agency

About this bridge

CR 54 over Black River is a concrete culvert carrying CR 54 over Black River in Pennington County, Minnesota. It was built in 1995, so it is 30 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 10 vehicles a day, projected to reach 10 by 2039. The structure is 31 ft (9.3 m) long. If it were closed, the detour would be 3.1 mi (5 km).

CarriesCR 54
CrossesBlack River
Location0.8 MI E of JCT CR 66
RouteCounty Highway 54
Coordinates47.99235, -96.42091
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 protection8 Very GoodNo problems noted.
Culvert8 Very GoodNo problems noted.
Last inspectionOctober 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64.8 US tons
Inventory rating43.2 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 25 or greater
Structure length31 ft (9.3 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 (2011)
Projected traffic10 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 54 over Black River built?

It was built in 1995, making it 30 years old in 2025.

What condition is CR 54 over Black 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 October 2024.

How much traffic does CR 54 over Black River carry?

About 10 vehicles per day (2011 count).

How long is CR 54 over Black River?

The structure is 31 ft (9.3 m) long with a longest span of 12 ft (3.7 m).

Who owns CR 54 over Black River?

It is owned by the County Highway Agency.