US Bridges

Mn 23 over Pokegama Creek

Fair

Pine County, Minnesota · In Brook Park · Structure no. 6073

Built
1924
101 years old
Condition
Fair
inspected June 2023
Type
Culvert
Concrete
Length
25 ft
2 main spans
Daily traffic
4,123
2022 count
Owner
State
State Highway Agency

About this bridge

Mn 23 over Pokegama Creek is a concrete culvert carrying Mn 23 over Pokegama Creek in Pine County, Minnesota. It was built in 1924, so it is 101 years old, older 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 5 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 4,123 vehicles a day, roughly 10% of them trucks, projected to reach 4,650 by 2042. The structure is 25 ft (7.6 m) long. If it were closed, the detour would be 98.8 mi (159 km).

Location

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CarriesMn 23
CrossesPokegama Creek
LocationIn Brook Park
RouteState Highway 23
CountyPine County
StateMinnesota
Coordinates45.95146, -93.07196
Functional classRural Principal Arterial - Other

Condition and inspection

Fair

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

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating43.2 US tons
Inventory rating32.4 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadH 15
Structure length25 ft (7.6 m)
Longest span11 ft (3.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,123 (2022)
Projected traffic4,650 by 2042
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost$67 million
NavigationNo navigation control on waterway

Frequently asked questions

When was Mn 23 over Pokegama Creek built?

It was built in 1924, making it 101 years old in 2025.

What condition is Mn 23 over Pokegama Creek 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 June 2023.

How much traffic does Mn 23 over Pokegama Creek carry?

About 4,123 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is Mn 23 over Pokegama Creek?

The structure is 25 ft (7.6 m) long with a longest span of 11 ft (3.4 m).

Who owns Mn 23 over Pokegama Creek?

It is owned by the State Highway Agency.