US Bridges

Csah 23 over Pelican River

Fair

St. Louis County, Minnesota · 4.5 MI E of JCT TH 53 · Structure no. 69532

Built
1985
40 years old
Condition
Fair
inspected September 2023
Type
Tee Beam
Prestressed Concrete
Length
84 ft
1 main span
Daily traffic
690
2019 count
Owner
County
County Highway Agency

About this bridge

Csah 23 over Pelican River is a prestressed concrete tee beam carrying Csah 23 over Pelican River in St. Louis County, Minnesota. It was built in 1985, so it is 40 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 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 690 vehicles a day, projected to reach 640 by 2039. The structure is 84 ft (25.5 m) long and 50 ft wide. If it were closed, the detour would be 49.7 mi (80 km).

Location

Open in Google Maps
CarriesCsah 23
CrossesPelican River
Location4.5 MI E of JCT TH 53
RouteCounty Highway 23
CountySt. Louis County
StateMinnesota
Coordinates48.06024, -92.73607
Functional classRural Major Collector

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.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating49.3 US tons
Inventory rating29.5 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length84 ft (25.5 m)
Longest span81 ft (24.6 m)
Deck width50 ft (15.2 m)
Roadway width47 ft (14.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic690 (2019)
Projected traffic640 by 2039
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed49.7 mi (80 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 Csah 23 over Pelican River built?

It was built in 1985, making it 40 years old in 2025.

What condition is Csah 23 over Pelican 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 September 2023.

How much traffic does Csah 23 over Pelican River carry?

About 690 vehicles per day (2019 count).

How long is Csah 23 over Pelican River?

The structure is 84 ft (25.5 m) long with a longest span of 81 ft (24.6 m) and a deck 50 ft wide.

Who owns Csah 23 over Pelican River?

It is owned by the County Highway Agency.