US Bridges

Csah 5 over Whiteface River

Fair

St. Louis County, Minnesota · 0.1 MI S of JCT Csah 29 · Structure no. 69533

Built
1983
42 years old
Condition
Fair
inspected June 2024
Type
Tee Beam
Prestressed Concrete
Length
177 ft
3 main spans
Daily traffic
105
2011 count
Owner
County
County Highway Agency

About this bridge

Csah 5 over Whiteface River is a prestressed concrete tee beam carrying Csah 5 over Whiteface River in St. Louis County, Minnesota. It was built in 1983, so it is 42 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 105 vehicles a day, projected to reach 105 by 2039. The structure is 177 ft (54 m) long and 32 ft wide. If it were closed, the detour would be 21.7 mi (35 km).

CarriesCsah 5
CrossesWhiteface River
Location0.1 MI S of JCT Csah 29
RouteCounty Highway 5
Coordinates47.03893, -92.74339
Functional classRural Minor 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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.9 US tons
Inventory rating36 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadHS 20
Structure length177 ft (54 m)
Longest span58 ft (17.8 m)
Deck width32 ft (9.8 m)
Roadway width29 ft (8.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic105 (2011)
Projected traffic105 by 2039
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed21.7 mi (35 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 5 over Whiteface River built?

It was built in 1983, making it 42 years old in 2025.

What condition is Csah 5 over Whiteface 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 June 2024.

How much traffic does Csah 5 over Whiteface River carry?

About 105 vehicles per day (2011 count).

How long is Csah 5 over Whiteface River?

The structure is 177 ft (54 m) long with a longest span of 58 ft (17.8 m) and a deck 32 ft wide.

Who owns Csah 5 over Whiteface River?

It is owned by the County Highway Agency.