US Bridges

Csah 16 over N Br Whiteface River

Fair

St. Louis County, Minnesota · 3.4 MI E of JCT Csah 110 · Structure no. 96973

Built
1993
32 years old
Condition
Fair
inspected October 2024
Type
Culvert
Concrete
Length
27 ft
2 main spans
Daily traffic
790
2015 count
Owner
County
County Highway Agency

About this bridge

Csah 16 over N Br Whiteface River is a concrete culvert carrying Csah 16 over N Br Whiteface River in St. Louis County, Minnesota. It was built in 1993, so it is 32 years old, younger 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 790 vehicles a day, projected to reach 790 by 2039. The structure is 27 ft (8.1 m) long. If it were closed, the detour would be 34.8 mi (56 km).

CarriesCsah 16
CrossesN Br Whiteface River
Location3.4 MI E of JCT Csah 110
RouteCounty Highway 16
Coordinates47.37238, -91.94059
Functional classRural Minor Arterial

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 protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.4 US tons
Inventory rating39.6 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 25 or greater
Structure length27 ft (8.1 m)
Longest span10 ft (3.1 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic790 (2015)
Projected traffic790 by 2039
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed34.8 mi (56 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 16 over N Br Whiteface River built?

It was built in 1993, making it 32 years old in 2025.

What condition is Csah 16 over N Br 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 October 2024.

How much traffic does Csah 16 over N Br Whiteface River carry?

About 790 vehicles per day (2015 count).

How long is Csah 16 over N Br Whiteface River?

The structure is 27 ft (8.1 m) long with a longest span of 10 ft (3.1 m).

Who owns Csah 16 over N Br Whiteface River?

It is owned by the County Highway Agency.