US Bridges

Csah 16 over Elbow Creek

Fair

St. Louis County, Minnesota · 1.0 MI W of JCT CSAH7 · Structure no. 96574

Built
1989
36 years old
Condition
Fair
inspected June 2023
Type
Culvert
Concrete
Length
40 ft
2 main spans
Daily traffic
390
2019 count
Owner
County
County Highway Agency

About this bridge

Csah 16 over Elbow Creek is a concrete culvert carrying Csah 16 over Elbow Creek in St. Louis County, Minnesota. It was built in 1989, so it is 36 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 390 vehicles a day, projected to reach 245 by 2039. The structure is 40 ft (12.1 m) long. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesCsah 16
CrossesElbow Creek
Location1.0 MI W of JCT CSAH7
RouteCounty Highway 16
CountySt. Louis County
StateMinnesota
Coordinates47.37202, -92.62214
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal 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 20
Structure length40 ft (12.1 m)
Longest span15 ft (4.6 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic390 (2019)
Projected traffic245 by 2039
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 Elbow Creek built?

It was built in 1989, making it 36 years old in 2025.

What condition is Csah 16 over Elbow 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 Csah 16 over Elbow Creek carry?

About 390 vehicles per day (2019 count).

How long is Csah 16 over Elbow Creek?

The structure is 40 ft (12.1 m) long with a longest span of 15 ft (4.6 m).

Who owns Csah 16 over Elbow Creek?

It is owned by the County Highway Agency.