US Bridges

Csah 38 over French River

Good

St. Louis County, Minnesota · 0.4 MI E of JCT CR 254 · Structure no. 69K98

Built
2022
3 years old
Condition
Good
inspected October 2024
Type
Culvert
Concrete
Length
28 ft
2 main spans
Daily traffic
40
2015 count
Owner
County
County Highway Agency

About this bridge

Csah 38 over French River is a concrete culvert carrying Csah 38 over French River in St. Louis County, Minnesota. It was built in 2022, so it is 3 years old, younger than the Minnesota average of 38.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 40 vehicles a day, projected to reach 45 by 2035. The structure is 28 ft (8.6 m) long. If it were closed, the detour would be 6.8 mi (11 km).

CarriesCsah 38
CrossesFrench River
Location0.4 MI E of JCT CR 254
RouteCounty Highway 38
Coordinates46.98139, -91.99574
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection9 ExcellentNo problems noted.
Culvert8 Very GoodNo problems noted.
Last inspectionOctober 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating46.4 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHL 93
Structure length28 ft (8.6 m)
Longest span12 ft (3.8 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic40 (2015)
Projected traffic45 by 2035
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Csah 38 over French River built?

It was built in 2022, making it 3 years old in 2025.

What condition is Csah 38 over French River in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in October 2024.

How much traffic does Csah 38 over French River carry?

About 40 vehicles per day (2015 count).

How long is Csah 38 over French River?

The structure is 28 ft (8.6 m) long with a longest span of 12 ft (3.8 m).

Who owns Csah 38 over French River?

It is owned by the County Highway Agency.