US Bridges

Csah 137 over West Two Rivers

Good

St. Louis County, Minnesota · 2.6 MI S of JCT TH 169 · Structure no. 69K58

Built
2018
7 years old
Condition
Good
inspected May 2023
Type
Culvert
Concrete
Length
55 ft
2 main spans
Daily traffic
315
2019 count
Owner
County
County Highway Agency

About this bridge

Csah 137 over West Two Rivers is a concrete culvert carrying Csah 137 over West Two Rivers in St. Louis County, Minnesota. It was built in 2018, so it is 7 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 315 vehicles a day, projected to reach 480 by 2039. The structure is 55 ft (16.7 m) long. If it were closed, the detour would be 8.7 mi (14 km).

CarriesCsah 137
CrossesWest Two Rivers
Location2.6 MI S of JCT TH 169
RouteCounty Highway 137
Coordinates47.46125, -92.68761
Functional classRural Minor Collector

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 protection8 Very GoodNo problems noted.
Culvert8 Very GoodNo problems noted.
Last inspectionMay 2023
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 alignment8: Equal to present desirable criteria
Operating rating51 US tons
Inventory rating39.2 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHL 93
Structure length55 ft (16.7 m)
Longest span25 ft (7.6 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic315 (2019)
Projected traffic480 by 2039
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 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 137 over West Two Rivers built?

It was built in 2018, making it 7 years old in 2025.

What condition is Csah 137 over West Two Rivers 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 May 2023.

How much traffic does Csah 137 over West Two Rivers carry?

About 315 vehicles per day (2019 count).

How long is Csah 137 over West Two Rivers?

The structure is 55 ft (16.7 m) long with a longest span of 25 ft (7.6 m).

Who owns Csah 137 over West Two Rivers?

It is owned by the County Highway Agency.