US Bridges

Csah 74 over Stream

Poor

St. Louis County, Minnesota · 0.3 MI E of JCT CR356 · Structure no. 92260

Built
1966
59 years old
Condition
Poor
inspected June 2024
Type
Culvert
Steel
Length
26 ft
2 main spans
Daily traffic
195
2019 count
Owner
County
County Highway Agency

About this bridge

Csah 74 over Stream is a steel culvert carrying Csah 74 over Stream in St. Louis County, Minnesota. It was built in 1966, so it is 59 years old, older than the Minnesota average of 38.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 195 vehicles a day, projected to reach 220 by 2039. The structure is 26 ft (7.8 m) long. If it were closed, the detour would be 16.8 mi (27 km).

Location

Open in Google Maps
CarriesCsah 74
CrossesStream
Location0.3 MI E of JCT CR356
RouteCounty Highway 74
CountySt. Louis County
StateMinnesota
Coordinates47.96659, -92.95022
Functional classRural Major Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionJune 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating45.3 US tons
Inventory rating35.1 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans2
Design loadUnknown
Structure length26 ft (7.8 m)
Longest span13 ft (3.9 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic195 (2019)
Projected traffic220 by 2039
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed16.8 mi (27 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$850 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Csah 74 over Stream built?

It was built in 1966, making it 59 years old in 2025.

What condition is Csah 74 over Stream in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in June 2024.

How much traffic does Csah 74 over Stream carry?

About 195 vehicles per day (2019 count).

How long is Csah 74 over Stream?

The structure is 26 ft (7.8 m) long with a longest span of 13 ft (3.9 m).

Who owns Csah 74 over Stream?

It is owned by the County Highway Agency.