US Bridges

Ut 9246 over Coolidge Creek

Fair

St. Louis County, Minnesota · 6.0 MI SW of JCT Csah 4 · Structure no. 69K47

Built
2017
8 years old
Condition
Fair
inspected July 2024
Type
Culvert
Concrete
Length
29 ft
2 main spans
Daily traffic
53
2017 count
Owner
County
County Highway Agency

About this bridge

Ut 9246 over Coolidge Creek is a concrete culvert carrying Ut 9246 over Coolidge Creek in St. Louis County, Minnesota. It was built in 2017, so it is 8 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 53 vehicles a day, projected to reach 63 by 2037. The structure is 29 ft (8.8 m) long. If it were closed, the detour would be 46 mi (74 km).

Location

Open in Google Maps
CarriesUt 9246
CrossesCoolidge Creek
Location6.0 MI SW of JCT Csah 4
RouteCounty Highway 9246
CountySt. Louis County
StateMinnesota
Coordinates47.20781, -92.2158
Functional classRural Local

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 inspectionJuly 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 rating46.4 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHL 93
Structure length29 ft (8.8 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 traffic53 (2017)
Projected traffic63 by 2037
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed46 mi (74 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 Ut 9246 over Coolidge Creek built?

It was built in 2017, making it 8 years old in 2025.

What condition is Ut 9246 over Coolidge 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 July 2024.

How much traffic does Ut 9246 over Coolidge Creek carry?

About 53 vehicles per day (2017 count).

How long is Ut 9246 over Coolidge Creek?

The structure is 29 ft (8.8 m) long with a longest span of 13 ft (3.9 m).

Who owns Ut 9246 over Coolidge Creek?

It is owned by the County Highway Agency.