US Bridges

Ut 9111 over West Swan River

Good

St. Louis County, Minnesota · 3.9 MI E of JCT TH 73 · Structure no. 69K07

Built
2014
11 years old
Condition
Good
inspected May 2023
Type
Culvert
Concrete
Length
39 ft
2 main spans
Daily traffic
30
2015 count
Owner
County
County Highway Agency

About this bridge

Ut 9111 over West Swan River is a concrete culvert carrying Ut 9111 over West Swan River in St. Louis County, Minnesota. It was built in 2014, so it is 11 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 30 vehicles a day, projected to reach 30 by 2039. The structure is 39 ft (11.9 m) long. If it were closed, the detour would be 6.2 mi (10 km).

CarriesUt 9111
CrossesWest Swan River
Location3.9 MI E of JCT TH 73
RouteCounty Highway 9111
Coordinates47.28311, -92.94017
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 adequacy8: Equal 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 length39 ft (11.9 m)
Longest span18 ft (5.6 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic30 (2015)
Projected traffic30 by 2039
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 Ut 9111 over West Swan River built?

It was built in 2014, making it 11 years old in 2025.

What condition is Ut 9111 over West Swan 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 May 2023.

How much traffic does Ut 9111 over West Swan River carry?

About 30 vehicles per day (2015 count).

How long is Ut 9111 over West Swan River?

The structure is 39 ft (11.9 m) long with a longest span of 18 ft (5.6 m).

Who owns Ut 9111 over West Swan River?

It is owned by the County Highway Agency.