US Bridges

CR 927 over West Swan River

Fair

St. Louis County, Minnesota · 0.1 MI E of JCT CR 965 · Structure no. 69559

Built
1984
41 years old
Condition
Fair
inspected October 2023
Type
Slab
Wood or Timber
Length
72 ft
3 main spans
Daily traffic
15
2015 count
Owner
County
County Highway Agency

About this bridge

CR 927 over West Swan River is a wood or timber slab carrying CR 927 over West Swan River in St. Louis County, Minnesota. It was built in 1984, so it is 41 years old, older 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 5 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 15 vehicles a day, projected to reach 15 by 2039. The structure is 72 ft (21.9 m) long and 26 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

Location

Open in Google Maps
CarriesCR 927
CrossesWest Swan River
Location0.1 MI E of JCT CR 965
RouteCounty Highway 927
CountySt. Louis County
StateMinnesota
Coordinates47.25045, -92.85021
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59 US tons
Inventory rating42.1 US tons

Structure

Structure typeSlab
MaterialWood or Timber
DeckWood or timber
Main spans3
Design loadHS 20
Structure length72 ft (21.9 m)
Longest span24 ft (7.3 m)
Deck width26 ft (8 m)
Roadway width24 ft (7.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15 (2015)
Projected traffic15 by 2039
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 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 CR 927 over West Swan River built?

It was built in 1984, making it 41 years old in 2025.

What condition is CR 927 over West Swan River 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 October 2023.

How much traffic does CR 927 over West Swan River carry?

About 15 vehicles per day (2015 count).

How long is CR 927 over West Swan River?

The structure is 72 ft (21.9 m) long with a longest span of 24 ft (7.3 m) and a deck 26 ft wide.

Who owns CR 927 over West Swan River?

It is owned by the County Highway Agency.