US Bridges

T 54 over Swan River

GoodPosted for load

Itasca County, Minnesota · 0.1 MI E of JCT Csah 10 · Structure no. 31527

Built
1991
34 years old
Condition
Good
inspected November 2024
Type
Slab
Wood or Timber
Length
84 ft
3 main spans
Daily traffic
42
1990 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

T 54 over Swan River is a wood or timber slab carrying T 54 over Swan River in Itasca County, Minnesota. It was built in 1991, so it is 34 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. Its operating status is: posted for load restriction.

It carries about 42 vehicles a day, projected to reach 42 by 2029. The structure is 84 ft (25.6 m) long and 28 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesT 54
CrossesSwan River
Location0.1 MI E of JCT Csah 10
RouteCounty Highway 54
Coordinates47.16726, -93.27495
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating50.8 US tons
Inventory rating35.6 US tons

Structure

Structure typeSlab
MaterialWood or Timber
DeckWood or timber
Main spans3
Design loadUnknown
Structure length84 ft (25.6 m)
Longest span32 ft (9.8 m)
Deck width28 ft (8.5 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic42 (1990)
Projected traffic42 by 2029
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township 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 T 54 over Swan River built?

It was built in 1991, making it 34 years old in 2025.

What condition is T 54 over 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 November 2024.

How much traffic does T 54 over Swan River carry?

About 42 vehicles per day (1990 count).

How long is T 54 over Swan River?

The structure is 84 ft (25.6 m) long with a longest span of 32 ft (9.8 m) and a deck 28 ft wide.

Who owns T 54 over Swan River?

It is owned by the Town or Township Highway Agency.