US Bridges

T 317 over South Creek

Good

Faribault County, Minnesota · 0.5 MI N of JCT Csah 8 · Structure no. 22573

Built
1988
37 years old
Condition
Good
inspected November 2023
Type
Slab
Wood or Timber
Length
89 ft
3 main spans
Daily traffic
30
1986 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

T 317 over South Creek is a wood or timber slab carrying T 317 over South Creek in Faribault County, Minnesota. It was built in 1988, so it is 37 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.

It carries about 30 vehicles a day, projected to reach 30 by 2029. The structure is 89 ft (27.2 m) long and 30 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesT 317
CrossesSouth Creek
Location0.5 MI N of JCT Csah 8
RouteCounty Highway 317
Coordinates43.69425, -94.24799
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating55.2 US tons
Inventory rating38 US tons

Structure

Structure typeSlab
MaterialWood or Timber
DeckWood or timber
Main spans3
Design loadHS 20
Structure length89 ft (27.2 m)
Longest span30 ft (9.1 m)
Deck width30 ft (9.1 m)
Roadway width28 ft (8.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic30 (1986)
Projected traffic30 by 2029
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 317 over South Creek built?

It was built in 1988, making it 37 years old in 2025.

What condition is T 317 over South Creek 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 2023.

How much traffic does T 317 over South Creek carry?

About 30 vehicles per day (1986 count).

How long is T 317 over South Creek?

The structure is 89 ft (27.2 m) long with a longest span of 30 ft (9.1 m) and a deck 30 ft wide.

Who owns T 317 over South Creek?

It is owned by the Town or Township Highway Agency.