US Bridges

T 354 over Spring Valley Creek

FairPosted for load

Fillmore County, Minnesota · 0.1 MI N of JCT Csah 8 · Structure no. 23523

Built
1977
48 years old
Condition
Fair
inspected April 2023
Type
Slab
Wood or Timber
Length
104 ft
4 main spans
Daily traffic
72
1973 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

T 354 over Spring Valley Creek is a wood or timber slab carrying T 354 over Spring Valley Creek in Fillmore County, Minnesota. It was built in 1977, so it is 48 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 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 72 vehicles a day, projected to reach 72 by 2029. The structure is 104 ft (31.7 m) long and 30 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesT 354
CrossesSpring Valley Creek
Location0.1 MI N of JCT Csah 8
RouteCounty Highway 354
Coordinates43.74286, -92.28292
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation6: Equal to 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 rating51 US tons
Inventory rating36.4 US tons

Structure

Structure typeSlab
MaterialWood or Timber
DeckWood or timber
Main spans4
Design loadHS 20
Structure length104 ft (31.7 m)
Longest span26 ft (7.9 m)
Deck width30 ft (9.1 m)
Roadway width28 ft (8.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic72 (1973)
Projected traffic72 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 354 over Spring Valley Creek built?

It was built in 1977, making it 48 years old in 2025.

What condition is T 354 over Spring Valley 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 April 2023.

How much traffic does T 354 over Spring Valley Creek carry?

About 72 vehicles per day (1973 count).

How long is T 354 over Spring Valley Creek?

The structure is 104 ft (31.7 m) long with a longest span of 26 ft (7.9 m) and a deck 30 ft wide.

Who owns T 354 over Spring Valley Creek?

It is owned by the Town or Township Highway Agency.