US Bridges

Csah 8 over Spring Creek

FairPosted for load

Yellow Medicine County, Minnesota · 0.1 MI S of JCT Csah 3 · Structure no. 87534

Built
1977
48 years old
Condition
Fair
inspected November 2024
Type
Slab
Wood or Timber
Length
96 ft
3 main spans
Daily traffic
34
2021 count
Owner
County
County Highway Agency

About this bridge

Csah 8 over Spring Creek is a wood or timber slab carrying Csah 8 over Spring Creek in Yellow Medicine 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 34 vehicles a day, projected to reach 50 by 2041. The structure is 96 ft (29.3 m) long and 34 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesCsah 8
CrossesSpring Creek
Location0.1 MI S of JCT Csah 3
RouteCounty Highway 8
Coordinates44.71599, -95.74693
Functional classRural Minor Collector

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 protection7 GoodSome minor problems.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry8: Equal to present desirable criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating40.1 US tons
Inventory rating26.8 US tons

Structure

Structure typeSlab
MaterialWood or Timber
DeckWood or timber
Main spans3
Design loadHS 20
Structure length96 ft (29.3 m)
Longest span32 ft (9.8 m)
Deck width34 ft (10.4 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic34 (2021)
Projected traffic50 by 2041
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 Csah 8 over Spring Creek built?

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

What condition is Csah 8 over Spring 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 November 2024.

How much traffic does Csah 8 over Spring Creek carry?

About 34 vehicles per day (2021 count).

How long is Csah 8 over Spring Creek?

The structure is 96 ft (29.3 m) long with a longest span of 32 ft (9.8 m) and a deck 34 ft wide.

Who owns Csah 8 over Spring Creek?

It is owned by the County Highway Agency.