US Bridges

Csah 4 over Florida Creek

Good

Yellow Medicine County, Minnesota · 0.5 MI E of JCT Csah 14 · Structure no. 87512

Built
1974
51 years old
Condition
Good
inspected September 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
106 ft
3 main spans
Daily traffic
255
2021 count
Owner
County
County Highway Agency

About this bridge

Csah 4 over Florida Creek is a steel continuous stringer/multi-beam or girder carrying Csah 4 over Florida Creek in Yellow Medicine County, Minnesota. It was built in 1974, so it is 51 years old, older 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 255 vehicles a day, projected to reach 275 by 2041. The structure is 106 ft (32.2 m) long and 40 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesCsah 4
CrossesFlorida Creek
Location0.5 MI E of JCT Csah 14
RouteCounty Highway 4
Coordinates44.79053, -96.34611
Functional classRural Major Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating62.5 US tons
Inventory rating37.4 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length106 ft (32.2 m)
Longest span40 ft (12.2 m)
Deck width40 ft (12.3 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic255 (2021)
Projected traffic275 by 2041
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

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 4 over Florida Creek built?

It was built in 1974, making it 51 years old in 2025.

What condition is Csah 4 over Florida 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 September 2023.

How much traffic does Csah 4 over Florida Creek carry?

About 255 vehicles per day (2021 count).

How long is Csah 4 over Florida Creek?

The structure is 106 ft (32.2 m) long with a longest span of 40 ft (12.2 m) and a deck 40 ft wide.

Who owns Csah 4 over Florida Creek?

It is owned by the County Highway Agency.