US Bridges

Rs 412 31.8-F.0 over Eagle Creek

GoodPosted for load

Lyon County, Kansas · 5.0W 1.0N of Olpe · Structure no. 000000000560070

Built
1941
84 years old
Condition
Good
inspected February 2023
Type
Culvert
Concrete
Length
26 ft
3 main spans
Daily traffic
78
2007 count
Owner
County
County Highway Agency

About this bridge

Rs 412 31.8-F.0 over Eagle Creek is a concrete culvert carrying Rs 412 31.8-F.0 over Eagle Creek in Lyon County, Kansas. It was built in 1941, so it is 84 years old, older than the Kansas average of 52.8 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 78 vehicles a day, projected to reach 95 by 2043. The structure is 26 ft (7.9 m) long and 31 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesRs 412 31.8-F.0
CrossesEagle Creek
Location5.0W 1.0N of Olpe
RouteCounty Highway 412
CountyLyon County
StateKansas
Coordinates38.2765, -96.26339
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
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
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 rating25 US tons
Inventory rating25 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadUnknown
Structure length26 ft (7.9 m)
Longest span8 ft (2.4 m)
Deck width31 ft (9.3 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic78 (2007)
Projected traffic95 by 2043
Trucks0%
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 statusPossibly eligible for the National Register; requires further investigation
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Rs 412 31.8-F.0 over Eagle Creek built?

It was built in 1941, making it 84 years old in 2025.

What condition is Rs 412 31.8-F.0 over Eagle 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 February 2023.

How much traffic does Rs 412 31.8-F.0 over Eagle Creek carry?

About 78 vehicles per day (2007 count).

How long is Rs 412 31.8-F.0 over Eagle Creek?

The structure is 26 ft (7.9 m) long with a longest span of 8 ft (2.4 m) and a deck 31 ft wide.

Who owns Rs 412 31.8-F.0 over Eagle Creek?

It is owned by the County Highway Agency.