US Bridges

S 280th Ave_rs 515 over Eagle Creek

Good

Osborne County, Kansas · 3.0N 0.5E of Natoma · Structure no. 000000000710020

Built
1984
41 years old
Condition
Good
inspected May 2023
Type
Culvert
Concrete
Length
44 ft
3 main spans
Daily traffic
80
2020 count
Owner
County
County Highway Agency

About this bridge

S 280th Ave_rs 515 over Eagle Creek is a concrete culvert carrying S 280th Ave_rs 515 over Eagle Creek in Osborne County, Kansas. It was built in 1984, so it is 41 years old, younger 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.

It carries about 80 vehicles a day, projected to reach 100 by 2043. The structure is 44 ft (13.4 m) long and 30 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesS 280th Ave_rs 515
CrossesEagle Creek
Location3.0N 0.5E of Natoma
RouteCounty Highway 515
CountyOsborne County
StateKansas
Coordinates39.23846, -99.0108
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating33.3 US tons
Inventory rating20 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadH 20
Structure length44 ft (13.4 m)
Longest span14 ft (4.2 m)
Deck width30 ft (9.1 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic80 (2020)
Projected traffic100 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 statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was S 280th Ave_rs 515 over Eagle Creek built?

It was built in 1984, making it 41 years old in 2025.

What condition is S 280th Ave_rs 515 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 May 2023.

How much traffic does S 280th Ave_rs 515 over Eagle Creek carry?

About 80 vehicles per day (2020 count).

How long is S 280th Ave_rs 515 over Eagle Creek?

The structure is 44 ft (13.4 m) long with a longest span of 14 ft (4.2 m) and a deck 30 ft wide.

Who owns S 280th Ave_rs 515 over Eagle Creek?

It is owned by the County Highway Agency.