US Bridges

NE 20 ST over Small Stream

Good

Butler County, Kansas · 6.0E 2.5N of Eldorado · Structure no. 000080885405960

Built
1977
48 years old
Condition
Good
inspected January 2025
Type
Culvert
Concrete
Length
25 ft
3 main spans
Daily traffic
50
2023 count
Owner
County
County Highway Agency

About this bridge

NE 20 ST over Small Stream is a concrete culvert carrying NE 20 ST over Small Stream in Butler County, Kansas. It was built in 1977, so it is 48 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 50 vehicles a day, roughly 10% of them trucks, projected to reach 50 by 2045. The structure is 25 ft (7.6 m) long and 33 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesNE 20 ST
CrossesSmall Stream
Location6.0E 2.5N of Eldorado
RouteCounty Highway 0
StateKansas
Coordinates37.85396, -96.74395
Functional classRural Local

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 inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry8: Equal to present desirable criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating45 US tons
Inventory rating26.9 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadH 20
Structure length25 ft (7.6 m)
Longest span8 ft (2.4 m)
Deck width33 ft (10.2 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic50 (2023)
Projected traffic50 by 2045
Trucks10%
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 NE 20 ST over Small Stream built?

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

What condition is NE 20 ST over Small Stream 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 January 2025.

How much traffic does NE 20 ST over Small Stream carry?

About 50 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is NE 20 ST over Small Stream?

The structure is 25 ft (7.6 m) long with a longest span of 8 ft (2.4 m) and a deck 33 ft wide.

Who owns NE 20 ST over Small Stream?

It is owned by the County Highway Agency.