US Bridges

NW Tawakoni over Small Stream

Good

Butler County, Kansas · 3.0S 2.0W of Potwin · Structure no. 000080851005901

Built
1990
35 years old
Condition
Good
inspected February 2025
Type
Culvert
Concrete
Length
21 ft
2 main spans
Daily traffic
35
2023 count
Owner
County
County Highway Agency

About this bridge

NW Tawakoni over Small Stream is a concrete culvert carrying NW Tawakoni over Small Stream in Butler County, Kansas. It was built in 1990, so it is 35 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 35 vehicles a day, roughly 1% of them trucks, projected to reach 35 by 2045. The structure is 21 ft (6.3 m) long and 28 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesNW Tawakoni
CrossesSmall Stream
Location3.0S 2.0W of Potwin
RouteCounty Highway 0
StateKansas
Coordinates37.8956, -97.06069
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 inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating50.7 US tons
Inventory rating30.4 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadH 20
Structure length21 ft (6.3 m)
Longest span10 ft (3 m)
Deck width28 ft (8.4 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic35 (2023)
Projected traffic35 by 2045
Trucks1%
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 NW Tawakoni over Small Stream built?

It was built in 1990, making it 35 years old in 2025.

What condition is NW Tawakoni 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 February 2025.

How much traffic does NW Tawakoni over Small Stream carry?

About 35 vehicles per day (2023 count), of which roughly 1% are trucks.

How long is NW Tawakoni over Small Stream?

The structure is 21 ft (6.3 m) long with a longest span of 10 ft (3 m) and a deck 28 ft wide.

Who owns NW Tawakoni over Small Stream?

It is owned by the County Highway Agency.