US Bridges

NW 100th Street over Whitewater River

Fair

Butler County, Kansas · 0.3W 2.0N of Potwin · Structure no. 000080853705800

Built
1964
61 years old
Condition
Fair
inspected February 2025
Type
Tee Beam
Concrete Continuous
Length
159 ft
3 main spans
Daily traffic
70
2023 count
Owner
County
County Highway Agency

About this bridge

NW 100th Street over Whitewater River is a concrete continuous tee beam carrying NW 100th Street over Whitewater River in Butler County, Kansas. It was built in 1964, so it is 61 years old, older than the Kansas average of 52.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 70 vehicles a day, projected to reach 70 by 2045. The structure is 159 ft (48.5 m) long and 26 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesNW 100th Street
CrossesWhitewater River
Location0.3W 2.0N of Potwin
RouteCounty Highway 0
CountyButler County
StateKansas
Coordinates37.97042, -97.02956
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating32.6 US tons
Inventory rating19.5 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 15
Structure length159 ft (48.5 m)
Longest span60 ft (18.2 m)
Deck width26 ft (8 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic70 (2023)
Projected traffic70 by 2045
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 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 100th Street over Whitewater River built?

It was built in 1964, making it 61 years old in 2025.

What condition is NW 100th Street over Whitewater River in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in February 2025.

How much traffic does NW 100th Street over Whitewater River carry?

About 70 vehicles per day (2023 count).

How long is NW 100th Street over Whitewater River?

The structure is 159 ft (48.5 m) long with a longest span of 60 ft (18.2 m) and a deck 26 ft wide.

Who owns NW 100th Street over Whitewater River?

It is owned by the County Highway Agency.