US Bridges

NW 75th Street over Trib. W. Br. Walnut Riv.

Good

Butler County, Kansas · 0.2W 3.5S of Degraff · Structure no. 000080871805845

Built
1960
65 years old
Condition
Good
inspected January 2025
Type
Culvert
Concrete
Length
31 ft
3 main spans
Daily traffic
45
2023 count
Owner
County
County Highway Agency

About this bridge

NW 75th Street over Trib. W. Br. Walnut Riv. is a concrete culvert carrying NW 75th Street over Trib. W. Br. Walnut Riv. in Butler County, Kansas. It was built in 1960, so it is 65 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.

It carries about 45 vehicles a day, projected to reach 45 by 2045. The structure is 31 ft (9.5 m) long and 32 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesNW 75th Street
CrossesTrib. W. Br. Walnut Riv.
Location0.2W 3.5S of Degraff
RouteCounty Highway 0
CountyButler County
StateKansas
Coordinates37.93352, -96.86255
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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
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 geometry7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating41.7 US tons
Inventory rating24.9 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadH 15
Structure length31 ft (9.5 m)
Longest span10 ft (3 m)
Deck width32 ft (9.8 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic45 (2023)
Projected traffic45 by 2045
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 75th Street over Trib. W. Br. Walnut Riv. built?

It was built in 1960, making it 65 years old in 2025.

What condition is NW 75th Street over Trib. W. Br. Walnut Riv. 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 NW 75th Street over Trib. W. Br. Walnut Riv. carry?

About 45 vehicles per day (2023 count).

How long is NW 75th Street over Trib. W. Br. Walnut Riv.?

The structure is 31 ft (9.5 m) long with a longest span of 10 ft (3 m) and a deck 32 ft wide.

Who owns NW 75th Street over Trib. W. Br. Walnut Riv.?

It is owned by the County Highway Agency.