US Bridges

NW 120th St. over Dry Creek

Good

Butler County, Kansas · 2.0E 2.5N of Whitewater · Structure no. 000080845205760

Built
1990
35 years old
Condition
Good
inspected July 2024
Type
Culvert
Concrete
Length
36 ft
3 main spans
Daily traffic
35
2023 count
Owner
County
County Highway Agency

About this bridge

NW 120th St. over Dry Creek is a concrete culvert carrying NW 120th St. over Dry Creek 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 36 ft (10.9 m) long and 28 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesNW 120th St.
CrossesDry Creek
Location2.0E 2.5N of Whitewater
RouteCounty Highway 0
StateKansas
Coordinates38.00007, -97.11141
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 protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionJuly 2024
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 rating44.1 US tons
Inventory rating26.3 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadH 20
Structure length36 ft (10.9 m)
Longest span11 ft (3.5 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 120th St. over Dry Creek built?

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

What condition is NW 120th St. over Dry 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 July 2024.

How much traffic does NW 120th St. over Dry Creek carry?

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

How long is NW 120th St. over Dry Creek?

The structure is 36 ft (10.9 m) long with a longest span of 11 ft (3.5 m) and a deck 28 ft wide.

Who owns NW 120th St. over Dry Creek?

It is owned by the County Highway Agency.