NW 120th over Deer Creek

Good

Cherokee County, Kansas · 2.0N 3.0W of Hallowell · Structure no. 000111069006844

Built: 2013; 12 years old
Condition: Good; inspected September 2023
Type: Slab; Concrete Continuous
Length: 122 ft; 3 main spans
Daily traffic: 180; 2007 count
Owner: County; County Highway Agency

About this bridge

NW 120th over Deer Creek is a concrete continuous slab carrying NW 120th over Deer Creek in Cherokee County, Kansas. It was built in 2013, so it is 12 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 180 vehicles a day, roughly 5% of them trucks, projected to reach 215 by 2043. The structure is 122 ft (37.3 m) long and 30 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

No coordinates are recorded for this structure.

CarriesNW 120th

CrossesDeer Creek

Location2.0N 3.0W of Hallowell

RouteCounty Highway 1112

CountyCherokee County

StateKansas

Functional classRural Minor Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

Component	Rating	Meaning
Deck	8 Very Good	No problems noted.
Superstructure	8 Very Good	No problems noted.
Substructure	8 Very Good	No problems noted.
Channel and channel protection	8 Very Good	No problems noted.

Last inspectionSeptember 2023

Inspection intervalevery 24 months

Operating statusOpen, no restriction

ScourFoundations stable; scour within limits of footing or piles

Structural evaluation8: Equal to present desirable criteria

Deck geometry6: Equal to present minimum criteria

Waterway adequacy7: Better than present minimum criteria

Approach roadway alignment7: Better than present minimum criteria

Operating rating61.4 US tons

Inventory rating47.2 US tons

Structure

Structure typeSlab

MaterialConcrete Continuous

DeckConcrete, cast-in-place

Main spans3

Design loadHL 93

Structure length122 ft (37.3 m)

Longest span48 ft (14.6 m)

Deck width30 ft (9.1 m)

Roadway width28 ft (8.5 m)

Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic180 (2007)

Projected traffic215 by 2043

Trucks5%

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 statusPossibly eligible for the National Register; requires further investigation

Work proposedNone recorded

Estimated improvement cost—

NavigationNo navigation control on waterway

Frequently asked questions

When was NW 120th over Deer Creek built?

It was built in 2013, making it 12 years old in 2025.

What condition is NW 120th over Deer 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 September 2023.

How much traffic does NW 120th over Deer Creek carry?

About 180 vehicles per day (2007 count), of which roughly 5% are trucks.

How long is NW 120th over Deer Creek?

The structure is 122 ft (37.3 m) long with a longest span of 48 ft (14.6 m) and a deck 30 ft wide.

Who owns NW 120th over Deer Creek?

It is owned by the County Highway Agency.