W 120th RD over Wolf Creek

Fair

Cherokee County, Kansas · 3.0W 0.5N of Hallowell · Structure no. 000111069006865

Built: 1940; 85 years old
Condition: Fair; inspected September 2023
Type: Slab; Concrete
Length: 68 ft; 3 main spans
Daily traffic: 180; 2019 count
Owner: County; County Highway Agency

About this bridge

W 120th RD over Wolf Creek is a concrete slab carrying W 120th RD over Wolf Creek in Cherokee County, Kansas. It was built in 1940, so it is 85 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 180 vehicles a day, roughly 5% of them trucks, projected to reach 215 by 2043. The structure is 68 ft (20.7 m) long and 23 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

No coordinates are recorded for this structure.

CarriesW 120th RD

CrossesWolf Creek

Location3.0W 0.5N of Hallowell

RouteCounty Highway 1112

CountyCherokee County

StateKansas

Functional classRural Minor Collector

Condition and inspection

Fair

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

Component	Rating	Meaning
Deck	5 Fair	All primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure	5 Fair	All primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure	5 Fair	All primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection	4 Poor	Advanced section loss, deterioration, spalling or scour.

Last inspectionSeptember 2023

Inspection intervalevery 24 months

Operating statusOpen, no restriction

ScourFoundations stable; action required to protect exposed foundations

Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is

Deck geometry4: Meets minimum tolerable limits to be left in place as is

Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is

Approach roadway alignment8: Equal to present desirable criteria

Operating rating53.7 US tons

Inventory rating32.1 US tons

Structure

Structure typeSlab

MaterialConcrete

DeckConcrete, cast-in-place

Main spans3

Design loadUnknown

Structure length68 ft (20.7 m)

Longest span21 ft (6.4 m)

Deck width23 ft (7.1 m)

Roadway width20 ft (6.1 m)

Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic180 (2019)

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 W 120th RD over Wolf Creek built?

It was built in 1940, making it 85 years old in 2025.

What condition is W 120th RD over Wolf Creek 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 September 2023.

How much traffic does W 120th RD over Wolf Creek carry?

About 180 vehicles per day (2019 count), of which roughly 5% are trucks.

How long is W 120th RD over Wolf Creek?

The structure is 68 ft (20.7 m) long with a longest span of 21 ft (6.4 m) and a deck 23 ft wide.

Who owns W 120th RD over Wolf Creek?

It is owned by the County Highway Agency.