US Bridges

K22 HWY over Mulberry Creek

Poor

Washington County, Kansas · 1.64 MI N US36 · Structure no. 999902201010271

Built
1949
76 years old
Condition
Poor
inspected December 2024
Type
Slab
Concrete Continuous
Length
117 ft
3 main spans
Daily traffic
232
2023 count
Owner
State
State Highway Agency

About this bridge

K22 HWY over Mulberry Creek is a concrete continuous slab carrying K22 HWY over Mulberry Creek in Washington County, Kansas. It was built in 1949, so it is 76 years old, older than the Kansas average of 52.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 232 vehicles a day, roughly 25% of them trucks, projected to reach 237 by 2044. The structure is 117 ft (35.8 m) long and 30 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesK22 HWY
CrossesMulberry Creek
Location1.64 MI N US36
RouteState Highway 22
CountyWashington County
StateKansas
Coordinates39.83722, -97.29417
Functional classRural Major Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionDecember 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating39.4 US tons
Inventory rating23.5 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length117 ft (35.8 m)
Longest span45 ft (13.7 m)
Deck width30 ft (9.1 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic232 (2023)
Projected traffic237 by 2044
Trucks25%
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

OwnerState Highway Agency
Maintained byState 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 K22 HWY over Mulberry Creek built?

It was built in 1949, making it 76 years old in 2025.

What condition is K22 HWY over Mulberry Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in December 2024.

How much traffic does K22 HWY over Mulberry Creek carry?

About 232 vehicles per day (2023 count), of which roughly 25% are trucks.

How long is K22 HWY over Mulberry Creek?

The structure is 117 ft (35.8 m) long with a longest span of 45 ft (13.7 m) and a deck 30 ft wide.

Who owns K22 HWY over Mulberry Creek?

It is owned by the State Highway Agency.