US Bridges

K-33 HWY over Walnut Creek Drainage

Good

Douglas County, Kansas · .8 MI S U-56/K-33 JCT · Structure no. 999903300231041

Built
2004
21 years old
Condition
Good
inspected February 2024
Type
Culvert
Concrete
Length
21 ft
2 main spans
Daily traffic
1,108
2023 count
Owner
State
State Highway Agency

About this bridge

K-33 HWY over Walnut Creek Drainage is a concrete culvert carrying K-33 HWY over Walnut Creek Drainage in Douglas County, Kansas. It was built in 2004, so it is 21 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 1,108 vehicles a day, roughly 8% of them trucks, projected to reach 1,492 by 2044. The structure is 21 ft (6.3 m) long and 60 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesK-33 HWY
CrossesWalnut Creek Drainage
Location.8 MI S U-56/K-33 JCT
RouteState Highway 33
CountyDouglas County
StateKansas
Coordinates38.75528, -95.07472
Functional classRural Major Collector

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 inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating105.1 US tons
Inventory rating63.1 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 25 or greater
Structure length21 ft (6.3 m)
Longest span10 ft (3.1 m)
Deck width60 ft (18.3 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,108 (2023)
Projected traffic1,492 by 2044
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 K-33 HWY over Walnut Creek Drainage built?

It was built in 2004, making it 21 years old in 2025.

What condition is K-33 HWY over Walnut Creek Drainage 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 February 2024.

How much traffic does K-33 HWY over Walnut Creek Drainage carry?

About 1,108 vehicles per day (2023 count), of which roughly 8% are trucks.

How long is K-33 HWY over Walnut Creek Drainage?

The structure is 21 ft (6.3 m) long with a longest span of 10 ft (3.1 m) and a deck 60 ft wide.

Who owns K-33 HWY over Walnut Creek Drainage?

It is owned by the State Highway Agency.