US Bridges

K15 HWY over Chapman Creek Drainage

Good

Clay County, Kansas · 0.44 MI N Dickinson Coln · Structure no. 999901500140141

Built
1957
68 years old
Condition
Good
inspected October 2023
Type
Culvert
Concrete
Length
21 ft
2 main spans
Daily traffic
1,260
2023 count
Owner
State
State Highway Agency

About this bridge

K15 HWY over Chapman Creek Drainage is a concrete culvert carrying K15 HWY over Chapman Creek Drainage in Clay County, Kansas. It was built in 1957, so it is 68 years old, older 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 1,260 vehicles a day, roughly 24% of them trucks, projected to reach 1,338 by 2044. The structure is 21 ft (6.3 m) long and 59 ft wide. If it were closed, the detour would be 16.2 mi (26 km).

CarriesK15 HWY
CrossesChapman Creek Drainage
Location0.44 MI N Dickinson Coln
RouteState Highway 15
StateKansas
Coordinates39.13944, -97.12861
Functional classRural Minor Arterial

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 inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry8: Equal to present desirable criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating37 US tons
Inventory rating22 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadH 20
Structure length21 ft (6.3 m)
Longest span10 ft (3 m)
Deck width59 ft (18.1 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,260 (2023)
Projected traffic1,338 by 2044
Trucks24%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed16.2 mi (26 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 K15 HWY over Chapman Creek Drainage built?

It was built in 1957, making it 68 years old in 2025.

What condition is K15 HWY over Chapman 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 October 2023.

How much traffic does K15 HWY over Chapman Creek Drainage carry?

About 1,260 vehicles per day (2023 count), of which roughly 24% are trucks.

How long is K15 HWY over Chapman Creek Drainage?

The structure is 21 ft (6.3 m) long with a longest span of 10 ft (3 m) and a deck 59 ft wide.

Who owns K15 HWY over Chapman Creek Drainage?

It is owned by the State Highway Agency.