US Bridges

K25 HWY over Smoky Hill River Drain

Good

Logan County, Kansas · 12.72 MI N Wichita Coln · Structure no. 999902500550181

Built
1961
64 years old
Condition
Good
inspected April 2024
Type
Culvert
Concrete
Length
21 ft
2 main spans
Daily traffic
336
2023 count
Owner
State
State Highway Agency

About this bridge

K25 HWY over Smoky Hill River Drain is a concrete culvert carrying K25 HWY over Smoky Hill River Drain in Logan County, Kansas. It was built in 1961, so it is 64 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 336 vehicles a day, roughly 26% of them trucks, projected to reach 410 by 2044. The structure is 21 ft (6.3 m) long and 41 ft wide. If it were closed, the detour would be 16.2 mi (26 km).

CarriesK25 HWY
CrossesSmoky Hill River Drain
Location12.72 MI N Wichita Coln
RouteState Highway 25
StateKansas
Coordinates38.88528, -101.37028
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 protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionApril 2024
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 geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating36 US tons
Inventory rating21.1 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 width41 ft (12.6 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic336 (2023)
Projected traffic410 by 2044
Trucks26%
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 K25 HWY over Smoky Hill River Drain built?

It was built in 1961, making it 64 years old in 2025.

What condition is K25 HWY over Smoky Hill River Drain 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 April 2024.

How much traffic does K25 HWY over Smoky Hill River Drain carry?

About 336 vehicles per day (2023 count), of which roughly 26% are trucks.

How long is K25 HWY over Smoky Hill River Drain?

The structure is 21 ft (6.3 m) long with a longest span of 10 ft (3 m) and a deck 41 ft wide.

Who owns K25 HWY over Smoky Hill River Drain?

It is owned by the State Highway Agency.