US Bridges

K25 HWY over Smoky Hill River Drain

Fair

Logan County, Kansas · 4.41 M W Smky Hll Rv Br · Structure no. 999902500550211

Built
1959
66 years old
Condition
Fair
inspected April 2024
Type
Culvert
Concrete
Length
43 ft
4 main spans
Daily traffic
151
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 1959, so it is 66 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 6 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 151 vehicles a day, roughly 34% of them trucks, projected to reach 184 by 2044. The structure is 43 ft (13.1 m) long and 41 ft wide. If it were closed, the detour would be 21.1 mi (34 km).

CarriesK25 HWY
CrossesSmoky Hill River Drain
Location4.41 M W Smky Hll Rv Br
RouteState Highway 25
StateKansas
Coordinates38.90417, -101.26083
Functional classRural Minor Arterial

Condition and inspection

Fair

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

ComponentRatingMeaning
Channel and channel protection8 Very GoodNo problems noted.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
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 geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating35.1 US tons
Inventory rating21.1 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans4
Design loadH 20
Structure length43 ft (13.1 m)
Longest span10 ft (3 m)
Deck width41 ft (12.6 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic151 (2023)
Projected traffic184 by 2044
Trucks34%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed21.1 mi (34 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 1959, making it 66 years old in 2025.

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

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

About 151 vehicles per day (2023 count), of which roughly 34% are trucks.

How long is K25 HWY over Smoky Hill River Drain?

The structure is 43 ft (13.1 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.