US Bridges

K18 HWY over Saline River Drainage

Poor

Lincoln County, Kansas · 0.99 MI E K252 · Structure no. 999901800530271

Built
1929
96 years old, rebuilt 1959
Condition
Poor
inspected November 2024
Type
Culvert
Concrete
Length
34 ft
4 main spans
Daily traffic
1,083
2023 count
Owner
State
State Highway Agency

About this bridge

K18 HWY over Saline River Drainage is a concrete culvert carrying K18 HWY over Saline River Drainage in Lincoln County, Kansas. It was built in 1929 and reconstructed in 1959, so it is 96 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 1,083 vehicles a day, roughly 21% of them trucks, projected to reach 1,105 by 2044. The structure is 34 ft (10.4 m) long and 45 ft wide.

CarriesK18 HWY
CrossesSaline River Drainage
Location0.99 MI E K252
RouteState Highway 18
StateKansas
Coordinates39.01639, -97.96028
Functional classRural Minor Arterial

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
Channel and channel protection7 GoodSome minor problems.
Culvert4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionNovember 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry7: Better than present minimum criteria
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating29.4 US tons
Inventory rating18 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans4
Design loadH 20
Structure length34 ft (10.4 m)
Longest span8 ft (2.4 m)
Deck width45 ft (13.8 m)
Roadway width42 ft (12.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,083 (2023)
Projected traffic1,105 by 2044
Trucks21%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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 K18 HWY over Saline River Drainage built?

It was built in 1929, making it 96 years old in 2025. It was reconstructed in 1959.

What condition is K18 HWY over Saline River Drainage 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 November 2024.

How much traffic does K18 HWY over Saline River Drainage carry?

About 1,083 vehicles per day (2023 count), of which roughly 21% are trucks.

How long is K18 HWY over Saline River Drainage?

The structure is 34 ft (10.4 m) long with a longest span of 8 ft (2.4 m) and a deck 45 ft wide.

Who owns K18 HWY over Saline River Drainage?

It is owned by the State Highway Agency.