US Bridges

K18 HWY over Saline River Drainage

Fair

Ottawa County, Kansas · 0.84 MI E Lincoln Coln · Structure no. 999901800720081

Built
1929
96 years old
Condition
Fair
inspected November 2024
Type
Culvert
Concrete
Length
52 ft
6 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 Ottawa County, Kansas. It was built in 1929, 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 fair condition with a lowest component rating of 5 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 1,083 vehicles a day, roughly 21% of them trucks, projected to reach 1,105 by 2044. The structure is 52 ft (15.9 m) long and 32 ft wide.

Location

Open in Google Maps
CarriesK18 HWY
CrossesSaline River Drainage
Location0.84 MI E Lincoln Coln
RouteState Highway 18
CountyOttawa County
StateKansas
Coordinates39.01611, -97.9125
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 protection7 GoodSome minor problems.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionNovember 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 geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating36.3 US tons
Inventory rating21.1 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans6
Design loadH 15
Structure length52 ft (15.9 m)
Longest span8 ft (2.4 m)
Deck width32 ft (9.9 m)
Roadway width32 ft (9.8 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.

What condition is K18 HWY over Saline River Drainage 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 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 52 ft (15.9 m) long with a longest span of 8 ft (2.4 m) and a deck 32 ft wide.

Who owns K18 HWY over Saline River Drainage?

It is owned by the State Highway Agency.