US Bridges

K18 HWY over Saline River Drainage

Good

Rooks County, Kansas · 6.50MI W Jt U183 · Structure no. 999901800820281

Built
1948
77 years old
Condition
Good
inspected March 2023
Type
Culvert
Concrete
Length
25 ft
2 main spans
Daily traffic
1,067
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 Rooks County, Kansas. It was built in 1948, so it is 77 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 1,067 vehicles a day, roughly 18% of them trucks, projected to reach 1,156 by 2044. The structure is 25 ft (7.6 m) long and 53 ft wide.

CarriesK18 HWY
CrossesSaline River Drainage
Location6.50MI W Jt U183
RouteState Highway 18
StateKansas
Coordinates39.23417, -99.41917
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.
Culvert8 Very GoodNo problems noted.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
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 rating41 US tons
Inventory rating25 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadH 20
Structure length25 ft (7.6 m)
Longest span8 ft (2.4 m)
Deck width53 ft (16.3 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,067 (2023)
Projected traffic1,156 by 2044
Trucks18%
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 1948, making it 77 years old in 2025.

What condition is K18 HWY over Saline River 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 March 2023.

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

About 1,067 vehicles per day (2023 count), of which roughly 18% are trucks.

How long is K18 HWY over Saline River Drainage?

The structure is 25 ft (7.6 m) long with a longest span of 8 ft (2.4 m) and a deck 53 ft wide.

Who owns K18 HWY over Saline River Drainage?

It is owned by the State Highway Agency.