US Bridges

K106 HWY over Salt Creek Drainage

Good

Ottawa County, Kansas · 4.99 MI N K18 · Structure no. 999910600720271

Built
1959
66 years old
Condition
Good
inspected November 2024
Type
Culvert
Concrete
Length
43 ft
4 main spans
Daily traffic
296
2023 count
Owner
State
State Highway Agency

About this bridge

K106 HWY over Salt Creek Drainage is a concrete culvert carrying K106 HWY over Salt Creek Drainage in Ottawa 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 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 296 vehicles a day, roughly 6% of them trucks, projected to reach 440 by 2044. The structure is 43 ft (13.1 m) long and 30 ft wide. If it were closed, the detour would be 14.9 mi (24 km).

CarriesK106 HWY
CrossesSalt Creek Drainage
Location4.99 MI N K18
RouteState Highway 106
StateKansas
Coordinates39.08861, -97.72361
Functional classRural Major Collector

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.
Culvert7 GoodSome minor problems.
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 geometry6: Equal to 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 rating37 US tons
Inventory rating22 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans4
Design loadH 15
Structure length43 ft (13.1 m)
Longest span10 ft (3 m)
Deck width30 ft (9.1 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic296 (2023)
Projected traffic440 by 2044
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.9 mi (24 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 K106 HWY over Salt Creek Drainage built?

It was built in 1959, making it 66 years old in 2025.

What condition is K106 HWY over Salt Creek 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 November 2024.

How much traffic does K106 HWY over Salt Creek Drainage carry?

About 296 vehicles per day (2023 count), of which roughly 6% are trucks.

How long is K106 HWY over Salt Creek Drainage?

The structure is 43 ft (13.1 m) long with a longest span of 10 ft (3 m) and a deck 30 ft wide.

Who owns K106 HWY over Salt Creek Drainage?

It is owned by the State Highway Agency.