US Bridges

K8 HWY over Driftwood Creek Drainage

Good

Barber County, Kansas · 0.10 MI N Okla State LN · Structure no. 999900800040371

Built
1959
66 years old
Condition
Good
inspected August 2023
Type
Culvert
Concrete
Length
31 ft
3 main spans
Daily traffic
913
2023 count
Owner
State
State Highway Agency

About this bridge

K8 HWY over Driftwood Creek Drainage is a concrete culvert carrying K8 HWY over Driftwood Creek Drainage in Barber 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 913 vehicles a day, roughly 17% of them trucks, projected to reach 1,009 by 2044. The structure is 31 ft (9.5 m) long and 46 ft wide.

Location

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CarriesK8 HWY
CrossesDriftwood Creek Drainage
Location0.10 MI N Okla State LN
RouteState Highway 8
CountyBarber County
StateKansas
Coordinates37, -98.49
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 inspectionAugust 2023
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 geometry7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating33 US tons
Inventory rating20 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length31 ft (9.5 m)
Longest span10 ft (3 m)
Deck width46 ft (14 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic913 (2023)
Projected traffic1,009 by 2044
Trucks17%
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 K8 HWY over Driftwood Creek Drainage built?

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

What condition is K8 HWY over Driftwood 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 August 2023.

How much traffic does K8 HWY over Driftwood Creek Drainage carry?

About 913 vehicles per day (2023 count), of which roughly 17% are trucks.

How long is K8 HWY over Driftwood Creek Drainage?

The structure is 31 ft (9.5 m) long with a longest span of 10 ft (3 m) and a deck 46 ft wide.

Who owns K8 HWY over Driftwood Creek Drainage?

It is owned by the State Highway Agency.