US Bridges

US159 HWY over Little Grasshopper Creek

Fair

Atchison County, Kansas · 10.71 MI NW Ejct K9 · Structure no. 999915900030431

Built
1985
40 years old
Condition
Fair
inspected June 2023
Type
Slab
Concrete Continuous
Length
162 ft
3 main spans
Daily traffic
522
2023 count
Owner
State
State Highway Agency

About this bridge

US159 HWY over Little Grasshopper Creek is a concrete continuous slab carrying US159 HWY over Little Grasshopper Creek in Atchison County, Kansas. It was built in 1985, so it is 40 years old, younger 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 522 vehicles a day, roughly 13% of them trucks, projected to reach 522 by 2044. The structure is 162 ft (49.5 m) long and 38 ft wide.

CarriesUS159 HWY
CrossesLittle Grasshopper Creek
Location10.71 MI NW Ejct K9
RouteU.S. Route 159
StateKansas
Coordinates39.55056, -95.50917
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating65 US tons
Inventory rating39 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadHS 20
Structure length162 ft (49.5 m)
Longest span64 ft (19.5 m)
Deck width38 ft (11.6 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic522 (2023)
Projected traffic522 by 2044
Trucks13%
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 US159 HWY over Little Grasshopper Creek built?

It was built in 1985, making it 40 years old in 2025.

What condition is US159 HWY over Little Grasshopper Creek 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 June 2023.

How much traffic does US159 HWY over Little Grasshopper Creek carry?

About 522 vehicles per day (2023 count), of which roughly 13% are trucks.

How long is US159 HWY over Little Grasshopper Creek?

The structure is 162 ft (49.5 m) long with a longest span of 64 ft (19.5 m) and a deck 38 ft wide.

Who owns US159 HWY over Little Grasshopper Creek?

It is owned by the State Highway Agency.