US Bridges

K9 HWY over Grasshopper Creek

Good

Atchison County, Kansas · 1.81 MI E Jackson CO LN · Structure no. 999900900030531

Built
2001
24 years old
Condition
Good
inspected June 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
186 ft
3 main spans
Daily traffic
412
2023 count
Owner
State
State Highway Agency

About this bridge

K9 HWY over Grasshopper Creek is a steel continuous stringer/multi-beam or girder carrying K9 HWY over Grasshopper Creek in Atchison County, Kansas. It was built in 2001, so it is 24 years old, younger 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 412 vehicles a day, roughly 15% of them trucks, projected to reach 429 by 2044. The structure is 186 ft (56.8 m) long and 34 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesK9 HWY
CrossesGrasshopper Creek
Location1.81 MI E Jackson CO LN
RouteState Highway 9
StateKansas
Coordinates39.5875, -95.53028
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating99 US tons
Inventory rating65.4 US tons

Structure

MaterialSteel Continuous
DeckNot applicable
Main spans3
Design loadHS 20
Structure length186 ft (56.8 m)
Longest span71 ft (21.6 m)
Deck width34 ft (10.4 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic412 (2023)
Projected traffic429 by 2044
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 K9 HWY over Grasshopper Creek built?

It was built in 2001, making it 24 years old in 2025.

What condition is K9 HWY over Grasshopper Creek 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 June 2023.

How much traffic does K9 HWY over Grasshopper Creek carry?

About 412 vehicles per day (2023 count), of which roughly 15% are trucks.

How long is K9 HWY over Grasshopper Creek?

The structure is 186 ft (56.8 m) long with a longest span of 71 ft (21.6 m) and a deck 34 ft wide.

Who owns K9 HWY over Grasshopper Creek?

It is owned by the State Highway Agency.