US Bridges

WB K-18 HWY over UP RR & Seven Mile Creek

Good

Riley County, Kansas · 2.59 MI NE Geary Coln · Structure no. 999901800810731

Built
2013
12 years old
Condition
Good
inspected May 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
1,272 ft
8 main spans
Daily traffic
10,600
2023 count
Owner
State
State Highway Agency

About this bridge

WB K-18 HWY over UP RR & Seven Mile Creek is a steel continuous stringer/multi-beam or girder carrying WB K-18 HWY over UP RR & Seven Mile Creek in Riley County, Kansas. It was built in 2013, so it is 12 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 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 10,600 vehicles a day, roughly 3% of them trucks, projected to reach 14,277 by 2044. The structure is 1,272 ft (387.8 m) long and 43 ft wide.

Location

Open in Google Maps
CarriesWB K-18 HWY
CrossesUP RR & Seven Mile Creek
Location2.59 MI NE Geary Coln
RouteState Highway 18
CountyRiley County
StateKansas
Coordinates39.12167, -96.68889
Functional classUrban Principal Arterial - Other Freeway or Expressway

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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating49.3 US tons
Inventory rating37.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans8
Design loadHL 93
Structure length1,272 ft (387.8 m)
Longest span202 ft (61.6 m)
Deck width43 ft (13 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,600 (2023)
Projected traffic14,277 by 2044
Trucks3%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesRailroad and waterway
Detour if closed—
TollOn a free road
National Highway SystemYes

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 WB K-18 HWY over UP RR & Seven Mile Creek built?

It was built in 2013, making it 12 years old in 2025.

What condition is WB K-18 HWY over UP RR & Seven Mile 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 May 2023.

How much traffic does WB K-18 HWY over UP RR & Seven Mile Creek carry?

About 10,600 vehicles per day (2023 count), of which roughly 3% are trucks.

How long is WB K-18 HWY over UP RR & Seven Mile Creek?

The structure is 1,272 ft (387.8 m) long with a longest span of 202 ft (61.6 m) and a deck 43 ft wide.

Who owns WB K-18 HWY over UP RR & Seven Mile Creek?

It is owned by the State Highway Agency.