US Bridges

K23 HWY over North Fork Solomon River

Fair

Sheridan County, Kansas · 3.22MI S Jt K123 · Structure no. 999902300900191

Built
1946
79 years old
Condition
Fair
inspected April 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
279 ft
6 main spans
Daily traffic
481
2023 count
Owner
State
State Highway Agency

About this bridge

K23 HWY over North Fork Solomon River is a steel continuous stringer/multi-beam or girder carrying K23 HWY over North Fork Solomon River in Sheridan County, Kansas. It was built in 1946, so it is 79 years old, older 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 481 vehicles a day, roughly 26% of them trucks, projected to reach 511 by 2044. The structure is 279 ft (85.1 m) long and 28 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesK23 HWY
CrossesNorth Fork Solomon River
Location3.22MI S Jt K123
RouteState Highway 23
CountySheridan County
StateKansas
Coordinates39.50528, -100.44139
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.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating46 US tons
Inventory rating28 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans6
Design loadH 15
Structure length279 ft (85.1 m)
Longest span49 ft (14.9 m)
Deck width28 ft (8.5 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic481 (2023)
Projected traffic511 by 2044
Trucks26%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 K23 HWY over North Fork Solomon River built?

It was built in 1946, making it 79 years old in 2025.

What condition is K23 HWY over North Fork Solomon River 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 April 2024.

How much traffic does K23 HWY over North Fork Solomon River carry?

About 481 vehicles per day (2023 count), of which roughly 26% are trucks.

How long is K23 HWY over North Fork Solomon River?

The structure is 279 ft (85.1 m) long with a longest span of 49 ft (14.9 m) and a deck 28 ft wide.

Who owns K23 HWY over North Fork Solomon River?

It is owned by the State Highway Agency.