US Bridges

24th Rd. over Salt Creek

Good

Washington County, Kansas · 1.0W 4.8N of Morrowville · Structure no. 001010835503120

Built
1970
55 years old, rebuilt 2024
Condition
Good
inspected December 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
30 ft
1 main span
Daily traffic
45
2024 count
Owner
County
County Highway Agency

About this bridge

24th Rd. over Salt Creek is a steel stringer/multi-beam or girder carrying 24th Rd. over Salt Creek in Washington County, Kansas. It was built in 1970 and reconstructed in 2024, so it is 55 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 45 vehicles a day, projected to reach 54 by 2044. The structure is 30 ft (9.1 m) long and 20 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Carries24th Rd.
CrossesSalt Creek
Location1.0W 4.8N of Morrowville
RouteCounty Highway 0
StateKansas
Coordinates39.91531, -97.19194
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2024
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 geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating49.6 US tons
Inventory rating38.3 US tons

Structure

MaterialSteel
DeckCorrugated steel
Main spans1
Design loadHL 93
Structure length30 ft (9.1 m)
Longest span28 ft (8.5 m)
Deck width20 ft (6.2 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic45 (2024)
Projected traffic54 by 2044
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$310,000
NavigationNo navigation control on waterway

Frequently asked questions

When was 24th Rd. over Salt Creek built?

It was built in 1970, making it 55 years old in 2025. It was reconstructed in 2024.

What condition is 24th Rd. over Salt 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 December 2024.

How much traffic does 24th Rd. over Salt Creek carry?

About 45 vehicles per day (2024 count).

How long is 24th Rd. over Salt Creek?

The structure is 30 ft (9.1 m) long with a longest span of 28 ft (8.5 m) and a deck 20 ft wide.

Who owns 24th Rd. over Salt Creek?

It is owned by the County Highway Agency.