US Bridges

3400 RD Mile 24 over Potato Creek

Fair

Montgomery County, Kansas · 3.5E of Liberty · Structure no. 000631015406920

Built
1930
95 years old
Condition
Fair
inspected March 2023
Type
Slab
Concrete
Length
23 ft
1 main span
Daily traffic
10
2010 count
Owner
County
County Highway Agency

About this bridge

3400 RD Mile 24 over Potato Creek is a concrete slab carrying 3400 RD Mile 24 over Potato Creek in Montgomery County, Kansas. It was built in 1930, so it is 95 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 10 vehicles a day, projected to reach 15 by 2039. The structure is 23 ft (6.9 m) long and 22 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
Carries3400 RD Mile 24
CrossesPotato Creek
Location3.5E of Liberty
RouteCounty Highway 6318
CountyMontgomery County
StateKansas
Coordinates37.15011, -95.53324
Functional classRural Minor Collector

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be 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 rating35.7 US tons
Inventory rating26.8 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length23 ft (6.9 m)
Longest span19 ft (5.9 m)
Deck width22 ft (6.6 m)
Roadway width19 ft (5.8 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic10 (2010)
Projected traffic15 by 2039
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was 3400 RD Mile 24 over Potato Creek built?

It was built in 1930, making it 95 years old in 2025.

What condition is 3400 RD Mile 24 over Potato 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 March 2023.

How much traffic does 3400 RD Mile 24 over Potato Creek carry?

About 10 vehicles per day (2010 count).

How long is 3400 RD Mile 24 over Potato Creek?

The structure is 23 ft (6.9 m) long with a longest span of 19 ft (5.9 m) and a deck 22 ft wide.

Who owns 3400 RD Mile 24 over Potato Creek?

It is owned by the County Highway Agency.