US Bridges

W. 100th Ave. N. over Trib. to Slate Creek

FairPosted for load

Sumner County, Kansas · 1.0N 4.4E of Conway · Structure no. 000960795406580

Built
1930
95 years old
Condition
Fair
inspected May 2023
Type
Culvert
Concrete
Length
25 ft
3 main spans
Daily traffic
25
2013 count
Owner
County
County Highway Agency

About this bridge

W. 100th Ave. N. over Trib. to Slate Creek is a concrete culvert carrying W. 100th Ave. N. over Trib. to Slate Creek in Sumner 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. Its operating status is: posted for load restriction.

It carries about 25 vehicles a day, roughly 2% of them trucks, projected to reach 25 by 2043. The structure is 25 ft (7.6 m) long and 21 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesW. 100th Ave. N.
CrossesTrib. to Slate Creek
Location1.0N 4.4E of Conway
RouteCounty Highway 0
CountySumner County
StateKansas
Coordinates37.40218, -97.56037
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating15 US tons
Inventory rating15 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadUnknown
Structure length25 ft (7.6 m)
Longest span8 ft (2.4 m)
Deck width21 ft (6.4 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic25 (2013)
Projected traffic25 by 2043
Trucks2%
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 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 W. 100th Ave. N. over Trib. to Slate Creek built?

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

What condition is W. 100th Ave. N. over Trib. to Slate 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 May 2023.

How much traffic does W. 100th Ave. N. over Trib. to Slate Creek carry?

About 25 vehicles per day (2013 count), of which roughly 2% are trucks.

How long is W. 100th Ave. N. over Trib. to Slate Creek?

The structure is 25 ft (7.6 m) long with a longest span of 8 ft (2.4 m) and a deck 21 ft wide.

Who owns W. 100th Ave. N. over Trib. to Slate Creek?

It is owned by the County Highway Agency.