US Bridges

W 90 Ave N Rs 641 over Trib. to Slate Creek

Good

Sumner County, Kansas · 2.8 E of Conway Springs · Structure no. 000000000960300

Built
1930
95 years old, rebuilt 1993
Condition
Good
inspected May 2024
Type
Culvert
Concrete
Length
35 ft
4 main spans
Daily traffic
680
2013 count
Owner
County
County Highway Agency

About this bridge

W 90 Ave N Rs 641 over Trib. to Slate Creek is a concrete culvert carrying W 90 Ave N Rs 641 over Trib. to Slate Creek in Sumner County, Kansas. It was built in 1930 and reconstructed in 1993, 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 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 680 vehicles a day, roughly 5% of them trucks, projected to reach 500 by 2043. The structure is 35 ft (10.7 m) long and 50 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesW 90 Ave N Rs 641
CrossesTrib. to Slate Creek
Location2.8 E of Conway Springs
RouteCounty Highway 641
StateKansas
Coordinates37.38743, -97.59426
Functional classRural Major Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
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 rating36 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans4
Design loadUnknown
Structure length35 ft (10.7 m)
Longest span8 ft (2.4 m)
Deck width50 ft (15.3 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic680 (2013)
Projected traffic500 by 2043
Trucks5%
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 statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was W 90 Ave N Rs 641 over Trib. to Slate Creek built?

It was built in 1930, making it 95 years old in 2025. It was reconstructed in 1993.

What condition is W 90 Ave N Rs 641 over Trib. to Slate 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 2024.

How much traffic does W 90 Ave N Rs 641 over Trib. to Slate Creek carry?

About 680 vehicles per day (2013 count), of which roughly 5% are trucks.

How long is W 90 Ave N Rs 641 over Trib. to Slate Creek?

The structure is 35 ft (10.7 m) long with a longest span of 8 ft (2.4 m) and a deck 50 ft wide.

Who owns W 90 Ave N Rs 641 over Trib. to Slate Creek?

It is owned by the County Highway Agency.