US Bridges

Rs 446 8th Avenue over Trib to South Sharps Cr.

Good

McPherson County, Kansas · 0.5E & 1.7N of Conway · Structure no. 000000000590525

Built
2005
20 years old
Condition
Good
inspected October 2024
Type
Culvert
Concrete
Length
21 ft
2 main spans
Daily traffic
280
2020 count
Owner
County
County Highway Agency

About this bridge

Rs 446 8th Avenue over Trib to South Sharps Cr. is a concrete culvert carrying Rs 446 8th Avenue over Trib to South Sharps Cr. in McPherson County, Kansas. It was built in 2005, so it is 20 years old, younger 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 280 vehicles a day, roughly 12% of them trucks, projected to reach 420 by 2040. The structure is 21 ft (6.3 m) long. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesRs 446 8th Avenue
CrossesTrib to South Sharps Cr.
Location0.5E & 1.7N of Conway
RouteCounty Highway 446
CountyMcPherson County
StateKansas
Coordinates38.38819, -97.77711
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 inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61.5 US tons
Inventory rating36.9 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length21 ft (6.3 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic280 (2020)
Projected traffic420 by 2040
Trucks12%
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 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 Rs 446 8th Avenue over Trib to South Sharps Cr. built?

It was built in 2005, making it 20 years old in 2025.

What condition is Rs 446 8th Avenue over Trib to South Sharps Cr. 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 October 2024.

How much traffic does Rs 446 8th Avenue over Trib to South Sharps Cr. carry?

About 280 vehicles per day (2020 count), of which roughly 12% are trucks.

How long is Rs 446 8th Avenue over Trib to South Sharps Cr.?

The structure is 21 ft (6.3 m) long with a longest span of 10 ft (3 m).

Who owns Rs 446 8th Avenue over Trib to South Sharps Cr.?

It is owned by the County Highway Agency.