US Bridges

Rs 446 8th. Ave. over Trib. Blaze Fork Creek

Fair

McPherson County, Kansas · 5.4N of Inman · Structure no. 000000000590510

Built
1984
41 years old
Condition
Fair
inspected September 2024
Type
Slab
Concrete Continuous
Length
93 ft
3 main spans
Daily traffic
260
2020 count
Owner
County
County Highway Agency

About this bridge

Rs 446 8th. Ave. over Trib. Blaze Fork Creek is a concrete continuous slab carrying Rs 446 8th. Ave. over Trib. Blaze Fork Creek in McPherson County, Kansas. It was built in 1984, so it is 41 years old, younger 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 6 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 260 vehicles a day, roughly 12% of them trucks, projected to reach 400 by 2040. The structure is 93 ft (28.2 m) long and 30 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

Location

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CarriesRs 446 8th. Ave.
CrossesTrib. Blaze Fork Creek
Location5.4N of Inman
RouteCounty Highway 446
CountyMcPherson County
StateKansas
Coordinates38.30917, -97.77749
Functional classRural Major 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
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 typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length93 ft (28.2 m)
Longest span36 ft (10.9 m)
Deck width30 ft (9.1 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic260 (2020)
Projected traffic400 by 2040
Trucks12%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 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. Ave. over Trib. Blaze Fork Creek built?

It was built in 1984, making it 41 years old in 2025.

What condition is Rs 446 8th. Ave. over Trib. Blaze Fork 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 September 2024.

How much traffic does Rs 446 8th. Ave. over Trib. Blaze Fork Creek carry?

About 260 vehicles per day (2020 count), of which roughly 12% are trucks.

How long is Rs 446 8th. Ave. over Trib. Blaze Fork Creek?

The structure is 93 ft (28.2 m) long with a longest span of 36 ft (10.9 m) and a deck 30 ft wide.

Who owns Rs 446 8th. Ave. over Trib. Blaze Fork Creek?

It is owned by the County Highway Agency.