US Bridges

11th. Ave. over Trib. to Blaze Fork Ck.

FairPosted for load

McPherson County, Kansas · 0.9S 3.0E of Inman · Structure no. 000590779005460

Built
1964
61 years old, rebuilt 1990
Condition
Fair
inspected February 2025
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
38 ft
3 main spans
Daily traffic
50
2020 count
Owner
County
County Highway Agency

About this bridge

11th. Ave. over Trib. to Blaze Fork Ck. is a wood or timber stringer/multi-beam or girder carrying 11th. Ave. over Trib. to Blaze Fork Ck. in McPherson County, Kansas. It was built in 1964 and reconstructed in 1990, so it is 61 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 50 vehicles a day, roughly 6% of them trucks, projected to reach 60 by 2040. The structure is 38 ft (11.6 m) long and 20 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

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Carries11th. Ave.
CrossesTrib. to Blaze Fork Ck.
Location0.9S 3.0E of Inman
RouteCounty Highway 5901
CountyMcPherson County
StateKansas
Coordinates38.21747, -97.72024
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
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 rating26.9 US tons
Inventory rating20 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialWood or Timber
DeckWood or timber
Main spans3
Design loadUnknown
Structure length38 ft (11.6 m)
Longest span19 ft (5.7 m)
Deck width20 ft (6.1 m)
Roadway width20 ft (6 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic50 (2020)
Projected traffic60 by 2040
Trucks6%
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 11th. Ave. over Trib. to Blaze Fork Ck. built?

It was built in 1964, making it 61 years old in 2025. It was reconstructed in 1990.

What condition is 11th. Ave. over Trib. to Blaze Fork Ck. 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 February 2025.

How much traffic does 11th. Ave. over Trib. to Blaze Fork Ck. carry?

About 50 vehicles per day (2020 count), of which roughly 6% are trucks.

How long is 11th. Ave. over Trib. to Blaze Fork Ck.?

The structure is 38 ft (11.6 m) long with a longest span of 19 ft (5.7 m) and a deck 20 ft wide.

Who owns 11th. Ave. over Trib. to Blaze Fork Ck.?

It is owned by the County Highway Agency.