US Bridges

Minor Col 36 over Big Walnut Creek

FairPosted for load

Crawford County, Kansas · 0.3N 3.0E of Walnut · Structure no. 000191073006287

Built
1940
85 years old
Condition
Fair
inspected April 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
41 ft
1 main span
Daily traffic
30
2013 count
Owner
County
County Highway Agency

About this bridge

Minor Col 36 over Big Walnut Creek is a steel stringer/multi-beam or girder carrying Minor Col 36 over Big Walnut Creek in Crawford County, Kansas. It was built in 1940, so it is 85 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 6 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 30 vehicles a day, projected to reach 36 by 2044. The structure is 41 ft (12.5 m) long and 23 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesMinor Col 36
CrossesBig Walnut Creek
Location0.3N 3.0E of Walnut
RouteCounty Highway 1907
CountyCrawford County
StateKansas
Coordinates37.60587, -95.01546
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being 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 rating37.8 US tons
Inventory rating22 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckCorrugated steel
Main spans1
Design loadUnknown
Structure length41 ft (12.5 m)
Longest span39 ft (11.8 m)
Deck width23 ft (6.9 m)
Roadway width23 ft (6.9 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic30 (2013)
Projected traffic36 by 2044
Trucks0%
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 Minor Col 36 over Big Walnut Creek built?

It was built in 1940, making it 85 years old in 2025.

What condition is Minor Col 36 over Big Walnut 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 April 2024.

How much traffic does Minor Col 36 over Big Walnut Creek carry?

About 30 vehicles per day (2013 count).

How long is Minor Col 36 over Big Walnut Creek?

The structure is 41 ft (12.5 m) long with a longest span of 39 ft (11.8 m) and a deck 23 ft wide.

Who owns Minor Col 36 over Big Walnut Creek?

It is owned by the County Highway Agency.