US Bridges

Minor 96 Z.6-400 over Walker Branch Creek

FairPosted for load

Morris County, Kansas · 3.5E 5.6S Council Grove · Structure no. 000640919004946

Built
1930
95 years old
Condition
Fair
inspected November 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
22 ft
1 main span
Daily traffic
50
2011 count
Owner
County
County Highway Agency

About this bridge

Minor 96 Z.6-400 over Walker Branch Creek is a steel stringer/multi-beam or girder carrying Minor 96 Z.6-400 over Walker Branch Creek in Morris County, Kansas. It was built in 1930, 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 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, projected to reach 60 by 2040. The structure is 22 ft (6.7 m) long and 19 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

Location

Open in Google Maps
CarriesMinor 96 Z.6-400
CrossesWalker Branch Creek
Location3.5E 5.6S Council Grove
RouteCounty Highway 6413
CountyMorris County
StateKansas
Coordinates38.58487, -96.40903
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
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 adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating47.5 US tons
Inventory rating28.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length22 ft (6.7 m)
Longest span20 ft (6 m)
Deck width19 ft (5.8 m)
Roadway width18 ft (5.6 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic50 (2011)
Projected traffic60 by 2040
Trucks0%
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 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 96 Z.6-400 over Walker Branch Creek built?

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

What condition is Minor 96 Z.6-400 over Walker Branch 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 November 2024.

How much traffic does Minor 96 Z.6-400 over Walker Branch Creek carry?

About 50 vehicles per day (2011 count).

How long is Minor 96 Z.6-400 over Walker Branch Creek?

The structure is 22 ft (6.7 m) long with a longest span of 20 ft (6 m) and a deck 19 ft wide.

Who owns Minor 96 Z.6-400 over Walker Branch Creek?

It is owned by the County Highway Agency.