US Bridges

Rs 236 over Waconda Lake

Good

Mitchell County, Kansas · 2.0S of Cawker City · Structure no. 000000000620100

Built
1969
56 years old
Condition
Good
inspected July 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
506 ft
4 main spans
Daily traffic
235
2015 count
Owner
County
County Highway Agency

About this bridge

Rs 236 over Waconda Lake is a steel continuous stringer/multi-beam or girder carrying Rs 236 over Waconda Lake in Mitchell County, Kansas. It was built in 1969, so it is 56 years old, older 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 235 vehicles a day, roughly 5% of them trucks, projected to reach 250 by 2041. The structure is 506 ft (154.2 m) long and 31 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesRs 236
CrossesWaconda Lake
Location2.0S of Cawker City
RouteCounty Highway 236
StateKansas
Coordinates39.47694, -98.42722
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
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJuly 2023
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 adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating49.1 US tons
Inventory rating28 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length506 ft (154.2 m)
Longest span136 ft (41.5 m)
Deck width31 ft (9.5 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic235 (2015)
Projected traffic250 by 2041
Trucks5%
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 236 over Waconda Lake built?

It was built in 1969, making it 56 years old in 2025.

What condition is Rs 236 over Waconda Lake 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 July 2023.

How much traffic does Rs 236 over Waconda Lake carry?

About 235 vehicles per day (2015 count), of which roughly 5% are trucks.

How long is Rs 236 over Waconda Lake?

The structure is 506 ft (154.2 m) long with a longest span of 136 ft (41.5 m) and a deck 31 ft wide.

Who owns Rs 236 over Waconda Lake?

It is owned by the County Highway Agency.