US Bridges

159th ST over Gardner Lake Trib.

Fair

Johnson County, Kansas · 2.6W of US-56 · Structure no. 000461079404600

Built
1935
90 years old
Condition
Fair
inspected March 2023
Type
Culvert
Concrete
Length
32 ft
3 main spans
Daily traffic
390
2019 count
Owner
County
County Highway Agency

About this bridge

159th ST over Gardner Lake Trib. is a concrete culvert carrying 159th ST over Gardner Lake Trib. in Johnson County, Kansas. It was built in 1935, so it is 90 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.

It carries about 390 vehicles a day, roughly 6% of them trucks, projected to reach 500 by 2043. The structure is 32 ft (9.7 m) long and 32 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
Carries159th ST
CrossesGardner Lake Trib.
Location2.6W of US-56
RouteCounty Highway 0
CountyJohnson County
StateKansas
Coordinates38.83996, -94.91909
Functional classUrban Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating36 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadUnknown
Structure length32 ft (9.7 m)
Longest span10 ft (3 m)
Deck width32 ft (9.9 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic390 (2019)
Projected traffic500 by 2043
Trucks6%
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 proposedReplacement because of relocation of road
Estimated improvement cost$970,000 (2023 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was 159th ST over Gardner Lake Trib. built?

It was built in 1935, making it 90 years old in 2025.

What condition is 159th ST over Gardner Lake Trib. 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 March 2023.

How much traffic does 159th ST over Gardner Lake Trib. carry?

About 390 vehicles per day (2019 count), of which roughly 6% are trucks.

How long is 159th ST over Gardner Lake Trib.?

The structure is 32 ft (9.7 m) long with a longest span of 10 ft (3 m) and a deck 32 ft wide.

Who owns 159th ST over Gardner Lake Trib.?

It is owned by the County Highway Agency.