US Bridges

US-59 HWY SB over Wakarusa River

Fair

Douglas County, Kansas · 8.97 MI N US56 · Structure no. 999905900230651

Built
1975
50 years old
Condition
Fair
inspected June 2024
Type
Tee Beam
Concrete Continuous
Length
223 ft
3 main spans
Daily traffic
6,044
2023 count
Owner
State
State Highway Agency

About this bridge

US-59 HWY SB over Wakarusa River is a concrete continuous tee beam carrying US-59 HWY SB over Wakarusa River in Douglas County, Kansas. It was built in 1975, so it is 50 years old, younger 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.

It carries about 6,044 vehicles a day, roughly 6% of them trucks, projected to reach 7,375 by 2044. The structure is 223 ft (68.1 m) long and 42 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesUS-59 HWY SB
CrossesWakarusa River
Location8.97 MI N US56
RouteU.S. Route 59
StateKansas
Coordinates38.91083, -95.26056
Functional classUrban Principal Arterial - Other Freeway or Expressway

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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no 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 geometry7: Better than present minimum criteria
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75.3 US tons
Inventory rating45.1 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length223 ft (68.1 m)
Longest span91 ft (27.7 m)
Deck width42 ft (12.8 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,044 (2023)
Projected traffic7,375 by 2044
Trucks6%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 US-59 HWY SB over Wakarusa River built?

It was built in 1975, making it 50 years old in 2025.

What condition is US-59 HWY SB over Wakarusa River 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 June 2024.

How much traffic does US-59 HWY SB over Wakarusa River carry?

About 6,044 vehicles per day (2023 count), of which roughly 6% are trucks.

How long is US-59 HWY SB over Wakarusa River?

The structure is 223 ft (68.1 m) long with a longest span of 91 ft (27.7 m) and a deck 42 ft wide.

Who owns US-59 HWY SB over Wakarusa River?

It is owned by the State Highway Agency.