US Bridges

I-70 HWY WB (kta) over US-40 & 59 HWY

Good

Douglas County, Kansas · JCT I70 (KTA)/US40 & 59 · Structure no. 999907000231433

Built
2010
15 years old
Condition
Good
inspected July 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
235 ft
3 main spans
Daily traffic
17,325
2023 count
Owner
Toll Authority
State Toll Authority

About this bridge

I-70 HWY WB (kta) over US-40 & 59 HWY is a steel continuous stringer/multi-beam or girder carrying I-70 HWY WB (kta) over US-40 & 59 HWY in Douglas County, Kansas. It was built in 2010, so it is 15 years old, younger 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 17,325 vehicles a day, roughly 19% of them trucks, projected to reach 21,993 by 2044. The structure is 235 ft (71.5 m) long and 68 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI-70 HWY WB (kta)
CrossesUS-40 & 59 HWY
LocationJCT I70 (KTA)/US40 & 59
RouteInterstate 70
StateKansas
Coordinates38.99306, -95.23333
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating94.8 US tons
Inventory rating56.8 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 25 or greater
Structure length235 ft (71.5 m)
Longest span102 ft (31.1 m)
Deck width68 ft (20.7 m)
Roadway width66 ft (20 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic17,325 (2023)
Projected traffic21,993 by 2044
Trucks19%
Lanes on structure4
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a toll road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Toll Authority
Maintained byState Toll Authority
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 I-70 HWY WB (kta) over US-40 & 59 HWY built?

It was built in 2010, making it 15 years old in 2025.

What condition is I-70 HWY WB (kta) over US-40 & 59 HWY 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 2024.

How much traffic does I-70 HWY WB (kta) over US-40 & 59 HWY carry?

About 17,325 vehicles per day (2023 count), of which roughly 19% are trucks.

How long is I-70 HWY WB (kta) over US-40 & 59 HWY?

The structure is 235 ft (71.5 m) long with a longest span of 102 ft (31.1 m) and a deck 68 ft wide.

Who owns I-70 HWY WB (kta) over US-40 & 59 HWY?

It is owned by the State Toll Authority.