US56 HWY WB over I35 HWY Nb-Sb
FairJohnson County, Kansas · JCT I35/U56 WB · Structure no. 999905600462831
- Built
- 1991
- 34 years old
- Condition
- Fair
- inspected July 2024
- Type
- Stringer/Multi-beam or Girder
- Steel Continuous
- Length
- 275 ft
- 4 main spans
- Daily traffic
- 18,881
- 2023 count
- Owner
- State
- State Highway Agency
About this bridge
US56 HWY WB over I35 HWY Nb-Sb is a steel continuous stringer/multi-beam or girder carrying US56 HWY WB over I35 HWY Nb-Sb in Johnson County, Kansas. It was built in 1991, so it is 34 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 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 18,881 vehicles a day, roughly 3% of them trucks, projected to reach 20,450 by 2044. The structure is 275 ft (83.7 m) long and 53 ft wide. If it were closed, the detour would be 1.2 mi (2 km).
Location
Open in Google MapsCondition and inspection
The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.
| Component | Rating | Meaning |
|---|---|---|
| Deck | 7 Good | Some minor problems. |
| Superstructure | 6 Satisfactory | Structural elements show some minor deterioration. |
| Substructure | 6 Satisfactory | Structural elements show some minor deterioration. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was US56 HWY WB over I35 HWY Nb-Sb built?
It was built in 1991, making it 34 years old in 2025.
What condition is US56 HWY WB over I35 HWY Nb-Sb 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 July 2024.
How much traffic does US56 HWY WB over I35 HWY Nb-Sb carry?
About 18,881 vehicles per day (2023 count), of which roughly 3% are trucks.
How long is US56 HWY WB over I35 HWY Nb-Sb?
The structure is 275 ft (83.7 m) long with a longest span of 75 ft (22.9 m) and a deck 53 ft wide.
Who owns US56 HWY WB over I35 HWY Nb-Sb?
It is owned by the State Highway Agency.