US Bridges

I-435 HWY SB over Midland Dr. Old K10

Fair

Johnson County, Kansas · 3.05 MI S Wyandotte Coln · Structure no. 999943500462071

Built
1980
45 years old
Condition
Fair
inspected July 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
259 ft
4 main spans
Daily traffic
40,200
2023 count
Owner
State
State Highway Agency

About this bridge

I-435 HWY SB over Midland Dr. Old K10 is a steel continuous stringer/multi-beam or girder carrying I-435 HWY SB over Midland Dr. Old K10 in Johnson County, Kansas. It was built in 1980, so it is 45 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 40,200 vehicles a day, roughly 9% of them trucks, projected to reach 57,436 by 2044. The structure is 259 ft (79 m) long and 58 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesI-435 HWY SB
CrossesMidland Dr. Old K10
Location3.05 MI S Wyandotte Coln
RouteInterstate 435
CountyJohnson County
StateKansas
Coordinates38.99972, -94.7825
Functional classUrban Principal Arterial - Interstate

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61.9 US tons
Inventory rating37 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20 + Mod
Structure length259 ft (79 m)
Longest span75 ft (22.9 m)
Deck width58 ft (17.7 m)
Roadway width56 ft (17.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic40,200 (2023)
Projected traffic57,436 by 2044
Trucks9%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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 I-435 HWY SB over Midland Dr. Old K10 built?

It was built in 1980, making it 45 years old in 2025.

What condition is I-435 HWY SB over Midland Dr. Old K10 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 I-435 HWY SB over Midland Dr. Old K10 carry?

About 40,200 vehicles per day (2023 count), of which roughly 9% are trucks.

How long is I-435 HWY SB over Midland Dr. Old K10?

The structure is 259 ft (79 m) long with a longest span of 75 ft (22.9 m) and a deck 58 ft wide.

Who owns I-435 HWY SB over Midland Dr. Old K10?

It is owned by the State Highway Agency.