US Bridges

I-435 HWY SB over Parallel RD

Fair

Wyandotte County, Kansas · 0.89 Mi.N. of State Ave. · Structure no. 999943501052211

Built
1983
42 years old
Condition
Fair
inspected June 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
234 ft
4 main spans
Daily traffic
24,000
2023 count
Owner
State
State Highway Agency

About this bridge

I-435 HWY SB over Parallel RD is a steel continuous stringer/multi-beam or girder carrying I-435 HWY SB over Parallel RD in Wyandotte County, Kansas. It was built in 1983, so it is 42 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 24,000 vehicles a day, roughly 8% of them trucks, projected to reach 33,623 by 2044. The structure is 234 ft (71.4 m) long and 66 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesI-435 HWY SB
CrossesParallel RD
Location0.89 Mi.N. of State Ave.
RouteInterstate 435
CountyWyandotte County
StateKansas
Coordinates39.12861, -94.81667
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating62.3 US tons
Inventory rating37.3 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20 + Mod
Structure length234 ft (71.4 m)
Longest span71 ft (21.6 m)
Deck width66 ft (20.1 m)
Roadway width64 ft (19.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic24,000 (2023)
Projected traffic33,623 by 2044
Trucks8%
Lanes on structure4
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 Parallel RD built?

It was built in 1983, making it 42 years old in 2025.

What condition is I-435 HWY SB over Parallel RD 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 2023.

How much traffic does I-435 HWY SB over Parallel RD carry?

About 24,000 vehicles per day (2023 count), of which roughly 8% are trucks.

How long is I-435 HWY SB over Parallel RD?

The structure is 234 ft (71.4 m) long with a longest span of 71 ft (21.6 m) and a deck 66 ft wide.

Who owns I-435 HWY SB over Parallel RD?

It is owned by the State Highway Agency.