US Bridges

I-635 NB Highway over 38th Street

Fair

Wyandotte County, Kansas · 1.80 Miles N US-24 · Structure no. 999963501050571

Built
1970
55 years old
Condition
Fair
inspected June 2023
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
223 ft
3 main spans
Daily traffic
24,937
2023 count
Owner
State
State Highway Agency

About this bridge

I-635 NB Highway over 38th Street is a concrete continuous box beam or girders - multiple carrying I-635 NB Highway over 38th Street in Wyandotte County, Kansas. It was built in 1970, so it is 55 years old, older 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 24,937 vehicles a day, roughly 12% of them trucks, projected to reach 26,477 by 2044. The structure is 223 ft (68.1 m) long and 55 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesI-635 NB Highway
Crosses38th Street
Location1.80 Miles N US-24
RouteInterstate 635
CountyWyandotte County
StateKansas
Coordinates39.14083, -94.67306
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 geometry6: Equal to present minimum criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating69.9 US tons
Inventory rating41.8 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length223 ft (68.1 m)
Longest span90 ft (27.4 m)
Deck width55 ft (16.9 m)
Roadway width53 ft (16.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic24,937 (2023)
Projected traffic26,477 by 2044
Trucks12%
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-635 NB Highway over 38th Street built?

It was built in 1970, making it 55 years old in 2025.

What condition is I-635 NB Highway over 38th Street 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-635 NB Highway over 38th Street carry?

About 24,937 vehicles per day (2023 count), of which roughly 12% are trucks.

How long is I-635 NB Highway over 38th Street?

The structure is 223 ft (68.1 m) long with a longest span of 90 ft (27.4 m) and a deck 55 ft wide.

Who owns I-635 NB Highway over 38th Street?

It is owned by the State Highway Agency.