US Bridges

I-70 EB Highway over 69 SB HWY (18th Street)

Good

Wyandotte County, Kansas · I-70 / US-69 W JCT · Structure no. 999907001052393

Built
1980
45 years old
Condition
Good
inspected June 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
227 ft
3 main spans
Daily traffic
44,150
2023 count
Owner
Toll Authority
State Toll Authority

About this bridge

I-70 EB Highway over 69 SB HWY (18th Street) is a steel continuous stringer/multi-beam or girder carrying I-70 EB Highway over 69 SB HWY (18th Street) in Wyandotte 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 good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 44,150 vehicles a day, roughly 10% of them trucks, projected to reach 53,871 by 2044. The structure is 227 ft (69.1 m) long and 80 ft wide.

CarriesI-70 EB Highway
Crosses69 SB HWY (18th Street)
LocationI-70 / US-69 W JCT
RouteInterstate 70
StateKansas
Coordinates39.09583, -94.64917
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
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
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 geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating91.1 US tons
Inventory rating54.6 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length227 ft (69.1 m)
Longest span103 ft (31.4 m)
Deck width80 ft (24.4 m)
Roadway width78 ft (23.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic44,150 (2023)
Projected traffic53,871 by 2044
Trucks10%
Lanes on structure4
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Toll Authority
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-70 EB Highway over 69 SB HWY (18th Street) built?

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

What condition is I-70 EB Highway over 69 SB HWY (18th Street) 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 June 2023.

How much traffic does I-70 EB Highway over 69 SB HWY (18th Street) carry?

About 44,150 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is I-70 EB Highway over 69 SB HWY (18th Street)?

The structure is 227 ft (69.1 m) long with a longest span of 103 ft (31.4 m) and a deck 80 ft wide.

Who owns I-70 EB Highway over 69 SB HWY (18th Street)?

It is owned by the State Toll Authority and maintained by the State Highway Agency.