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I-70/U.S. 24-40-169 westbound enter Wyandotte County and Kansas City, Kansas just south of where the Kansas River converges with the Missouri River.
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The Lewis and Clark Viaduct shifts northwest ahead of the Kansas River by the Kansas welcome sign.
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A $65 million project replaced a 0.58 mile long section of the westbound Lewis and Clark Viaduct from the state line to the Fairfax District. The new elevated roadway opened to traffic on January 23, 2021.1
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A flyover ramp (Exit 423D) separates from I-70/U.S. 24-40-169 west over the Kansas River to Fairfax Trafficway north. Fairfax Trafficway branches northeast from 3rd Street below Minnesota Avenue to the Fairfax Industrial District along the Missouri River.
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I-70 curves southwest as Exit 423C departs for Minnesota Avenue west to Downtown Kansas City and a short freeway spur north to 3rd Street and Washington Boulevard west. State Avenue parallels Minnesota Avenue one block to the north as the historic alignment of U.S. 24, U.S. 40 and U.S. 73.
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I-70/U.S. 24-40 west and U.S. 169 south straddle the bluff line between the Riverview community and railroad lines along the Kansas River to Central Avenue. This section of freeway opened in 1962.
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Central Avenue crosses over Interstate 70 east to the Central Avenue Bridge spanning the Kansas River. The two level deck truss bridge was built in 1918 and rehabilitated in 1983 and 2008.2
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Entering the parclo interchange (Exit 422D) with Central Avenue on Interstate 70 west.
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Central Avenue west to the Kensington neighborhood was formerly the eastern extent of K-32. K-32 begins just south of I-70 at the 18th Street Expressway.
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A diamond interchange (Exit 422C) joins I-70 with Pacific Avenue just south of Central Avenue, at an industrial area of north Armourdale.
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Three lane viaducts carrying the I-670 mainline pass overhead as I-70 curves westward along the Muncie Expressway to Exit 422B. There is no direct access to I-670 east from I-70 west. Exit 422D however connects with a flyover from Central Avenue to I-670 (Dillingham Freeway) as it crosses the Kansas River.
06/18/15
U.S. 169 south parts ways with I-70/U.S. 24-40 west at a parclo interchange (Exit 422B) with 7th Street Trafficway south to Armourdale and Shawnee Heights.
06/18/15
The freeway mainline reduces to two through lanes as Exit 422B loops onto 7th Street Trafficway (U.S. 169) south. Construction of I-670 removed an off-ramp from I-70 west to 7th Street Trafficway (U.S. 69) north here.
06/18/15
West 
South
U.S. 69 south combines with I-70/U.S. 24-40 west from 7th Street Trafficway to the 18th Street Expressway south at Exit 420A.
06/18/15
Traffic from I-670 west merges onto I-70 (Muncie Expressway) west at a wye interchange (Exit 421B from eastbound) between 7th Street Trafficway and Mill Street. The freeway westbound expands to four lanes ahead of a local ramp (Exit 421A) to the Union Pacific Railroad yard.
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Exit 421A drops below I-70/U.S. 24-40-169 to Muncie Boulevard through Union Pacific Railroad property. The exit is not open to the general public.
Exit 420B quickly follows for 18th Street north to the Riverview and Kensington neighborhoods.
06/18/15
18th Street north to Quindaro Boulevard was once designated as K-58 and later as U.S. 69/169. K-58 also ran south along the 18th Street Expressway to Roeland Park and Fairview. U.S. 69 lines the freeway south from the cloverleaf interchange with I-70 to I-35 in south Kansas City.
10/30/16
Interstate 635 vastly replaced the 18th Street Expressway as the primary through route between Johnson County and central Kansas City. The shift of traffic away from the expressway fueled the push to remove tolls along it, which took place in 1991. The toll road was built by the Kansas Turnpike Authority in the 1950s.
06/18/15
A Kansas Turnpike sign once marked the beginning of maintenance along I-70 west from the exchange at Exit 420.
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The truck parking area west of the Turner Diagonally was formerly signed as a vehicle inspection station.
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Interstate 435 loops around the west side of the Kansas City metropolitan, meeting I-70/U.S. 24-40 along the Edwardsville and Kansas City line.
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Exit 411B partitions into ramps for the I-435 northbound mainline and State Avenue east to the Victory Hills community in Kansas City.
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Two lanes continue from Exit 411B onto I-435 north ahead of the loop ramp for State Avenue west to Kansas Speedway.
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Interstate 435 leads south across the Kansas River to Shawnee and Lenexa.
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Sources:
- "Governor Laura Kelly Announces Completion of $65 Million Transportation Project." Kansas Office of the Governor, press release. March 15, 2021.
- Central Avenue Bridge, Bridgehunter.com.
Photo Credits:
- 10/17/04 by AARoads.
- 06/18/15 by AARoads.
- 06/19/15 by AARoads.
- 10/30/16 by AARoads and Richie Kennedy.
- 11/03/16 by AARoads.
- 10/06/21 by AARoads.
- 10/07/21 by AARoads.
Connect with:
Interstate 435
Interstate 635
U.S. 24
U.S. 69
U.S. 73
U.S. 169
Highway 7
Page Updated 10-21-2021.