KANSAS CITY, Mo. — UPDATE, 12:20 p.m. | The Clay County Sheriff reports the highway is back open.
.@MSHPTrooperA reports that the highway has reopened.
— Clay County, Missouri Sheriff (@SheriffClayCo) August 3, 2026
UPDATE, 11:30 a.m. | The Missouri Department of Transportation says the right lane of northbound I-35 is now getting by.
UPDATE: CLAY COUNTY - RIGHT LANE CLOSED ON I-35 NB PAST MM 21.2 DUE TO INCIDENT. #KCTRAFFIC https://t.co/sd7vXd5V0d
— MoDOT Kansas City (@MoDOT_KC) August 3, 2026
ORIGINAL REPORT | An injury crash involving a tractor-trailer and three other vehicles has closed the northbound lanes of Interstate 35 north of Liberty.
First responders were called just before 10 a.m. to the crash, located just north of NE 112th Street in Clay County.
The Clay County Sheriff’s Office says injuries were reported in the crash.
Northbound I-35 is shut down at the 21-mile marker (near Edgar Petty Road) due to an injury crash involving a semi and three other vehicles. The semi also is leaking fuel on the highway.
— Clay County, Missouri Sheriff (@SheriffClayCo) August 3, 2026
Hazardous materials crews have also been requested to clean up a fuel leak from the semi.
Northbound traffic is being diverted off at U.S. 69 Highway.
This is a developing story and will be updated.
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