Sheriff Ed Gonzalez shared on social media at about 5:30 a.m. that deputies were responding to the major crash in the 21800 block of Mueschke Road, which is between the Grand Parkway and Waller-Tomball Road.
The sheriff said an 18-wheeler was unloading cinder blocks when it was hit by a vehicle.
Gonzalez said the impact scattered the cinder blocks throughout the roadway.
The Harris County Precinct 4 Constable's Office shared images of the crash aftermath, showing a heavily damaged pickup truck and a knocked-over forklift.
It's unclear if anyone was injured in the wreck or what caused it. Drivers are asked to avoid the area as cleanup gets underway.
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