Heavy black smoke could be seen for miles as fire crews contained the blaze, Harris County Pct. 4 Constable Mark Herman said.
Deputies closed portions of the roadway for safety and urged residents to avoid the area, Pct. 4 said.
In an update at 2:40 p.m., the Spring Fire Department said the fire was out.
No injuries were reported, and investigators have not revealed what caused the fire.
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