The crash happened at about 5:40 a.m. on the Katy Freeway inbound at Silber Road, according to the Houston Fire Department.
All mainlanes had shut down and caused a 3-mile backup at around 6:30 a.m., authorities said. By about 11 a.m., all mainlanes had reopened.
Authorities confirmed one person died, though officials were unclear about which driver it was.