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Authorities investigate after a worker died at a Richmond concrete plant Thursday, March 5, 2020.

Authorities investigate after a worker died at a Richmond concrete plant Thursday, March 5, 2020.

Authorities investigate after a worker died at a Richmond concrete plant Thursday, March 5, 2020.

Authorities investigate after a worker died at a Richmond concrete plant Thursday, March 5, 2020.

Authorities investigate after a worker died at a Richmond concrete plant Thursday, March 5, 2020.

Authorities investigate after a worker died at a Richmond concrete plant Thursday, March 5, 2020.

A man died after falling into a concrete pulverizer in Rosenberg early Thursday morning, police say.

The man was working to repair a slipped belt on a machine that pulverizes concrete at Williams Brothers construction along U.S. 59 near Daily Road, according to Fort Bend County Sheriff’s Office Major Chad Norvell. At some point during the fix, he slipped and fell in, authorities said.

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The man became trapped inside, and paramedics pronounced him dead soon after.

He was not immediately identified.

Jay R. Jordan covers breaking news in the Houston area. Read him on our breaking news site, Chron.com, and our subscriber site, HoustonChronicle.com | Follow him on Twitter at @JayRJordan | Email him at jay.jordan@chron.com

Jay R. Jordan writes about how we get around Houston, among other topics like the environment and hot takes on complimentary bread.