HOWELL (WWJ) – One man is hospitalized but is expected to be OK after a trench collapse at the Livingston County Jail in Howell.

It happened just before 10 a.m. Friday, according to Livingston County Sheriff’s officials, as contract workers were installing a sanitary sewer line.

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The six-foot-deep trench gave way, officials said, burying the 43-year-old Ionia County man up this his abdomen and trapping him.

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The man was eventually pulled to safety by first responders and taken to the University of Michigan Hospital with what were believed to be non-life threatening injuries. Officials says he’s resident of Muir, Michigan and works for Sandborn Excavating. His name was not released.

The new sewer line was being installed as a part of the ongoing jail expansion and renovation project.

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The Michigan Occupational Safety and Health Administration is investigating the accident.