Rather than sending people down, the incident commander said crews used machinery to retrieve 64-year-old Elizabeth Pollard's body, because even Friday, parts of the roof and sides were collapsing.

Body of Pennsylvania grandma found in sinkhole

Sixty-four-year-old Elizabeth Pollard fell about 30 feet below the surface of where the mine would have sat and was about 12 feet away from where the original sinkhole opened up, Pennsylvania State Police Trooper Steve Limani said.

Crews begin to fill sinkhole back in after search for grandma

"They're going to put the dirt back and then they're going to talk about putting a grout in there eventually and shoring up the entire area," Limani said.

Crews dug up "a tremendous amount" of dirt in search

The massive effort to find Pollard took about 80 hours and involved more than two dozen fire departments, several other groups and a construction company, authorities said.

Missing woman was found about 12 feet from sinkhole

"I couldn't have been more happy for the family that we were able to find her because that was the only thing that they were concerned with after yesterday was if they can have her so they can do what's right," Limani said.

Abandoned mine was like a "mini town"

Limani called the abandoned mine complex, saying, "It's almost like a mini town underneath this town, which is wild."

Authorities give number for residents with concerns about sinkholes to call

Marguerite is an old coal patch town, and authorities said they've heard from residents who are concerned about the potential for more collapses. Anyone who sees any kind of depression in the ground or sinkhole opening can call the Bureau of Abandoned Mine Reclamation at 814-472-1800.

Body of 64-year-old Elizabeth Pollard found

Police believe Elizabeth Pollard fell into a sinkhole while looking for her cat in Unity Township, Westmoreland County.

Crews used map of mine from 1940s to help in search

A sketch of maps layered together, recreated by mine experts, to help crews identify which area Elizabeth Pollard could have fallen into as well as other blocked or partially collapsed areas of the mine.

Sinkhole opened up behind Unity Township restaurant

A search is underway for a missing woman who is believed to have fallen into a sinkhole in Unity Township.