Story highlights Trucker is saved from teetering off cliff

Turnpike drivers form a human chain to help

(CNN) Truck driver Arlyn Satanek was driving in the midst of a snowstorm when he found himself inspired in a very unexpected way.

The Pennsylvania Turnpike near Pittsburgh was dangerously icy Tuesday, and Satanek pulled over when he saw another truck in trouble.

The veteran trucker told CNN affiliate WPXI that a truck was dangerously teetering on the edge of a cliff off the turnpike.

What he witnessed next blew him away.

"I'm sitting there in a daze, and I realize people are running to the truck," Satanek said.

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