A memorial Mass for Kasie Del Otero was scheduled for 11 a.m. Saturday at the Mount Blessed Sacrament Church in Franklin Lakes (SEE: Services Set For 'Ambitious, Kind' Franklin Lakes Teen).
The Suffern-bound Main Line train was out of service when it struck her around 5:30 a.m. east of the Paterson train station, the agency said.
"There were no passengers on board," NJ Transit's Lisa Torbic said. "It was being put in place for the morning, beginning in Suffern.
What the teen was doing on the tracks wasn't immediately determined, Torbic said, adding an investigation was continuing.
Trains were delayed up to 20 minutes, she said.
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