http://www.philly.com/philly/news/20120 ... sions.html
SEPTA will spend $100 million for a new, federally mandated train-control system designed to prevent the kind of collision that killed 25 people and injured more than 130 in Los Angeles in 2008.
"We won't have one bridge, or substation, or station until we get this paid for," Diggs said. "It just means we won't do a lot of other things."