Maintaining The MBTA’s 100-Year-Old Signals | WBUR

WHOLE ARTICLE:    ‘They Don’t Make These Anymore’: Maintaining The MBTA’s 100-Year-Old Signals | WBUR

When the T’s signals break, they go to the signal repair facility in South Boston. It’s cluttered with tools and trinkets, and looks like someone’s garage workshop — except that instead of fixing up your dad’s old Mustang to take it out for a ride on the weekend, you’re fixing up your main source of transportation................................................