March 7, 2011 7:54 pm Construction Begins on the Northeast Extension The three year, $151-million construction project starts Monday night. Let the back ups begin. US & World Videos 2:49 Block party celebrates what East Passyunk Avenue has to offer. Get a taste 0:30 SEPTA retires its last diesel-only bus 0:37 Delays possible on 202 during Thursday's commute due to sinkhole repairs 2:16 PennDOT increases police patrols through construction areas for National Work Zone Awareness Week 0:24 Dealing with more lane, ramp restrictions on I-95 in Philly