Southwestern Pennsylvania Commission / Events / Transportation Technical Committee Transportation Technical Committee When: October 17 at 10:00 AM Where: SPC North Meeting Room – Two Chatham Center, Suite 400 - 112 Washington Place #500, Pittsburgh, PA, 15219 Loading Map.... SPC North Meeting Room – Two Chatham Center, Suite 400112 Washington Place #500 - Pittsburgh 40.439338 -79.992262