Hotel / Restaurant, Restaurant Hempfield, PA – Sprinkler system activates, assists firefighters in fire at Olive Garden restaurant December 4, 2014 viking210 The Olive Garden Italian restaurant along Route 30 in Hempfield was damaged by a kitchen fire late Wednesday night that spewed smoke through the building, emergency responders said. The fire, which was reported at 11:36 p.m., started in the kitchen, went up a kitchen wall and spread into the ceiling, Bovard fire Chief Greg Saunders said. The first responders were able to knock it down quickly, Saunders said. The building’s sprinkler system also sprayed water on the fire.