Hotel / Motel, Hotel / Restaurant Hotel fire held in check by sprinkler system (Concord, NC) December 26, 2013 viking210 Concord Department of Fire and Life Safety was called to Sleep Inn Hotel on Dec. 23 at around 12:10 a.m. Firefighters found heavy smoke coming from the back of the structure. There had been a fire in the building, but the sprinkler system held the fire in check until firefighters arrived. Fire Investigators determined that the fire was started by improperly discarded smoking material. There were no injuries.