Nursing Home/Senior Living, Residential Denver, CO – Sprinkler System Helps Firefighters Douse Flames at Assisted Living Center March 5, 2015 viking210 The fire broke out Tuesday night in one room at the Brookdale Senior Assisted Living Center located at Colorado Avenue and South Quebec Way in Arapahoe County. Firefighters say the building’s sprinkler system helped them get ahead of the fire. One person was taken to the hospital because she fell while waiting outside but her injuries aren’t serious. Investigators say they know the fire was electrical but haven’t pinpointed the exact source.