Structures or existing equipment that are or hereafter become unsafe or deficient because of inadequate means of egress or which constitute a fire hazard, or are otherwise dangerous to human life or the public welfare, or which involve illegal or improper occupancy or inadequate maintenance, shall be deemed an unsafe condition. A vacant structure which is not secured against unauthorized entry as required by section 311 of the IFC shall be deemed unsafe. (Added by Ord. 07-087, Sept. 5, 2007, Eff date Sept. 21, 2007; Amended by Amended Ord. 14-059, Aug. 27, 2014, Eff date Sept. 13, 2014).