The Georgia Building Authority and its security personnel and members of the Georgia State Patrol and Georgia Bureau of Investigation are authorized and empowered to deny the entrance of any person into or upon any property or building of the authority or the state when the person's activities are intended to disrupt or interfere with the normal activities and functions carried on in such property or building or have the potential of violating the security of the personnel therein. The authority and its security personnel and members of the Georgia State Patrol and Georgia Bureau of Investigation are authorized and empowered to deny entrance into or upon any such property or building of any person displaying any sign, banner, placard, poster, or similar device. The authority and its security personnel and members of the Georgia State Patrol and Georgia Bureau of Investigation are authorized and empowered to remove any person from any such property or building when the person's activities interfere with or disrupt the activities and the operations carried on in such property or building or constitute a safety hazard to the property or building or the inhabitants thereof. The authority and power provided in this Code section and Code Section 50-16-15 shall also extend to any property or building utilized by the state or any agency thereof. Any law enforcement officer assisting the authority or any of its security personnel or members of the Georgia State Patrol and Georgia Bureau of Investigation shall have the same authority and power bestowed upon the authority by this Code section and Code Section 50-16-15.