In placing any equipment, or allowing equipment to be placed, in the PROW, the City is not liable for any damages caused thereby to any registrant’s or licensee’s equipment which is already in place, and no such person is entitled to rely on the provisions of this chapter for the protection of its equipment; the ordinance codified in this chapter is enacted to protect the general health, welfare, and safety of the public at large, and no special duty is created as to any registrant or licensee by the enactment of such ordinance, or by acceptance of registration, or by issuance of a license, or by grant of a franchise or lease.