Any person, governmental agency, department or instrumentality having possession or control of any of the facilities, plants or utility properties enumerated in this chapter, may post, at each entrance to any structure devoted to any use so enumerated, at each entrance to any fenced or enclosed area devoted to any such use, and at intervals of not more than three hundred feet around any area devoted to such use, substantial signs not less than one square foot in area, displaying prominently in addition to such other information as may be deemed desirable, the words "TRESPASSING-LOITERING-FORBIDDEN BY LAW" in legible letters not less than two inches in height; provided, however, that any public waiting room, dining room, office or other portion of any such structure or premises to which general public access is required in the normal use and operation thereof, or where materials are delivered to or received by the public, shall not be so posted.
(Prior code § 14.23)
The "posted boundary" of any area shall be a line running from sign to sign, and such line need not conform to the legal boundary or legal description of any lot, parcel or acreage of land.
(Prior code § 14.23)
The places which may be so posted are the following:
A. 
Every airport, and every plant, field and structure used for the manufacture, assembling or testing of aircraft;
B. 
Every tank farm, refinery, compressor plant or absorption plant, marine terminal, pipeline pumping station and reservoir, used for the bulk treatment, bulk handling or bulk storage of petroleum or petroleum products;
C. 
Every reservoir, dam, pumping station, aqueduct, main canal or pipeline of a public water system;
D. 
Every reservoir, dam, generating plant, receiving station, distributing station and transmission line of a company or agency furnishing electrical energy;
E. 
Every gas generating plant, compressor plant, gas holder, gas tank and gas main used for the production, storage and distribution of gas;
F. 
Every plant or vital part thereof or other principal property essential to rendering telephone or telegraph service;
G. 
Every radio broadcasting central plant or station;
H. 
Every railroad bridge or tunnel;
I. 
Every plant for the bulk storage of dynamite, giant powder, gunpowder or other explosive.
(Prior code § 14.23)
When any such premises is posted as provided in this chapter, it is unlawful for any person to go upon or to remain upon any place within the posted boundary of any such premises, or to enter or to remain in any such posted structure without having upon his or her person the express written consent of the person, department or agency lawfully in possession or control thereof.
(Prior code § 14.23)
It is unlawful for any person to loiter in the immediate vicinity of any premises posted as provided in this chapter while having in his or her possession any explosive, tool or device of whatever character capable of doing harm or damage to any structure, machinery, equipment or other property of a similar or dissimilar character, installed or located upon such posted premises or area.
(Prior code § 14.23)
No person shall tear down, deface or destroy, or cause to be torn down, defaced or destroyed, any sign placed or posted under the provisions of this chapter without the consent of the person, governmental agency, department or instrumentality having possession or control of the premises on which such sign has been erected.
(Prior code § 14.23; 89-16)
This chapter does not apply to any entry in the course of duty of any peace officer, nor to any person traversing an established and existing public sidewalk, street or highway.
(Prior code § 14.23)