Code 9016 applies to employers engaged in operating amusement parks or exhibitions at a fixed location.  This classification includes the care, custody and maintenance of the premises, the operation of elevators or heating, lighting or power apparatus as well as security people, musicians, box office employees and gate attendants.  This classification does not include the operation of amusement devices, amusements or exhibitions or other operations separately classified in this Manual, whether operated by the owner or lessee of the exhibition or amusement park or by independent concession.