56 Ill. Adm. Code 6000.140
Signal Systems
Section 6000
Section 6000.140 Signal
Systems
a) When the attendant has an obstructed view of the area where
the passengers are loaded and unloaded a signal system shall be provided and
utilized for controlling, starting and stopping an amusement ride or amusement
attraction.
b) The signal system adopted for the amusement ride or amusement
attraction shall be printed and kept posted at both the attendant and assistant
stations.
c) Signal systems shall be tested each day before the opening of
the amusement ride or amusement attraction to the public. An amusement ride or
amusement attraction requiring a signal system may not be operated if the
system is not operational.