Section SPS 334.20 - Emergency brakes and anti-rollback devices(1) EMERGENCY BRAKES. (a) If cars or other components of an amusement ride may collide upon failure of normal controls, emergency brakes to prevent such collisions shall be provided.(b) A braking mechanism shall be provided to bring the amusement ride to a controlled stop in the case of uncontrolled motion of the ride.(2) ANTI-ROLLBACK DEVICES. On amusement rides which make use of inclines where there is danger of collision if the propelling mechanism fails, automatic anti-rollback devices shall be installed to prevent backward movement of the passenger-carrying devices in case of failure of the propelling mechanism.Wis. Admin. Code Department of Safety and Professional Services SPS 334.20
Cr. Register, February, 1992, No. 434, eff. 3-1-92.