R-9 The holder of this license may perform only work limited to installation, maintenance, alteration or repair of equipment, apparatus or machines used to hoist or lift materials. Such hoists, lifts or cranes, including, but not limited to, monorails, under hung cranes, overhead hoists, top running single girder cranes with under hung hoists and double girder cranes with top running hoists shall be permanently or temporarily placed and of a fixed nature. The holder of this license may not perform work on any freight elevator. The requirements to qualify for this license examination shall be two (2) years as a properly licensed journeyperson or equivalent experience and training. This license does not apply to a crane as defined in section 29-221 of the Connecticut General Statutes and regulated by the examining board for crane operators.