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In no case shall safe working loads be increased beyond the manufacturer's ratings or the original design limitations unless such increase meets with the manufacturer's approval. Where the manufacturer's services are not available, or where the equipment is of foreign manufacture, engineering design analysis by, or acceptable to, the certified agent is required. All necessary structural changes shall be carried out.
NOTE: Authority and reference cited: Section 142.3, Labor Code.
1. Amendment filed 4-27-79; effective thirtieth day thereafter (Register 79, No. 17).