R 408.41525 Hand signals.

Rule 1525. When using hand signals, the signal person, operator, or lift director shall use 1 of the following methods: (a) Standard hand signals for excavators as shown in Appendix A. (b) Non-standard hand signals. When used, the signal person, operator, and lift director, when there is one, shall contact each other prior to the operation and agree on the non-standard hand signals that will be used.