PDFWAC 296-870-70065
Ground-rigged working platforms.
Important:
In addition to these requirements, you also need to meet the requirements of both of the following sections in this chapter:
1. Suspended working platforms and manned platforms used on supported equipment, WAC 296-870-70050;
2. Working platform fall protection, WAC 296-870-70055.
You must make sure, after each day's use, ground-rigged working platforms are:
(1) Disconnected from the power supply within the building; and
(2) Disengaged from its suspension points or secured and stored at grade.