PDFWAC 296-869-60020
Set up.
(1) You must prohibit positioning the elevating work platform against another object in order to steady the platform.
(2) You must do the following when other moving equipment or vehicles are present:
(a) Take special precautions to meet the requirements of local ordinances or workplace safety standards; and
(b) Use warnings such as, but not limited to, flags, roped-off areas, flashing lights and barricades.