WAC 296-96-02558
WAC 296-96-02558. Working platforms
When working platform inspection operation is provided, according to ASME A17.1/CSA B44, 2.7.5.3.6 in hoistways containing a single elevator:
(1) A pit access door is required; or
(2) Additional elevator personnel shall be present outside the hoistway when the pit inspection operation is in effect.