Ironworkers Required on Cranes and Derricks
18.02
if through no fault of the company, there is not a sufficient number of men to effectively work a power operated or mobile rig, then work will continue until such time as the Union can supply the number set forth in Article 18.01.
18.01
No less than six (6) men and a foreman shall be employed around any guy or stiff leg derrick used on steel erection, and on all mobile or power operated rigs of any description, no less than four (4) men and a foreman shall be employed.
Not legal advice. Verify the cited article against the signed agreement.