STEPHEN C. OSBUN, Petitioner, v. WORKERS' COMPENSATION APPEALS BOARD, TOM VETERAN et al. , Respondents. Upon arrival at the construction site, petitioner, accompanied by Harding, was directed by Martinez to begin hanging drywall in certain units. First, a [93 Cal. App. 3d 166] process called 'stocking' involves unloading sheetrock from trucks and placing it inside the buildings. On this job Hintz was responsible for stocking and on the particular day his general laborers were occupied elsewhere. Nevertheless, on this Thursday, petitioner and Harding did comply with Martinez's request and stocked as well as hung the drywall.

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