2001_3980_TrogdonsMasonry

multi-employer worksite doctrine
primary subcontractor responsible for safety of employees of subcontractor
scaffold
training in hazards associated with working on scaffold
training by competent person in hazards associated with erecting scaffold
frequent inspections by competent person
29 CFR § 1926.454(a)
29 CFR § 1926.454(b)29 CFR § 1926.20(b)(2).