Preventing Falls Using Scaffolds:
(T8CCR 1635.1 - 1637 and 1640-1655) are required when work can not be done safely by employees standing on permanent or solid construction at least 20 inches wide except when work can be done safely from ladders (T8CCR 1637). There are exceptions.
For more information on how to keep yourself safe, read Best Practices, Training Topics for Teachers and Employers.