To what criteria should outriggers on a mast climbing platform be extended and locked?

The correct answer emphasizes the importance of adhering to manufacturers' recommendations when extending and locking outriggers on a mast climbing platform. Manufacturers typically provide specific guidelines based on the design and engineering of their equipment, ensuring that it operates safely and effectively. These recommendations include details about the proper extension length, locking mechanisms, and any required inspections or adjustments.

Following the manufacturer's specifications helps to mitigate risks associated with improper usage, such as instability or failure of the platform during operation. It's crucial for operators and workers to be familiar with these guidelines, as they are based on rigorous testing and industry knowledge that directly relate to the safe functioning of the equipment.

Though industry standards, local site regulations, and safety best practices are vital considerations in any construction or scaffolding context, they often serve as complementary frameworks to the manufacturer's instructions. Adhering to manufacturer recommendations should always be prioritized because they represent the most direct source of safety information specific to the equipment being used.