According to OSHA 1926.753, what type of latches must all hooks be equipped with?

All hooks used in lifting operations must be equipped with self-closing latches as specified by OSHA standard 1926.753. The purpose of self-closing latches is to ensure a secure connection between the hook and the load being lifted. These latches automatically close after the load is placed on the hook, preventing the load from accidentally disengaging during lifting operations. This enhances safety by reducing the risk of dropped loads, which could lead to injuries or damage.

Options like open latches would not provide any safety mechanism to keep the hook closed, while manual latches require the operator to remember to close them, which can lead to oversight. Magnetic latches are not standard for crane operations as they do not provide the necessary mechanical security needed for heavy lifting. Thus, self-closing latches are essential for compliance with safety regulations in construction operations involving cranes.