Which ANSI standard refers to below the hook lifting devices?

The ANSI standard that refers to below the hook lifting devices is B30.20-2010. This standard specifically addresses the safety requirements and guidelines for various types of lifting devices that are used beneath the hook of a crane or hoist. It covers a wide range of devices, including slings, hooks, lifting beams, and other equipment designed to facilitate safe lifting operations.

Understanding this standard is crucial for ensuring that all lifting equipment is used safely and effectively in various applications. Proper adherence to the guidelines set forth in B30.20 helps to minimize the risks associated with lifting operations, thereby protecting both personnel and equipment. The designation of the year (2010) indicates the version relevant to the question, highlighting the importance of staying updated with the latest safety standards.

Other ANSI B30 standards mentioned, such as B30.11 or B30.3, focus on different types of equipment and application specifics, such as monorails or derricks, and do not cover the criteria for below the hook devices. This distinction is vital for anyone involved in hoisting operations to ensure compliance with the appropriate standards for the equipment they are utilizing.