Below The Hook Standard

The asme bth 1 standard for the design of below the hook lifting devices has been revised.

Below the hook standard.

The asme documents two asme publications cover bth devices. With regard to whether assembly line engine carriers bridles considered below the hook lifting devices are similar to slings referenced in 29 cfr 1910 184 please be advised that the answer is no. So what are below the hook devices. Bth 1 addresses only design requirements.

They are structural and mechanical lifting devices spreader beams lifting beams c hooks plate clamps pallet lifters coil grabs etc vacuum lifters lifting magnets scrap and material handling grapples. Volume b30 20 includes provisions that apply to the marking construction installation inspection testing maintenance and operation of below the hook lifting devices other than components addressed by other asme b30 volumes or other standards used for attaching loads to a hoist. Below the hook bth lifting devices are defined as a device used for attaching a load to a hoist mhs recently partnered with ktm solutions inc to provide an unparalleled comprehensive approach to industry specific below the hook lifting devices. Below are highlights of the standard however the full asme b30 20 standard can be downloaded here.

Below the hook lifting devices has been released revising the previous edition of the same american national standard asme b30 20 2018 is characterized by many changes. Most companies find their needs for such below the hook lifting devices also called under the. A volume of the overall safety standard for cableways cranes derricks hoists hooks jacks and slings asme b30 20 2018. If you own or use a below the hook lifting device it is important to understand the standards.

Asme b30 20 covers marking construction installation inspection testing maintenance and operation of bth lifting devices. The new edition released as asme bth 1 2017 design of below the hook lifting devices updates and supersedes the 2014 version of the standard continuing to serve as a guide for designers manufacturers purchasers and users of below the hook lifting devices. Osha refers to the subject consensus standard for inspection provisions for below the hook lifting devices. Lifting devices designed to this standard shall comply with asme b30 20 below the hook lifting devices.