Below The Hook Lifting Devices Load Testing

2 1 1 structural and mechanical lifting devices.

Below the hook lifting devices load testing.

Chapter the sanford underground research facility surf manages the use of below the hook bth equipment to ensure the safety of the personnel and prevention of property damage. Applicability of asme standards. Below the hook lifting devices or devices used for attaching a load to a hoist can contain components such as slings hooks and rigging hardware. Heavy process duty applications overloads old equipment and the use of below the hook lifting devices are all factors that may contribute to cumulative fatigue.

This chapter outlines the requirements for designing fabricating operating testing inspecting and documenting of below the hook lifting devices fabricated in house or purchased for a specific specialty use. If you use a gantry crane with a custom lifting accessory then you ll want to test it with a load of precisely 125 percent of the manufacturer s limit. These devices can come in several forms including structural and mechanical lifting devices vacuum lifting devices close proximity operated lifting magnets remotely operated lifting magnets scrap and material handling grapples and clamps. 1926 251 proof testing of lifting beams used to lift wind turbine components.

The following requirements apply to below the hook lifting devices such as spreader bars lifting yokes lifting baskets and lift fixtures. They can be in the form of structural and mechanical lifting devices vacuum lifting devices operated close proximity lifting magnets remotely operated lifting magnets or scrap and material. 45 kg cold current amps when applicable rated voltage when applicable rated load. Here are some quick facts you need to know about below the hook lifting devices.

In the below the hook lifting world there are two main standards that you should familiarize yourself with if you re purchasing or designing an engineered below the hook lifting device. 06 08 2012 1926 251 requirements for load testing and marking of special custom design rigging accessories. The construction industry recognizes the necessity for inspections of below the hook lifting devices. Asme b30 20 below the hook lifting devices addresses structural and mechanical lifting devices vacuum lifting devices operated close proximity lifting.

An employer who follows asme b 30 20 specifically sections 20 1 3 1 through 20 1 3 7 and 20 1 3 9 with respect to inspections for below the hook lifting devices other than for slings would be considered to be in compliance with osha. Going over 125 percent would violate 29 cfr 1910 179 k 2 while failing to go right up to that point wouldn t meet standard 1926 251 a 4. Manufacturer s name and address serial number lifter weight if over 100 lbs. Commonly referred to as a lifter a below the hook lifting device attaches a load to a hoist.