Nndesign of below-the-hook lifting devices pdf

Engineering matters below the hook lifting devices. Spreader bars and other specialized below the hook lifting devices must have their working load limit certified by a professional engineer or established by the lifting device manufacturer. Below the hook lifting devices and lifting equipment. Aug 03, 2007 the design, manufacture, testing, inspection, and use of below the hook lifting devices are standardized in the united states by asme b30. Bth1 design of belowthehook lifting devices iti bookstore. Design of below the hook lifting devices bth1 asme on.

Scope this chapter applies to all personnel and activities using bth devices and rigging equipment at surf. Mar 23, 2017 the new edition, released as asme bth12017 design of belowthehook lifting devices, updates and supersedes the 2014 version of the standard, continuing to serve as a guide for designers, manufacturers, purchasers, and users of belowthehook lifting devices. Repaired or rebuilt units provide significant cost savings. It may be printed but the print copy is not a controlled document. This has earned us the reputation as a leader in the design and development of custom engineered below the hook lifting devices and lifting attachments for use with all types of cranes. The charter of the asme bth standards committee on the design of below the hook lifting devices of the american society of mechanical engineers asme shall be the standardization of design criteria for below the hook lifting devices. The safety and health department has recognized incident trends relating to below the hook lifting devices. In the 2010 edition, maintenance was made mandatory, definitions. The new edition, released as asme bth12017 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. Design of below hook lifting devices structural engineering.

Due to changes in design, advancement in techniques, and general interest of labor and industry in safety, the sectional committee, under the joint sponsorship of asme and the bureau of yards. This chapter outlines the requirements for designing, fabricating, operating, testing, inspecting and documenting of below the hook lifting devices fabricated inhouse or purchased for a specific specialty use. We also supply the below the hook device that best meets your application requirement and budget and helps keep your operation running safely, efficiently and costeffectively. Asme bth12008 revision of asme bth12005 design of below the hook lifting devices an american national standard. Design of below the hook lifting devices an american national standard three park avenue new york, ny 10016 usa. Below the hook lifting devices can be structural mechanical lifting devices, vacuum lifters, and magnet lifters. While all below the hook lifting equipment manufactured by bradley lifting is custom engineered for a specific application, a number of the lifters may be categorized into the product groupings listed below.

Asme bth standards committee on the design of belowthehook. Note that the capacity is dependent on the service class, predictability of the loads applied, and whether severe environmental conditions are. The asme bth1 standard for the design of below the hook lifting devices has been revised. Asme bth12014 revision of asme bth12011 design of belowthehook lifting devices an american national standard two park avenue new york, ny 10016 usa. Custom below the hook lifting devices bradley lifting. Lifting devices designed to this standard shall comply with asme b30. Asme is a notforprofit membership organization that enables collaboration, knowledge sharing, career enrichment, and skills development across all engineering disciplines, toward a goal of helping the global engineering community develop solutions to benefit lives and livelihoods. Below the hook lifting devices lifting devices for cranes. Custom designed below the hook devices osha 1910 and 1926 are you ready for an osha audit on your below the hook bth lifting devices. Design of belowthehook lifting devices an american national standard two park avenue new york, ny 10016 usa.

Preuse inspection criteria for belowthehook lifting devices, slings, and rigging hardware and accessories at a minimum, a nameplate, name tag, or other permanent marker must be affixed displaying the following data. Within each type of lifting device are many variations that show the breadth and depth of our experience. These lifters have ranged from the simplest spreader bars to complex devices with powered swivels and in capacities from just a few tons to over 1,000 tons. Below the hook lifters are helpful pieces of lifting equipment that provide a connection point between the load and the crane. Sep 28, 2016 september 2016 showcase webinar a journey below the hook featuring paul sweeney, pe.

New standard for design of belowthehook lifting devices. Tristate overhead crane designs, distributes and creates below the hook lifting devices for a variety of applications and uses. A nameplate or other permanent marking must be on a spreader bar or specialized below the hook lifting device and display the. January 25, 2012 the next edition of this standard is scheduled for publication in 2014. Requirements for belowthehook lifting devices, slings, and. Hoists direct offers many different types and capacities of under hook lifting devices, including barrier grabs, barrier tongs, beam grabs, pipe grabs, coil lifters, slab tongs, pipe lifters, manual rig releasing hooks and radio controlled rig releasing hooks. Engineering matters below the hook lifting devices below the hook lifters are those helpful pieces of equipment that provide a connection point between the crane and the load being lifted. Whether youre in need of a vacuum lift system, a chook for roll lift cranes, a loadspreader beam or other types of crane attachments. Munck cranes usa inc engineers and fabricates many efficient and safe overhead lifting devices that you will be able to depend on for a long time. Bth1 design of belowthehook lifting devices 2017 asme. When it comes to below the hook lifting devices, you can rely on our technicians for expert service, regardless of your brand or model. Call now to have us engineer a device that is right for you. We have more than 60 years of field application experience and inhouse manufacturing.

Asme bth1 design of belowthehook lifting devices, 2008. Certified inspectors, along with our engineering department, perform detailed analysis. Having the proper tools increases the productivity of your equipment. Below the hook lifting devices munck cranes usa inc. This standard will become effective 1 year after the date of issuance. Below the hook lifting devices tristate overhead crane. We pride ourselves on providing the highest value of service, product and solutions in the industry. Jan 19, 2018 what is a below the hook lifting device. Chapter 41 requirements for belowthehook lifting devices, slings, and rigging hardware and accessories. Pdf asme bth 1 2017 design of below the hook lifting. Asme bth standards committee falls under the regulations of a product standard. Asme bth12017 design of belowthehook lifting devices. All below the hook lifting devices shall be operated in accordance with the latest edition of asme b30.

In this episode of the rigging professor, we begin a three part series on all things below the hook in this video. Our attention to detail is why our below the hook lifting devices can be found in mills, factories, scrap yards and warehouses across north america. Below the hook bth devices are defined as a device used for attaching a load to a hoist per asme b30. October 29, 2014 the next edition of this standard is scheduled for publication in 2017. They can be structural mechanical lifting devices, vacuum lifters, magnets, and grapples. Manufacturer or contractors name if fabricated onsite.