Customer Q & A Series

Richard, a salesperson for a CMCO distributor and recent safety webinar attendee, asks:  “Is it acceptable to use lever tools to shorten or lengthen slings? Are there any concerns of locking up the lever tool brake?”   Peter Cooke, CMCO Training Manager and Safety Webinar presenter, answers: Your first step is to go to the […]

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Jason, an Assistant Manager with one of our Channel Partners, asks: “I received a call from a customer for whom I had conducted an inspection. The customer stated they received an OSHA reprimand for not having monthly inspections on their cranes. They have 2 top-running bridge underhung trolley-type cranes. OSHA referenced 1910.179 J2IV and 1910.179 […]

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Our entertainment trainer, Dave Carmack, travels the world to teach and share important information about entertainment rigging and hoisting safety. At the end of his classes, he likes to stump his students with this question: “Can you tell me why we spell our hoist, LODESTAR, instead of LOADSTAR?” Dave was asked this question many years […]

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This question is one that I have been asked many times. To properly explore the answer, let’s first consider the process of each. Forging and casting are two very different manufacturing methods. When something is cast the material is heated above its melting temperature and poured into a mold where it solidifies. When something is […]

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Our customer asks: “Why did you develop a CM Series 653 ratchet lever hoist with a shorter handle? What are the advantages of the shorter handle?” Answer:  We are continuously looking to improve existing products. The main reason why we redesigned our lever hoist with a shorter handle was to facilitate usage in confined spaces, a […]

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  Jason asks: Who is responsible for putting tags on chain slings?  Can I retag my chain slings with missing tags?  Do I have to load test a sling after I retag it?   Peter answers: It is the sling manufacturer’s responsibility.  The sling manufacturer is a person or company assembling or fabricating sling components […]

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        Hook tip loading is a common problem. While reading through one of our catalogs, Brian ran across our instructions and asked the following question,  “What does it mean to never insert a hook tip?” Peter answers: Hooks typically do not fit into an eyebolt or they don’t seat properly in the […]

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Richard asks: What is the working load limit of a ½ “ – G80 2-legged chain sling when both legs are used in a choke?   Peter answers: The first thing that you want to do is to look at how the choke is rigged or rendered.  Working load limits shown on charts or tags […]

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Thank you, Tim & Harris, for your comments. We also received interesting insights on our Facebook page. You know your rigging!  Here is my take on this application: This is a wire rope support grid. These 1 foot squares allow a rigger to quickly position light loads in specific spots by dropping in a rope through […]

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Below is a picture of a wire rope support grid from an entertainment venue. Can you tell us what is wrong with this picture?  Post your ideas in the comments section of our blog. We will post our answer on Friday morning.

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