Richard Delaney

Vectors, Scalars, and Unit-less Values, Part 1

Full Video is at the bottom A force multiplier is any factor or condition that contributes to the overall stress of a rope system during a dynamic state. Rating this dynamic state or rope movement/stress is best represented as the Dynamic System Safety Factor (DSSF). In other words, what’s our weakest link during the operation …

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Industrial Skate Block Trackline System Lower Section (Part 2)

Now we’re down at the bottom end. As I said at the top, we’ve got our red track line and we’ve got our blue skate block. The attachments here, we’ve got a pulley on the track line. Also on the track line we have a mobile fall arrester, a Petzl ASAP. That means worst case, …

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Industrial Skate Block Trackline System Upper Section (Part 1)

Hi, I’m Richard Delaney from Rope Lab in the Blue Mountains of Australia, and I’m working today with the Rigging Lab Academy. Today we’re working at Deschutes Brewery in Bend, Oregon. We are working with the same type skate blocks that we’ve been looking at in previous sessions, but this time we’re working in an …

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Using the Fast Fours for Confined Space Rescue and Fallen Worker Rescue/Recovery

What has happened… a worker has fallen from his working platform. The worker condition is good enough where he is able to assist in his own recovery and rescue. This video was developed over a span of time where Rich took to heart, the process of confined space rescue, fallen worker rescue and simply using …

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A Quick Overview of The Basics of the T-Method For Calculating Mechanical Advantage

The ‘T-system’ for calculating Mechanical Advantage   At their simplest, pulleys can be viewed as levers. This becomes more obvious if you consider the static system (where everything is at rest). To understand the ‘T-system’ for calculating Mechanical Advantage always start with the input (the effort end of the system) and assume that force of …

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Rig-For-Rescue / Suspension Trauma

The Following Article is provided to you by Richard Delaney of RopeTest Lab and who is an Outstanding Course Instructor for Rigging Lab Academy. Rig-For-Rescue  Richard Delaney  April 1, 2018  Free Articles, Free content  1 Comment Suspension Trauma There has been some new research looking at the onset of suspension trauma.  This was presented at the International Commission for …

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