Pulleys & Mechanical Advantage

Litter Scoop Bight-Carry Ground Based Tower Rescue Technique for Emergency Responders

  Litter Scoop Bight-Carry Ground Based Tower Rescue Technique for Emergency Responders | Tower Rescue Training Videos Videos & dvds on safety, techniques, procedures, high angle, equipment, harnesses and gear. Some classes and courses available. Products in some videos include: Petzl, Sterling Rope, Traverse Rescue, PMI, Yates, Gear, CMC Rescue, ropes, harnesses, aluminum auto-lock carabiners, …

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Twin Highline Unit 2 : Twin Highline and Twin Track Line Tandem Tension System

  The lower section of the Twin Highline is the Tandem Tension System. Where the lines are pulled tight to allow the worker or rescuer to descend with minimal give in the lines. This an overview of a working at height rope access job site. The roof top of a tank can not be walked …

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Dynamic Directionals – Mainline, Batwing, Gin Pole | Horizontal Rigging

A directional anchor is typically a pulley that allows us to redirect a rope; this can be elevated as in a high directional, or low as a simple redirect, or anywhere in between. When we want a directional pulley to be adjustable, we add some mechanical advantage influence that allow us to make the directional …

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FULL VERSION: Major Tagline | Horizontal Rigging

Major taglines employs two mainlines, and two belay lines at the same time. The two working in harmony, while one is in the lower mode, the other is in the raising mode. Major taglines are most often use to negotiate larger type gaps. In most cases the major tagline has two notable advantages over highlines. …

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PART 5: Termination Side | QUAD BUNDLE | Horizontal Rigging

The Termination Side This video depicts the termination of a quad-bundle trackline. Once again we are using prusik bypasses on each leg to eliminate the knot from the system. If these bypasses were to receive excessive tension, slipping would start to occur, thus easing the transfer of the load onto the termination knot. Highline operations …

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Reeving Double Pulleys | Knots & Pulleys in Rope Rigging Systems Vol. 1 Segment 9 – Rigging Lab

This sequence takes a page out of the nautical use of block and tackle hauling systems. By reeving double sheave pulley in the manner described here, the practitioner will acquire valuable skills in building a more efficient pulley system. The way we address knots, MAs (Mechanical Advantages), and Anchors in these videos are more general …

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Confined Space Rig | Knots & Pulleys in Rope Rigging Systems Vol. 1 Segment 8

The “Confined Space Rig” is a compound 6:1 that when configured in the manner shown in this sequence, it works extremely well for straight vertical confined space drops. This sequence will take you through the steps. The way we address knots, MAs (Mechanical Advantages), and Anchors in these videos are more general and with a …

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Pulley Systems Rules | Knots & Pulleys in Rope Rigging Systems Vol. 1 Segment 6

In this sequence we address the 5 basic rules of constructing a simple mechanical advantage with pulleys and pulley systems. This information has been handed down over centuries through the mariners industry and they still hold true for today in a very useful understanding. The first rule is… if the rope is tied off at …

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