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Recommended Rope Systems ~ Two Tension Rope System (TTRS) Raise and Lower

By Lance Piatt / Blog, Petzl, Principles of Learning, Pulley Systems, Pulleys & Mechanical Advantage, RRG Gear Review / 43 Comments

Recommended Rope Systems ~ Two Tension Rope System (TTRS) Raise and Lower Two-Tensioned Rope System – Raise A Two-Tensioned Rope System shares the load between two ropes, both under tension. Each system is capable of functioning as both mainline or back-up to the other line. System System Benefits Maestro • load is distributed between two …

V Anchor: Small Team Raise and Lower System…Skyhook Rescue Systems

By Lance Piatt / Anchoring, Team Competencies / 6 Comments

This Video Series is Sponsored by Small team… light weight technical rescue. We discussed the use of the short monopod at the front end of this system in the previous video. Now we’ll look at the back end. Here we have used a Skyhook Rescue Systems Spec Ops winch and drive it with. Milwaukee 28V …

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Peak Rescue Institute: Team Based Lower, Pick-Off, to Raise | Block and Tackle

By Lance Piatt / Personal Competencies, Team Competencies / 4 Comments

Team Based Lower Pick-Off With adequate personnel for rigging and good communication, the team based lower pick-off is the method of choice for extricating and uninjured victim. The team based pick-off method is for patients… •Stranded without a rope on ledges or platforms •Suspended from climbing rope or safety tethers. •Patients needing extrication •Overly aggressive …

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Efficiency Unveiled: Understanding the Mechanics of Rescue Pulleys

By Lance Piatt / Blog, Designing Your Processes, FAQ-Frequently Asked Questions, Pulley Systems

Q: What makes a one pulley more efficient than another? There are a couple of key factors that affect the efficiency of a rescue pulley. The diameter of the sheave (the wheel in a pulley system that supports the rope) can make a difference – the smaller the diameter, the more bending of the fibers …

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Understanding the Essentials: A Guide to Choosing the Right Safety Harness for Rescue and Fall Protection

By Lance Piatt / Blog, Equipment

This FAQ section tackles important questions about harnesses used in safety and rescue situations. It covers the differences between fall arrest and rescue harnesses, including their specific uses, design features like attachment points, and suitability for various rescue operations. We also discuss the classifications of harnesses according to NFPA 1983 standards and their applications, from …

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Jiggers Are Compact 4:1 Pulley Systems and are The Rigger’s Future

By Lance Piatt / AZTEK ELITE, Blog, General Rigging, Pulleys & Mechanical Advantage / 5 Comments

Generally, these beauties are considered pre-rigged pulley systems used mainly for hauling, but can be very important in lowering heavy loads as well. The advantage of these systems is in their rapid deployment, and straightforward operation without advanced levels of training or expertise. They are low maintenance and high yield work horses and have been …

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Rope Rescue Gear and Everything Between! Part 4 – Selecting a System Safety Factor

By Lance Piatt / Blog, Designing Your Processes, Mainline Systems and Operations, Mechanical Advantage

When it comes to ensuring safety, there are a number of factors that need to be taken into consideration. During training sessions, the safety standards could be lower than during rescue operations as trainees may not have the same level of experience and expertise. However, this does not mean that training sessions can be conducted …

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Rescue Rope Specifications and Webbing Overview

By Lance Piatt / Blog, Equipment

Previous Articles on Rescue Rope A Rescue Rope and Cord Overview Rescue Rope Construction Rescue Rope Frequently Asked Questions Rope Diameter The rope diameter is the width of the rope. The rope diameter is measured in either inches or millimeters. American rope manufacturers typically use inches, while European rope manufacturers use millimeters. The current test …

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Class 5 Litter Handling & Offset Rigging

By Lance Piatt / 5th Class Litter Raise, Blog, Offset Track Line, Tracking Lines, Twin Tension Rope System, Two Rope Offsets, Two Tensioned Rope Rescue Systems

Class 5 Litter Handling It may be necessary to lower the litter and rescuer past a roof or overhang. In this event, it will often be best for the litter tender to get his or her legs through the spiders or above the spiders so that he or she can hold the litter away from …

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PULLEYS AND MECHANICAL ADVANTAGE SYSTEMS

By Lance Piatt / Blog, CMC Rescue, Pulley Systems, Pulleys & Mechanical Advantage / 375 Comments

This is a repost from CMCPro.com 5/17/22 Where To Get CMC Pulleys Raising systems are essential in any rescue or rigging scenario in which loads are lifted using rope. A raising system using a combination of pulleys to leverage the force applied in lifting is referred to as a mechanical advantage (M/A) system. Whether building …

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