Petzl Archives | Rigging Lab Academy

raising and lowering system mechanical advantage systems

Raising Systems and Mechanical Advantage in Rescue

Lance Piatt / Blog, CMC Clutch by Harken Industrial, Horizontal Rigging, Mainline Systems and Operations, Mechanical Advantage, Petzl

Effective rescue operations often require the use of raising and lowering systems to safely move individuals and equipment. Understanding mechanical advantage systems is crucial for performing these tasks efficiently and safely. This super blog will guide you through comprehensive learning modules focused on raising systems and mechanical advantage (MA) systems, with cross-references to essential hardware […]

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Uninjured Victim High Angle Pick Off Using Petzl Jag System

Lance Piatt / Blog, Petzl, Pickoffs

Okay, so the operation that we did here was a high angle pick-off. And what we do is, we start with our double-long tail bowline. So we approach the victim, we take one of the tails and secure that to their second point of attachment on their harness. At that point we need to unweight

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The English Reeve Highline

Lance Piatt / Blog, Highline Rigging, Horizontal Rigging, Petzl

The Petzl REEVE carriage pulley and some of its common uses. The REEVE is made from two high-efficiency pulleys mounted onto a rigging plate. This design simplifies setting up rescue systems on a highline by reducing the amount of equipment needed as well as reducing the overall height of the system. The pulleys open on

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ALL YOU NEED TO KNOW ABOUT THE NEW PETZL PULLEYS & WHY YOUR TEAM WILL WANT THEM

Lance Piatt / Blog, Equipment, Petzl, Pulleys & Mechanical Advantage

ALL YOU NEED TO KNOW ABOUT THE NEW PETZL PULLEYS & WHY YOUR TEAM WILL WANT THEM After the SPIN L1 models last year, in 2022, the range of pulleys continues to expand with the arrival of the SPIN S1 and the SPIN S1 OPEN. And of course we can’t forget the REEVE, a combination

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Learn How to Use the ASAP Mobile Fall Arresters

Lance Piatt / Blog, Fall Safety, Horizontal Rigging, Industry, Petzl / 53 Comments

Installed on a safety rope, mobile fall arresters follow the user automatically as they move, whether on an inclined or vertical surface. In the event of a shock load or sudden acceleration, they lock onto the rope and stop the fall. For years, the ASAP and ASAP LOCK models have set the standard for those

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8 Defined Rescue Rigging Systems That Will Astonish The Entire Team… By Using Well Define Processes

Lance Piatt / Blog, Confined Space Rescue, Designing Your Processes, Dynamic Directional, General Rigging, Highline Rigging, Horizontal Rigging, Mainline Systems and Operations, Mechanical Advantage, Petzl, Pulleys & Mechanical Advantage, Two (Twin) Tension Rope Systems, Two Tensioned Rope Rescue Systems / 80 Comments

When we developed ideas into courses, we considered many things. Yes, we went through the SWOT analysis as well. Know this will get you What, Where, When, and How! Strengths Opportunities Weaknesses Threats I will let you reference this, however we went through all 4 elements before we engineered, designed, went to production and released

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Petzl Maestro – An Amazing Tool For Technical Rescue Operations

Lance Piatt / Blog, General Rigging, Mainline Systems and Operations, Petzl, RRG Gear Review / 23 Comments

PETZL MAESTRO (Small and Large) is a descender designed for technical rescue operations. It facilitates the manipulation of heavy loads, for lowering or hauling, and may be used in both the primary system or in a back-up belay. This versatility allows rescuers to adapt to any situation they may encounter on the rescue scene. The

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CONFINED SPACE RESCUE WITH THE PETZL MAESTRO

Lance Piatt / Blog, Confined Space Rescue, Petzl, RRG Gear Review / 135 Comments

The PETZL MAESTRO is a descent control device with an integral progress capture pulley for technical rescues. Additional MAESTRO benefits include: Shifting from a haul to lower is immediate and efficient without having to transfer the load Can efficiently haul and lower heavy loads Serve as the primary or back-up system A small hole on

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Drop loop haul on the MAESTRO for urgent rescue

Lance Piatt / Blog, How-To Concepts, Mainline Systems and Operations, Petzl, RRG Gear Review / 42 Comments

From Gear In Use: Technical Rescue ~ 5.1 Drop loop haul on the MAESTRO for urgent rescue In certain cases of extreme urgency requiring a very rapid response, the rescuer can access the victim by descending on one rope. Once the emergency has been addressed, upward evacuation can be done at a “normal” level of

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Pulley system efficiency tests with MAESTRO, I’D S, PRO TRAXION, ROLLCLIP…

Lance Piatt / Blog, Equipment, Mechanical Advantage, Petzl / 20 Comments

There can be a big difference between the theoretical efficiency of a pulley system and its actual efficiency. Here are test results from the Petzl lab. From Gear In Use 4: Rope Access and Confined Space 1. Efficiency depending on the device used at the head of the system. The force required to raise a

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