Petzl

Learn How to Use the ASAP Mobile Fall Arresters

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

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

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

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

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…

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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Comparison between Petzl MAESTRO and PETZL I’D for a rescue using twin tensioned haul lines

MAESTRO and I’D allow for efficient hauling, releasing the lock at any time and a controlled lower of the load. The two devices have different ergonomics and different specifications (working load and efficiency). Hauling The MAESTRO’s efficiency enables effective use of simple pulley systems. If a complex pulley system is needed to increase efficiency, it …

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How to calculate mechanical advantage within a progression!

  A mechanical advantage haul system reduces the effort required to raise a load. The mechanical advantage obtained is based on the pulley effect.   1. The pulley effect If we consider a load suspended on a rope, the rope passing through a pulley above the user, with the user’s hand holding the rope on …

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Tower Rescue: Tower Control Versus Ground Control

Tower Control Systems Tower Control relies on 1 or 2 rescuers climbing the structure with everything they need to facilitate the rescue up top. Team Selection: Tower rescue is not for everyone. It is both physically and mentally demanding. Being on top of a 200 foot tall rooftop is a completely different feeling than being up …

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