With 900 lumens of lighting power, the SWIFT RL PRO is Petzl’s brightest compact headlamp. Lightweight and rechargeable, the SWIFT RL PRO features REACTIVE LIGHTING® technology, which automatically adjusts brightness to user needs. Equipped with mixed and focused beams, as well as white and red lighting, technicians will simply love this headlamp in the workshop, for …
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. 1. Efficiency depending on the device used at the head of the system. The force required to raise a 100 kg mass was tested under several configurations with different …
Pulley system efficiency tests with Petzl Maestro, I’d S, Pro Traxion and RollClip Read More »
Over the last year or so I have been trying to up my rigging game with the main focus being “rigging light, rigging quick, rigging solid and rigging efficient”. I will be the first to admit that all for all of this to happen at the same time it is a special day. I will …
A Shout-Out to Peak Rescue Institute for their amazing commitment to Excellence and Service. To be effective, rescue personnel must be able to move over steep and difficult terrain with confidence and without incurring unacceptable risk. Use the best available hand and footholds. Search for holds deliberately and thoughtfully. Generally, footholds are preferable to handholds; …
Basic Litter Handling: Class 1-2 Litter Handling and Terrain Assessment Read More »
A Shout-Out to Peak Rescue Institute for their amazing commitment to Excellence and Service. Class 3 Litter Operations would be considered by most a low angle litter operation. Not necessarily “technical”, but terrain considerations and footing could change a “standard” operation to something a bit more meaty. It isn’t just backcountry or rural SAR teams …
From Rigging Lab Academy Course Mechanical Advantage Theory There are three categories of mechanical advantages using pulleys: Simple, Compound, and Complex. Simple MA: A Simple MA consists of a pulley system that has a single haul connection between the load and the haul team. Compound MA: A Compound MA is a simple mechanical advantage system pulling on the haul line …
5 Rules to Help Determine Simple & Compound Mechanical Advantage Systems Read More »
This piece is from the RLA course Highline Sections with Tom Woods What we’re going to look at next is the actual anchoring system for the Highline that we’ve just done. It’s a little bit unique setup in that we’ve done all of our anchoring for everything off of removable bolts. Given the area where …
Skate blocks are about the most amazing and versatile system known to rigging. Why? Low overhead. Low risk. High functionality. Super bomber! The question that most people have is, “Is it complicated?” No… Not at all. You can’t over tension this system. Take a look. Transcription from Conversations in Rigging Hi, I’m Richard Delaney …
This is a really quick look at one of the many ways a tracking skate-block can be built and run. We often hear of folks looking for a easy way to get people from “top to bottom” without having to deal with the headaches of “the math”. And so while you’ll never be able to …
Vision, training and rehearsing are purposeful events. Rarely can someone envision future events without understanding the past as there is no understanding or interpretation without history. Training involves coaching, education, drills, guidance, discipline and a host of other “things”… in short, “training” can be disastrous if done inappropriately. Rehearsing however is something different. Rehearsing involves …
