If you can count strands, you can pass a written test. Three strands running to the load, call it a 3:1, done. That’s the answer every student gives, and it’s not wrong — it’s just not the question that matters. The question that matters is the one nobody asks in class: what does the anchor […]
What Does Your Anchor Actually See? TMA vs. PMA Explained Read More »
Beyond “Bombproof”: How System Orientation Redefines Anchor Physics 1. Introduction: The Myth of the Absolute Anchor In high-stakes technical rigging, the term “bombproof” is often used as a static descriptor—a permanent label assigned to a massive tree or a structural steel beam. However, for the master technician, an anchor is not a static object; it
How System Orientation Redefines Anchor Physics Read More »
In technical rope rescue, the edge is often where a manageable rope system becomes difficult. Ropes bend across abrasive surfaces. Friction increases. Mechanical advantage deteriorates. Attendants struggle to move a litter through the transition. Haul and lowering systems become harder to operate predictably, while the patient and rescuers remain exposed at one of the most
Managing the Edge Through Geometry Using Elevated Anchor Systems Read More »
A technical rescue program is only as capable as the people expected to operate within it. Equipment, procedures, and organizational structure matter, but none of them replace competent instruction, deliberate practice, standardized systems, and honest performance review. Building rope rescue capability is not a one-time training event. It is an ongoing process of selecting appropriate
Building Rope Rescue Team Competency Read More »
Pulley systems have been used for centuries to move loads with greater control and less effort. The same basic principles once used in maritime rigging still apply in modern rope rescue, industrial access, and technical hauling systems. While pulley arrangements can appear complicated, five simple rules make it easier to identify the theoretical mechanical advantage
Understanding Pulley Systems for Mechanical Advantage Read More »
Anchor Angles and Load Distribution Anchor angles affect how the load is distributed between the legs of a multi-point system. The wider the angle becomes, the more force each anchor leg must carry. This relationship is central to understanding anchor forces, load relationships, and the effects of vector angles — and it’s a relationship that
Anchor Angles and Load Distribution Read More »
Mechanical advantage systems are often selected by balancing two competing needs: the force required to move the load and the speed needed to complete the operation. A traditional set of fours provides useful force multiplication, but the amount of rope that must be pulled through the system can make movement comparatively slow. The Fast Fours
Fast Fours Mechanical Advantage System Read More »
A fallen worker may remain conscious, uninjured, and capable of assisting with their own recovery, yet still be unable to climb back to the working level. The fall-arrest system has done its job, but the incident is not resolved until the worker is removed from suspension and transferred to a secure location. A Fast Fours
Using Fast Fours for Fallen Worker Recovery Read More »
Welcome to the world of technical rope rescue. Real confidence is earned on the rope and at the edge—but it starts much earlier, with how you think about systems and why they work. Before a single rope is uncoiled, a rescuer’s most valuable tools are mindset and foundational knowledge. Technical rope rescue is not just
The Academic Blueprint: A 5‑Step Approach to the Fundamentals of Technical Rope Rescue Read More »
The RLA Accelerator — Your Operational Reasoning Engine for Technical Rigging Most tools give you information. The RLA Accelerator gives you direction. Inside every RLA membership is a conversational AI built specifically for technical rope rescue. It knows the full curriculum. It knows how the domains connect. And it’s designed to do four things that
RLA Accelerator — Your Operational Reasoning Engine for Technical Rigging Read More »
Technical rescue training does not happen in one format. A rescuer may need a structured lesson one day, a video demonstration the next, and a technical illustration or downloadable reference during a later review. A training officer may need something different altogether: a way to organize concepts, reinforce instruction, support team development, and connect field
One Knowledge Base Built Around Different Ways of Learning Read More »
“How do you calculate potential force on a back tie? Today we rigged a leaning monopod setup. I did my best to keep my guy angle wider than my resultant angle, but I was wondering if there’s a way to estimate what the guy would see as they get closer to the same angle.” —
How to Calculate Back Tie Force on a Leaning Monopod Read More »
CORE was built to solve that problem. Instead of treating courses, videos, illustrations, reports, podcasts, and study tools as separate products, CORE organizes them as different ways into the same knowledge base. The subject may be anchors, mechanical advantage, mainline systems, horizontal rigging, high directionals, litter operations, or program leadership. What changes is not the
Inside Rigging Lab Academy CORE Read More »
Floating Litter Operations on Tensioned Track Line Systems Moving a patient through steep terrain often creates a conflict between control and efficiency. Ground-based litter movement can expose rescuers to unstable footing, vegetation, loose rock, and changing slope angles. Fully suspended systems eliminate terrain contact but may require more complex rigging and operational coordination. Floating litter
Floating Litter Operations on Tensioned Track Line Systems Read More »
Dynamic Directional Offsets and Active Load Positioning Offset systems are often described as methods for moving a load away from a cliff face or obstacle. While that description is technically correct, it does not fully explain the operational value of a dynamic offset. Unlike fixed transportation systems that move a load along a predetermined path,
Sideways A-Frame Offset System for Vertical Positioning and Horizontal Control Read More »
Directional Frame Raises and Edge Transition Management Vertical rescue operations often focus on the raising system itself. Mechanical advantage, hauling efficiency, and load control frequently dominate the discussion. Yet many difficult raises are not defined by what happens below the edge. They are defined by what happens when the load reaches it. The edge transition
Directional Frame Raises and Edge Transition Management Read More »
Monopod Supported Skate Block Track Line Systems Track line systems are frequently used when rescuers need to move personnel, equipment, or litter loads across terrain that cannot be negotiated safely on foot. While the track line itself provides the movement corridor, the effectiveness of the system often depends on how the rope path is managed
Monopod Supported Skate Block Track Line Systems Read More »
Hybrid High-Directional Systems for Vertical and Horizontal Rescue Operations Technical rescue systems are often categorized by their primary function. Some systems are designed to manage vertical movement. Others are designed to support horizontal transportation. Complex terrain, however, rarely presents a single movement problem. Rescuers may need to raise a patient from below a cliff edge,
Hybrid High Directional Systems for Vertical and Horizontal Rescue Operations Read More »
From Two-Tensioned Rope Systems to Tensioned Track Lines Managing Redundancy, Load Sharing, and System Transitions in Canyon Rescue Technical rescue operations rarely fail because rescuers cannot build a lowering system. They fail because rescuers lose control of force during transitions. This becomes especially apparent in canyon environments where a rescue may begin as a vertical
Two Tensioned Rope Systems and Tensioned Track Line Transitions in Canyon Rescue Read More »
Litters and Litter Rigging Patient packaging and patient transportation are closely connected, yet they are not the same task. A patient may be properly positioned, restrained, and protected within a litter, but those efforts alone do not guarantee a successful rescue. Once packaging is complete, the challenge shifts from preparing the patient to moving the
Litters and Litter Rigging Understanding the Rescue Transport System Read More »