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Ground-Controlled Twin Tension Skate Block System

Written By: Nathan Paulsberg

Ground-Controlled Twin Tension Skate Block System

In tower rescue operations, the Ground-Controlled Twin Tension Skate Block System is a pivotal technique for safely lowering incapacitated climbers. This method emphasizes efficiency and safety, utilizing a twin-tensioned rope system managed from the ground.

Understanding the Ground-Controlled Twin Tension Skate Block System

This system involves a rescuer ascending the tower to reach the stranded climber, establishing anchors above them, and connecting the climber to a twin-tensioned rope system. The ground team then manages the controlled descent, ensuring balanced load distribution between the two ropes.

Key Components:

  • Rescuer Ascent: The rescuer climbs past the victim, assessing their condition and harness integrity.
  • Anchor Setup: Anchors are established 6 to 10 feet above the victim to facilitate a smooth lowering process.
  • Twin-Tensioned Ropes: Two ropes are tensioned equally, providing redundancy and minimizing swing potential during descent.
  • Ground Control: The ground team manages the descent, maintaining communication with the rescuer to ensure safety.

For a detailed walkthrough, refer to the article “Tower Rescue Ground Control Twin Tension Skate Block.”

Advantages of the Twin Tension System

  • Redundancy: Utilizing two tensioned ropes enhances safety by providing a backup in case one rope fails.
  • Minimized Swing Fall: Equal tensioning reduces the risk of pendulum swings, especially when operating far from the structure.
  • Efficient Load Management: The system allows for controlled lowering with balanced load distribution, reducing strain on anchors and equipment.

These benefits make the twin tension system a preferred choice in tower rescue scenarios.

Operational Considerations

  • Rescuer Safety: The rescuer must maintain 100% fall protection during ascent and descent, using appropriate lanyards and positioning devices.
  • Victim Assessment: Before initiating the descent, thoroughly assess the victim’s condition and harness to ensure secure connections.
  • Communication: Maintain clear communication between the rescuer and ground team to coordinate movements and address any issues promptly.

Proper training and adherence to safety protocols are essential for the successful implementation of this system.

Conclusion

The Ground-Controlled Twin Tension Skate Block System is an effective and safe method for tower rescues, offering redundancy and controlled descent capabilities. By understanding its components and operational considerations, rescue teams can enhance their readiness for tower emergencies.

For further insights and training resources, visit Rigging Lab Academy.

Peace on your Days…

Lance
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About The Author:

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Nathan Paulsberg

Nate is a Co-Managing Director of Elevated Safety. He is a SPRAT Level 3 in charge of training and rope access jobs for ES. He is a LT with the Palatine Fire Department; a member of its Technical Rescue Team (TRT); head of the MABAS Division 1 TRT Training Committee; Rescue Squad Officer for IL Task Force 1 and oversees all rope operations for the Task Force. Nate is also a lead instructor at FDIC for the Tower Rescue HOT Class; Northeastern Illinois Public Safety Training Academy technical rescue programs. Nate is also a Veteran of the US Navy, serving as a LT in Operation Iraqi Freedom and Operation Southern Watch. When not working with rope systems, Nate is usually found out coaching at one of his three kid’s sporting events or off competing in or training for Ironman Triathlons and other endurance events. EDUCATION Bachelor of Science (BS): Business Administration from University of Iowa Associates in Applied Science (AAS): Fire Science Technology from College of DuPage Certificate: Emergency Management from College of Lake County CERTIFICATIONS SPRAT Level 3 Rope Access Supervisor Rope Rescue Operations & Technician (NFPA 1670/1006) Confined Space Operations & Technician (NFPA 1670/1006) Tower Rescue Technician (NFPA 1670/1006) Arborist Rescue Specialist Hazardous Materials Operations (NFPA 1670/1006) Swiftwater Technician (Dive Rescue International) State Certified Firefighter (Illinois) State Certified Fire Officer (Illinois) State Certified Fire Instructor (Illinois) Licensed EMT-Basic (Illinois) EXPERIENCE Lieutenant – United States Navy Lead Instructor – Northeastern Public Safety Training Association (NIPSTA) Lead Instructor – Gateway Technical College Lead Technical Instructor – START Group Head of Training Committee – MABAS Division 1 Technical Rescue Team Head of Rope Operations – Illinois Task Force 1 USAR Team Rescue Squad Officer – Illinois Task Force 1 USAR Team Career Fire Officer/EMT-Basic in NW Suburbs of Chicago, IL Lead Instructor- FDIC Tower Rescue HOT Class 2017, 2018, 2019 Lead Instructor- Rigging Lab Academy Tower Rescue Online Course

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