Sven Yrvindvideo
About safety.
July 12, 2026 · 10 min · 3K views
What this video covers
Sven Yrvind works through a safety equipment checklist aboard his small high-latitude boat, Irwin, explaining tether length logic, helmet use, and document storage.0:19
The central argument on tethers: a short boat warrants a long tether because a small boat with small sails will stall when a crew member goes overboard, letting them climb back aboard easily.0:19 A large boat demands a short tether to keep crew inboard entirely, because falling off a big boat drags a person underwater and recovery — especially from the foredeck, outside the shrouds — is nearly impossible.0:49 He chooses flat webbing over rope for his tethers because webbing dries far faster and spreads load across a wider skin surface; each tether is 10 meters.4:39 He secures the attachment point with a simple knot sealed with 10-second post glue rather than a snap buckle, favoring simplicity and low cost.3:07 On helmets, he rejects them aboard a small boat as impractical and unnecessary, comparing the impulse to fitting racing-car helmets in ordinary cars.2:00 He also seals unused water-collection boom intakes and repurposes a rigid document case — stiffened with 4 mm plywood — to store ship's papers including the international certificate from the Royal Kingdom of Sweden.5:57
A long tether suits a small boat because the boat stops; a short tether suits a large boat because the water does not let you back.0:12
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