- Class 4 terrain. A fall on Class 4 rock could be fatal. Jun 24, 2020 · Class 4 is considered to be more of a climbing or mountaineering route than a hiking trail. Expect to have to rope up frequently, and in some places you’ll have to perform fairly challenging rock climbing moves. It marks a crucial transition point between non-technical scrambling and full-fledged technical rock climbing. Aug 22, 2024 · Learn how to scramble safely and confidently on Class 3 and 4 terrain. This may be caused by a combination of steepness and extreme terrain (large rocks or steep snow). In this article, we explain that with visual examples. To help make everything easier, I’ve broken the entire Feb 9, 2023 · Fourth Class Terrain (Class 4) From reach fourth class terrain, take third class, add exposure (places where you can fall quite a ways), steepness, and make the terrain more challenging. While the climbing or traversing might be considered easy, unstable terrain and a high level of exposure warrant the use of a rope for most Class 4 routes. Jul 19, 2025 · Class 4 is a classification within the Yosemite Decimal System (YDS), a widely recognized grading scale used to describe the difficulty and risk of hiking, scrambling, and climbing routes. zz3netwz 1ytrc vurw8 mop vn rc7roqgp9 qqrzt o1d 2xwf c7ilev