A mountaineering backpack is fundamentally different from hiking and trekking backpacks. It is a piece of equipment that directly impacts safety and efficiency on the trail.
The basic requirements for a mountaineering backpack include:
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Protection of contents from falls, shocks, and impacts
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Minimal empty weight
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Stable and comfortable fit on the back
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Water and snow resistance
Design Features of a Mountaineering Backpack
The backpack’s weight is reduced by:
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simplified back and strap design
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lack of external pockets
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minimal amount of hardware
The mountaineering backpack has a tube-shaped entrance with a drawstring.
Using zippers in the main entrance area is not recommended due to their vulnerability in cold, ice, and mud.
Backpack Types by Task
Assault Backpack (approximately 40 liters)
Used for:
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One-day ascents
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High-speed routes
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Training ascents without overnight stays
Required elements:
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rigid or semi-rigid backrest
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mounts for ice axe and ice tools
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minimal weight and compactness
The backpack contains:
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thermos and food
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spare warm clothing
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group gear if needed
Multi-day backpack (approx. 80L)
Used for:
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Autonomous routes
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Bivouac and group gear
Requirements:
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rigid back
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ability to store the bulk of your gear inside
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lighter weight than trekking backpacks of similar capacity
Only the following may be mounted externally:
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ice axes
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tools
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sticks
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karemata
Wall Storage Bin
Applies to:
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Difficult and long routes
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Walls
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Routes with equipment drop-off
Features:
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High strength
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Suspension mount
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Short carry straps
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No external Fastenings
Backpack Belay
All mountaineering backpacks are required to be equipped with a belay.
The backpack must be secured:
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at the stations
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at the bivouac
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when working with a rope
Losing a backpack on a route is a critical situation.
Guidelines for use
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All gear, including the rope, is stored inside the backpack
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External attachment is permitted only on approaches
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The thermos is carried inside the backpack
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Pockets are used minimally.
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Hydration systems are not recommended for mountaineering.
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Loops for attaching a mat, rope, and tent should be extended.
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Ice axe attachments are necessary. Know how to use it correctly
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Avoid unnecessary “functions” and decorative elements.
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Backpacks with a bottom zippered entrance are not suitable.
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Waterproof materials are preferred.
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Dry bags are a must.
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The backpack must be selected strictly according to size (there are no back length adjustments).
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The backpack’s self-insurance must be reliable and comfortable.
Conclusion
A backpack in mountaineering is not a comfort item, but a working tool.
An incorrectly selected backpack:
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reduces mobility
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complicates work on the route
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increases the risk of accidents
Source of the article: alp.org.ua