Crampons mountaineering

Crampons are traction devices attached to mountaineering boots for climbing ice and firm snow, essential in high-altitude expeditions.

About this subject

Crampons are crucial safety equipment in winter mountaineering. They consist of a metal frame with spikes or points that attach to the boot sole, providing traction on icy surfaces. Invented in the early 20th century, modern crampons evolved from 10-point designs to lighter, adjustable versions with 12 or 14 points and quick-locking systems. They are classified as rigid, semi-rigid, or flexible, depending on climbing style and footwear. In Himalayan or Andean expeditions, they are mandatory on glacial terrain, preventing fatal slips. Walking technique requires practice: steps must be firm and parallel, with weight well distributed. Beyond alpine use, crampons are used in mountain rescues and on icy roofs. Their importance is such that they are mandatory in high-mountain courses in Brazil, especially in the Serra da Mantiqueira and Itatiaia National Park.

Frequently Asked Questions

What is the difference between rigid and flexible crampons?

Rigid crampons are used with plastic or stiff boots for technical ice climbing, while flexible ones adapt to leather or general mountaineering boots, being more versatile.

Can crampons be used on any boot?

No. The boot needs a rigid or semi-rigid sole and a heel welt for the binding, or strap-on systems can be used for boots without welts.

Are crampons dangerous to walk on ground?

Yes, the spikes can cause tripping or damage floors. Many models include rubber covers for use on non-snowy surfaces.