What is an important action to take when setting multiple ice screws for an anchor?

When setting multiple ice screws for an anchor, spacing them at least 1 foot apart is crucial for ensuring the strength and reliability of the anchor system. Proper spacing helps to distribute the load more evenly across the ice surface and reduces the risk of creating a failure point. If screws are too closely placed, there is a greater chance that one screw could compromise the integrity of the others, particularly if one experiences a failure.

This practice not only increases the overall safety of the anchor but also provides a backup in case one screw fails, as the others remain functional. It is an essential technique in ice climbing and rescue scenarios where stability and safety are paramount.

In contrast, placing screws too close together, orienting them all in the same direction, or using screws of varying lengths may introduce weaknesses or reduce the effectiveness of the anchor. Those strategies do not optimize the anchor system's performance and can lead to higher risks in rescue situations.