was the most important emplacement in this sector of the front. During the course of the war accommodation, field kitchens and warehouses, a cableway station, a forge, a telephone exchange, carpentry shop, orderly room and medical posts were all constructed.

The emplacements on the ledge were capable of hitting the Austro-Hungarian trenches in the Valparola Pass , causing significant losses and providing a precise guide for the Italian artillery fire from Averau and the Cinque Torri into those lines.

The temperatures can drop to 30° below zero, with blizzards making it impossible to remain outside exposed.