Climbers face a treacherous traverse from the base of the First Step: ascending from , to the crux of the climb, the Second Step, ascending from . (The Second Step includes a climbing aid called the Chinese ladder, a metal ladder placed semi-permanently in 1975 by a party of Chinese climbers. It has been almost continuously in place since, and ladders have been used by virtually all climbers on the route.) Once above the Second Step the inconsequential Third Step is clambered over, ascending from . Once above these steps, the summit pyramid is climbed by a snow slope of 50 degrees, to the final summit ridge along which the top is reached.