rock step


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rock step

[′räk ‚step]
(geology)
References in periodicals archive ?
Tolson made light work of the first six sections his first loss coming on section seven, this featured an off cambered rock slab with a tight uphill turn to a rock step requiring delicate throttle control to maintain traction.
But Affleck never once looked in bother, even on the difficult climb and rock step as he fired his machine through clean on each visit.
On June 8 1924, Andrew "Sandy" Irvine and George Mallory began climbing a prominent rock step high on Mount Everest.
They have told me that when you fell, when your hand, wet, slipped free of mine and you toppled headlong off that little rock step, you were lucky to have landed back first, the crown of your skull making secondary contact.
Anecdotal evidence suggests that the rock step is responsible for numerous ankle joint and soft tissue injuries.
Side-to-side variation, front and back, rock step in place, clockwise and counterclockwise movement.
My eyes became fixed on one tiny black spot silhouetted on a small snow-crest beneath a rock step in the ridge; the black spot moved.
Winfield shook off the effects of a bad crash on the rock step of seven and nailed it on the last lap with a superb clean.
Kendrew produced a cracking first lap to lead by one mark after Austy A failed the awkward gully climb of three, but then Kendrew hit trouble on his second tour, losing five marks - and the win - on the huge rock step of section six.
The 63-year-old man escaped death when he fell from the Rock Step at Crib y Ddysgol.
Nobody mastered section five which featured a difficult final climb with an initial rock step - Stephenson was best here on his Honda losing just one mark over his four attempts.
Kendrew lost his chance of the win on the double rock step of section eight, failing first lap and then one more on his second visit.