A rockfall or rock-fall is a quantity of rock that has fallen from a cliff face or from the roof or walls of mine or quarry workings. [1][2]

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Jul 27, 2006 · Rockfall hazard zones occur throughout the park near any cliff faces. If you witness a rockfall from the Valley floor, quickly move away from the cliff toward the center of the Valley.

A popular section of the Palisades Interstate Park has been closed after a dangerous rockfall near the New Jersey-New York border, park officials said. The “Giant Stairs” section of the Shore ...

Jul 20, 2023 · Rockfalls are abrupt movements of masses of geologic materials, such as rocks and boulders, which become detached from steep slopes or cliffs. Separation occurs along …

Oct 2, 2017 · Stock is discovering new insights into rockfall—not just where, and how often, the cliffs dump debris, but what triggers it. He’s inching closer to answering the surprisingly elusive …

Aug 18, 2025 · So, what exactly is a rockfall? The rockfall meaning refers to the downward movement of individual rocks or boulders from a cliff or steep slope. It usually happens when a …

Jun 11, 2018 · Rockfall is a form of mass movement or mass wasting in which pieces of rock travel downward through some combination of falling, bouncing, and rolling after they are …

Aug 10, 2025 · Managing rockfall hazards involves identifying risk areas, implementing mitigation techniques, and having emergency plans in place. These steps help minimize damage to …

2 days ago · Access to view the popular Boulder Falls will return, in a new way, after the trail to the waterfall was significantly damaged by rockfall in late 2024.