For the 1959 Pandemonium Creek landslide in British Columbia,a velocity of 290 km/hr was estimated by
A) acquiring transmission data from sequential cutting of telegraph cables.
B) measuring superelevation data from the run-up zone.
C) first-hand accounts of surveyors monitoring the region.
D) measuring the distance the flow travelled.
E) measuring the scour depth in the source region.
Correct Answer:
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