http://www.weibull.com/hotwire/issue116/hottopics116.htm http://www.weibull.com/hotwire/issue116/hottopics116.htm Usually the damage done on a material varies b

http://www.weibull.com/hotwire/issue116/hottopics116.htm http://www.weibull.com/hotwire/issue116/hottopics116.htm Usually the damage done on a material varies by the stress to some power, not exponentially, as in the link. My understanding is the damage to asphalt scales with the 4th (ish) power of stress, which is in line with the provided numbers. 20,000/2,000=10 , 10^4 is roughly 7,550.