A seismic hazard map for a site is defined by a ground-motion level with probability…

PHYSICS · Multi-part · Fermi University Physics · Mathematical Methods for Physics · Earth, Climate & Energy Physics · Seismology, tectonics and geodynamics

The Solid Earth, Ch Faults, the earthquake cycle and seismic hazard

Problem

A seismic hazard map for a site is defined by a ground-motion level with 5%5\% probability of exceedance in 30 yr30\,\mathrm{yr}, assuming a Poisson process of exceedances. ((a)) Find the annual exceedance rate λ\lambda and the corresponding return period. ((b)) Find the probability that this ground-motion level is exceeded at least once in a 100 yr100\,\mathrm{yr} building life.

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