Study on the Safety Evaluation Method of Life-Saving Passage in Building Ruins under the Action of Aftershock

Table 6

PGA values corresponding to magnitudes (Boore [65] and Jiang [66]).

Magnitude (Ms)	4.0–4.4 M (g)	4.5–4.9 (g)	5.0–5.4 (g)	5.5–5.9 (g)	6.0–6.4 (g)	6.5∼6.9 (g)	7.0–7.4 (g)	≥7.5 (g)
PGA	0.06	0.10	0.19	0.23	0.35	0.41	0.69	0.81