... having their high-value, heavily occupied commercial building designed, in effect, to the same earthquake performance level as a low-value farm building. Transportation A number of major expressways, rail lines, and bridges, some of very modern design, were severely damaged. There are no significant new lessons from the collapse and damage of the older unretrofitted bridges and elevated structures. The ... outages were isolated to the most heavily damaged areas. Facilities near the epicenter sustained damage while resiliency of the systems prevented widespread service interruption. Most o...

• Word Count: 24170
• Approx Pages: 97
• Grade Level: High School