1. The workshop aims to discuss damage assessments of industrial sectors and lifelines from disasters to enhance cost-benefit analyses of risk mitigation measures. 2. The IDEA project seeks to develop standardized damage data collection procedures and an information system to facilitate multi-purpose data analysis following disasters. 3. The workshop will focus on businesses/insurance and infrastructure sectors, where knowledge is less structured. It will explore physical damage costs, business interruption impacts, and the need for fast recovery support of firms.