Field Evidence for Seismic Resilience in Plateau Earthen–Timber Settlements
编号:111 访问权限:仅限参会人 更新:2026-07-30 17:25:06 浏览:9次 口头报告

报告开始:2026年08月11日 11:30(Asia/Hong_Kong)

报告时间:15min

所在会场:[S1] Session 1 Seismic Assessment and Design for Resilient Slopes [S1.5] Session 1 Day 3

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摘要
Recent strong shaking in southern Tibet exposed the fragility of plateau settlements where traditional earthen–timber dwellings remain common and emergency support is constrained by altitude, distance, and cold-season conditions. This presentation uses evidence from the 2025 Tingri earthquake to examine how physical impact and social response jointly shaped life-safety outcomes in remote high-altitude communities.
      Rapid field reconnaissance was conducted from four to eighteen days after the event, before original damage traces and early response information were substantially altered. The investigation combined earthquake-geological observations, dwelling-damage surveys, questionnaire responses, semi-structured interviews, fatality-location information, and spatial hazard data. These materials were organized into site-level indicators describing near-fault effects, ground shaking, observed dwelling damage, human behavioral response and relative fatality intensity.
      The findings indicate that fatality concentration was strongly conditioned by near-fault effects and severe dwelling damage. However, physical exposure alone did not fully account for the spatial variation in life-safety outcomes. Differences in warning perception, protective action, self-rescue, mutual aid, and post-earthquake support provided additional explanatory information within the case dataset. Sites with more effective behavioral and community response tended to show lower fatality intensity under otherwise comparable hazard and damage conditions.
      The study highlights the value of rapid first-hand reconnaissance for understanding earthquake consequences in remote plateau regions. It also suggests that seismic resilience in traditional settlements should be strengthened through safer housing, locally adapted risk communication, preparedness training, mutual-aid capacity, and continuity of emergency support.
 
关键词
Field evidence,Fatality,Human behavior,Tingri earthquake
报告人
Yiling ZHOU
Zhejiang University

稿件作者
Yiling Zhou Zhejiang University
Shuai Zhang Zhejiang University
Qiang Xu State Key Laboratory of Geohazard Prevention and Geoenvironment Protection
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重要日期
  • 会议日期

    08月09日

    2026

    08月13日

    2026

  • 08月09日 2026

    初稿截稿日期

  • 08月12日 2026

    注册截止日期

主办单位
International Consortium on Geo-disaster Reduction (ICGdR)
UNESCO Chair on Geoenvironmental Disaster Reduction
承办单位
The Hong Kong Polytechnic University
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