蔡华昌, 张景余, 刘荣利, 刁桂苓, 黄万发, 何春贵, 张启富, 彭远黔, 杨家亮, 刁建新. 张北6.2级地震地裂缝特征及其研究意义[J]. 华北地震科学, 2001, 19(4): 47-53.
引用本文: 蔡华昌, 张景余, 刘荣利, 刁桂苓, 黄万发, 何春贵, 张启富, 彭远黔, 杨家亮, 刁建新. 张北6.2级地震地裂缝特征及其研究意义[J]. 华北地震科学, 2001, 19(4): 47-53.
CAI Hua-chang, ZHANG Jing-yu, LIU Rong-Li, DIAO Gui-ling, HUANG Wan-fa, HE Chun-gui, ZHANG Qi-fu, PENG Yuan-qian, YANG Jia-liang, DIAO Jian-xin. THE FEATURE AND RESEARCHING SIGNIFICANCE OF THE GROUND FISSURES FORMED BY ZHANGBEI 6.2 EARTHQUAKE[J]. North China Earthquake Sciences, 2001, 19(4): 47-53.
Citation: CAI Hua-chang, ZHANG Jing-yu, LIU Rong-Li, DIAO Gui-ling, HUANG Wan-fa, HE Chun-gui, ZHANG Qi-fu, PENG Yuan-qian, YANG Jia-liang, DIAO Jian-xin. THE FEATURE AND RESEARCHING SIGNIFICANCE OF THE GROUND FISSURES FORMED BY ZHANGBEI 6.2 EARTHQUAKE[J]. North China Earthquake Sciences, 2001, 19(4): 47-53.

张北6.2级地震地裂缝特征及其研究意义

THE FEATURE AND RESEARCHING SIGNIFICANCE OF THE GROUND FISSURES FORMED BY ZHANGBEI 6.2 EARTHQUAKE

  • 摘要: 张北6.2级地震现场调查结果表明,这次地震形成了大量的非构造地裂缝,它们主要分布在极震区和Ⅶ度区。地裂缝的优势方位为NNE和NWW向,与Ⅷ度等震线双向展布基本一致。利用地裂缝的空间分布特征和统计的优势方位,探讨了地裂缝与烈度分区和发震构造的关系。

     

    Abstract: The investigation on the site of Zhangbei earthquake shows that this event formed a lot of ground fissures,which distribute mainly in the zone of Ⅷ intensity and Ⅶ intensity.The preponderant directions of the fissures are NNE and NWW,which is consistent with the two-direction distribution of isoseisms.Based on the spatial distribution feature of the fissures and the statistical preponderant directions,the relation of ground fissure with intensity zoning and seismic structure is discussed.

     

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