logging in or signing up Teachers First Talk 14th October 2009 Dr_Dave Download Post to : URL : Related Presentations : Share Add to Flag Embed Email Send to Blogs and Networks Add to Channel Uploaded from authorPOINT lite Insert YouTube videos in PowerPont slides with aS Desktop Copy embed code: (To copy code, click on the text box) Embed: URL: Thumbnail: WordPress Embed Customize Embed The presentation is successfully added In Your Favorites. Views: 3329 Category: Science & Tech.. License: All Rights Reserved Like it (0) Dislike it (0) Added: October 14, 2009 This Presentation is Public Favorites: 1 Presentation Description This is a general presentation on the impacts of the Wenchuan (Sichuan) earthquake in May 2008 Comments Posting comment... Premium member Presentation Transcript A review of hazards from the 2008 Wenchuan (Sichuan) earthquake : A review of hazards from the 2008 Wenchuan (Sichuan) earthquake David Petley http:daveslandslideblog.blogspot.com Slide 3: Tibetan plateau Pengguan fault Chengdu basin Yingxiu-Beichuan Fault Slide 4: Maoxian Beichuan Songpan Mianyang Deyang Jiangyou Doujiangyan Pingwu Qingchuan Lixian Mianzhu Pengzhou Wenchuan Yingxiu 14:28 12/05/2008 Mw = 7.9 D= 19 km The Yingxiu-Beichuan fault : The Yingxiu-Beichuan fault The Pengguan fault : The Pengguan fault Slide 12: Baihua bridge Destroyed Infrastructure Slide 13: Landslides: Before and After Landsat 5 18/09/2007 SPOT5 13/10/2008 26 landslides of >10 million m3 : 26 landslides of >10 million m3 Case study – Beichuan Town : Case study – Beichuan Town Case study: Beichuan town Slide 18: 700 people killed Beichuan Middle School landslide Location of school Slide 20: 1600 people killed Wangjiayan Landslide (10 mins after Main shock) Wangjiayan (Beichuan old town) landslide : Wangjiayan (Beichuan old town) landslide Debris pushed ahead of the slide : Debris pushed ahead of the slide Not the biggest though… : Not the biggest though… An even bigger one! Wenjiagou : An even bigger one! Wenjiagou The biggest of them all - Daguangbao : The biggest of them all - Daguangbao Slide 27: Daguangbao landslide 742 million m3 Slide 28: Daguangbao (3047m) 平梁子(2208m) 风波岩(2027m) 白果林(1690m) 大偏桥(1230m) 小光包(2850m) 门 槛 石 沟 ② ③ 红 洞 子 沟 Landslides caused other problems tooTangjiashan : Landslides caused other problems tooTangjiashan Water splash : Water splash Erosion from splash Probable second phase Slide 31: Landslide dam Scarp 800m 620m Landslide stats:- Length: 800 m Width: 620 m Volume: 3.5 million m3 Lake Flood wave passing the ruins of Beichuan town : Flood wave passing the ruins of Beichuan town Flood wave passing Mianyang city Beichuan: multiple debris flows : Beichuan: multiple debris flows Debris flows remain a major problem : Debris flows remain a major problem Day to day life : Day to day life Reconstruction : Reconstruction New school buildings : New school buildings Conclusions : Conclusions You do not have the permission to view this presentation. In order to view it, please contact the author of the presentation.
Teachers First Talk 14th October 2009 Dr_Dave Download Post to : URL : Related Presentations : Share Add to Flag Embed Email Send to Blogs and Networks Add to Channel Uploaded from authorPOINT lite Insert YouTube videos in PowerPont slides with aS Desktop Copy embed code: (To copy code, click on the text box) Embed: URL: Thumbnail: WordPress Embed Customize Embed The presentation is successfully added In Your Favorites. Views: 3329 Category: Science & Tech.. License: All Rights Reserved Like it (0) Dislike it (0) Added: October 14, 2009 This Presentation is Public Favorites: 1 Presentation Description This is a general presentation on the impacts of the Wenchuan (Sichuan) earthquake in May 2008 Comments Posting comment... Premium member Presentation Transcript A review of hazards from the 2008 Wenchuan (Sichuan) earthquake : A review of hazards from the 2008 Wenchuan (Sichuan) earthquake David Petley http:daveslandslideblog.blogspot.com Slide 3: Tibetan plateau Pengguan fault Chengdu basin Yingxiu-Beichuan Fault Slide 4: Maoxian Beichuan Songpan Mianyang Deyang Jiangyou Doujiangyan Pingwu Qingchuan Lixian Mianzhu Pengzhou Wenchuan Yingxiu 14:28 12/05/2008 Mw = 7.9 D= 19 km The Yingxiu-Beichuan fault : The Yingxiu-Beichuan fault The Pengguan fault : The Pengguan fault Slide 12: Baihua bridge Destroyed Infrastructure Slide 13: Landslides: Before and After Landsat 5 18/09/2007 SPOT5 13/10/2008 26 landslides of >10 million m3 : 26 landslides of >10 million m3 Case study – Beichuan Town : Case study – Beichuan Town Case study: Beichuan town Slide 18: 700 people killed Beichuan Middle School landslide Location of school Slide 20: 1600 people killed Wangjiayan Landslide (10 mins after Main shock) Wangjiayan (Beichuan old town) landslide : Wangjiayan (Beichuan old town) landslide Debris pushed ahead of the slide : Debris pushed ahead of the slide Not the biggest though… : Not the biggest though… An even bigger one! Wenjiagou : An even bigger one! Wenjiagou The biggest of them all - Daguangbao : The biggest of them all - Daguangbao Slide 27: Daguangbao landslide 742 million m3 Slide 28: Daguangbao (3047m) 平梁子(2208m) 风波岩(2027m) 白果林(1690m) 大偏桥(1230m) 小光包(2850m) 门 槛 石 沟 ② ③ 红 洞 子 沟 Landslides caused other problems tooTangjiashan : Landslides caused other problems tooTangjiashan Water splash : Water splash Erosion from splash Probable second phase Slide 31: Landslide dam Scarp 800m 620m Landslide stats:- Length: 800 m Width: 620 m Volume: 3.5 million m3 Lake Flood wave passing the ruins of Beichuan town : Flood wave passing the ruins of Beichuan town Flood wave passing Mianyang city Beichuan: multiple debris flows : Beichuan: multiple debris flows Debris flows remain a major problem : Debris flows remain a major problem Day to day life : Day to day life Reconstruction : Reconstruction New school buildings : New school buildings Conclusions : Conclusions