Ground surveying and mapping, field investigation and engineering drilling are adopted;A large-scale geological disaster survey was carried out along the Duku Highway (Dushanzi-Kuqa) by means of indoor tests of engine...Ground surveying and mapping, field investigation and engineering drilling are adopted;A large-scale geological disaster survey was carried out along the Duku Highway (Dushanzi-Kuqa) by means of indoor tests of engineering geophysical exploration and other methods. The types and development laws of geological disasters along the line are summarized. There are 520 geological disasters along the line. 377 of them collapsed;37 landslides;106 debris flows;The collapse failure mechanism is mainly of toppling type;Debris flows are mostly gully-type torrential rain-type dilute debris flows;Landslide is mainly of rock traction type. Disasters mainly occurred during the period of concentrated rainfall;Geological disasters have certain spatial distribution characteristics. Most geological disasters are debris flow and collapse;There are fewer landslides. The results of the investigation and research have guiding and referential significance for the prevention and control of geological disasters on Duku Highway.展开更多
文摘Ground surveying and mapping, field investigation and engineering drilling are adopted;A large-scale geological disaster survey was carried out along the Duku Highway (Dushanzi-Kuqa) by means of indoor tests of engineering geophysical exploration and other methods. The types and development laws of geological disasters along the line are summarized. There are 520 geological disasters along the line. 377 of them collapsed;37 landslides;106 debris flows;The collapse failure mechanism is mainly of toppling type;Debris flows are mostly gully-type torrential rain-type dilute debris flows;Landslide is mainly of rock traction type. Disasters mainly occurred during the period of concentrated rainfall;Geological disasters have certain spatial distribution characteristics. Most geological disasters are debris flow and collapse;There are fewer landslides. The results of the investigation and research have guiding and referential significance for the prevention and control of geological disasters on Duku Highway.
