Bulletin of Surveying and Mapping ›› 2021, Vol. 0 ›› Issue (12): 83-87,93.doi: 10.13474/j.cnki.11-2246.2021.378

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Application of remote sensing technology in site selection of a station on Sichuan-Tibet Railway

YUAN Dong, REN Jinlong, ZHANG Guangze, XU Zhengxuan, FENG Tao   

  1. China Railway Eryuan Engineering Group Co., Ltd., Chengdu 610031, China
  • Received:2020-11-17 Revised:2021-03-24 Published:2021-12-30

Abstract: The Kangding station of Sichuan-Tibet Railway is located in the alpine valley area. It is extremely difficult to locate the station because of highly different terrain and complex geological environment. Through the full application of high-resolution remote sensing technology, supplemented by thermal infrared, InSAR and other new remote sensing technologies, the major engineering geological problems such as active faults and unfavorable geology in site selection area of the station are identified in detail and analyzed comprehensively. Sandaoqiao is selected as the optimum scheme for the station site. It provides an important basis and guidance for engineering geological mapping and exploration work. The research results have reference value for similar station location work in complex and dangerous mountainous areas.

Key words: Sichuan-Tibet Railway, high-resolution remote sensing, active faults, unfavorable geology, thermal infrared, InSAR, scheme selection

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