STUDY ON ENGINEERING GEOLOGY CONDITION OF BAISHA RIVER SECTION OF QINGDAO METRO LINE M1 AND ANALYSIS OF FACTORS AFFECTING TUNNEL CONSTRUCTION SAFETY

Engineering geology, hydrogeology and engineering environmental condition of Baisha river section of Qingdao Metro line M1 is very complex, and may have a serious threat to the tunnel construction security. Based on preliminary survey data, this article conducted a detailed analysis and research on this section, and offers suggestions for problems needs to be focused on during the next detailed investigation. And it also offers certain guiding significance for the engineering investigation, design and construction of similar complex sections of future subway lines.