平潭海峡大桥海上地震勘探-地球科学.pdf

32 4 ——— Vol.32　No.4 2 0 0 7 7 Earth Science—Journal of China University of Geosciences July 　2 0 0 7 1, 2 3 1, 4, 5 高　霞 , 张永旺,魏文博 1.中国地质大学地下信息探测技术与仪器教育部重点实验室, 北京 100083 2.北京艾达天地岩土技术 限公司, 北京 100083 3.中国地质大学能源学院, 北京 100083 4.中国地质大学地质过程与矿产资源国家重点实验室, 北京 100083 5.中国地质大学地球物理与信息技术学院, 北京 100083 :3478 m , , . 、、, , , 、, . :, , 200 Hz , 、. :;;;. :P631.4 　　　　:1000-2383(2007)04-0540-05　　　　:2007-04-12 Seismic Geophysical Exploration in Pingtan Strait Bridge, Fujian, East China Sea 1,2 3 1,4,5 GAO Xia , ZHANG Yong-w ang , WEI Wen-bo 1.Geo-detection Laboratory of the Ministry of Education, China University of Geosciences, Beij ing 100083, China 2.Beij ing A ida Tiandi Geotechnical Corp ., Ltd., Beij ing 100083, China 3.School of Energy Resources, China University of Geosciences, Beij ing 100083, China 4.State ey Laboratory of GeologicalProcesses and Mineral Resources, China University of Geosciences, Beij ing 100083, China 5.School of Geop hysics and Inf ormation Technology, China University of Geosciences, Beij ing 100083, China Abstract:Building the Pingtan Strait bridge in Fujian Province, with a span of 3478m, is a very large project.Due to the bad natu- ral conditions and insufficient investment capital, the engineering problems are very complex.According to the vibrating impact- model source, reflection seismic exploration was conducted to investigate the strata configuration and the geological conditions.At the same time, the evaluation was made of the geological engineering conditions for building the bridge. Key words:Pingtan