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Qingdao Tunnel

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Journal Article
Published: 23 December 2019
Journal of Environmental and Engineering Geophysics (2019) 24 (4): 629–639.
... subway construction. This paper describes the successful application of geological prospecting and grouting assessment at the tunnel site of Qingdao subway line No. 1. The study area is located in a coastal bedrock fissure water distribution area. It was decided to conduct surface grouting to reduce...
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Journal Article
Published: 23 December 2019
Journal of Environmental and Engineering Geophysics (2019) 24 (4): 537–547.
... such as water inrush and mud gushing, pose a major threat to metro construction. Geophysical survey techniques provide quick and relatively inexpensive ways to detect adverse geological structures ahead of the tunnel face. Left line of the R3 metro tunnel in Qingdao, China will pass an aquifer sand layer under...
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Journal Article
Published: 23 December 2019
Journal of Environmental and Engineering Geophysics (2019) 24 (4): fmv–fmvii.
... for grouting assessment at the tunneling site of Qingdao subway Line 1. The study area is located in a coastal bedrock fissure water rich area. Surface grouting was conducted to reduce the high risk of water inrush. Integrated geophysical investigation consists of electrical resistivity tomography (ERT...
Image
Location and top view maps of the studied area: a) location of <span class="search-highlight">Qingdao</span>, Chi...
Published: 23 December 2019
Figure 1  Location and top view maps of the studied area: a) location of Qingdao, China; b) the location of the subway line 1 of Qingdao; c) top view maps of the studied area; and d) photo of tunnel site.
Journal Article
Published: 24 May 2024
Journal of Environmental and Engineering Geophysics (2023) 28 (3): 153–154.
... and Technology, Qingdao, China, in 2011 and 2018, respectively. He received the Ph.D. degree in engineering with the School of Civil Engineering, Shandong University, Jinan, China, in 2022. He joined the Inner Mongolian University School of Transportation in April 2023. His research interests include tunnel...
Image
Sketch map of the area of geophysical investigations: a) Location of the st...
Published: 23 December 2019
Figure 1.  Sketch map of the area of geophysical investigations: a) Location of the study area; b) map of Metro Line R3 in Qingdao (Li et al ., 2018); c) layout of the ERT survey lines relative to the tunnel on the surface; and d) general view of work area in the tunnel: seismic ahead
Journal Article
Published: 24 May 2024
Journal of Environmental and Engineering Geophysics (2023) 28 (3): 113–123.
...., Pang Y., Liu R., Liu B., and Liu Z. 2020 , Integrated investigation for geological detection and grouting assessment: a case study in Qingdao Subway Tunnel, China : Journal of environmental and engineering geophysics , 24 ( 4 ) 629 – 639 . Gangrade R. M., Mooney...
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Journal Article
Published: 01 September 2020
Journal of Environmental and Engineering Geophysics (2020) 25 (3): 439–445.
... at the School of Geosciences, China University of Petroleum (East China), Qingdao, China. He has authored over ten papers in geophysics and engineering education. His research interests include quantifying complexity in subsurface systems; fractals theory in seismic interpretation; stochastic seismic inversions...
Journal Article
Journal: Geophysics
Published: 12 June 2024
Geophysics (2024) 89 (4): KS129–KS143.
..., the convenient parallel observation system emerges as a good choice. 26 2 2023 28 2 2024 3 3 2024 2024 Society of Exploration Geophysicists passive acquisition surface wave Rayleigh wave Doctoral Research Fund Project of Qingdao Huanghai University 2020boshi01 National...
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Journal Article
Published: 23 December 2019
Journal of Environmental and Engineering Geophysics (2019) 24 (4): 569–578.
...., Wang, H.T., Liu, H.D., Guo, Q., 2018 , Assessment of electrical resistivity imaging for pre-tunneling geological characterization - A case study of the Qingdao R3 metro line tunnel : Journal...
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Journal Article
Published: 23 December 2019
Journal of Environmental and Engineering Geophysics (2019) 24 (4): 579–592.
... interpretation and imaging of the global apparent resistivity and differential conductance for the selected survey lines in the complex model: a) Imaging results of the x components; and b) Imaging results of the y components. This study selected the predictions of the Qingdao submarine tunnel...
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Journal Article
Published: 27 May 2020
Journal of Environmental and Engineering Geophysics (2020) 25 (1): 65–74.
...., Liu, B., and Liu, Z., 2019 , Integrated investigation for geological detection and grouting assessment: A case study in Qingdao Subway Tunnel, China : Journal of Environmental and Engineering Geophysics , 24 , 629...
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Journal Article
Journal: Lithosphere
Publisher: GSW
Published: 20 May 2024
Lithosphere (2024) 2024 (2): lithosphere_2024_113.
... tunnels,” Journal of Rock Mechanics and Engineering , vol. 42 , no. 3 , p . 12 , 2023 . 40 Q. Zhang , H. Wang , Y. Zhao , et al , ““stability analysis of new tunnels close to small-angle diagonal underpasses of existing tunnels - a case study of Qingdao Metro line 8...
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Journal Article
Published: 19 September 2019
Journal of Environmental and Engineering Geophysics (2019) 24 (3): 497–505.
... the internal rocks in the working face. Therefore, we propose that 3D ERT is better suited for underground coal mines, and we can take advantage of the open tunnels to more accurately map internally to the mine workings. In the acquisition of 3D ERT, the E-scan method ( Li and Oldenburg, 1992 ), the roll...
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Journal Article
Journal: Geophysics
Published: 26 March 2019
Geophysics (2019) 84 (3): E143–E154.
...: http://dx.doi.org/10.1111/1365-2478.12093 . GPPRAR 0016-8025 Zhang Z. Zeng Z. Sun X. Wang X. He R. , 2017 , Application of transient electromagnetic method in tunnel exploration : International Geophysical Conference, Qingdao, China , 489 – 492 . Zhu X. Su X...
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Journal Article
Published: 01 November 2020
The Journal of Geology (2020) 128 (6): 517–534.
... ). The deformed section ( fig. 5 ) outcrops on the flanks of a northeast-southwest elongated excavation for an irrigation tunnel, about 1 km north of the road connecting Parnapalle-Pulivendla, near Parnapalle village. The deformed package shows common asymmetric, northwest-southeast trending sharp-hinged gentle...
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Journal Article
Published: 19 May 2020
Canadian Journal of Earth Sciences (2020) 57 (12): 1428–1446.
... in the east, bordered by the Wulian–Qingdao–Yantai Fault ( Fig. 1 ). Fig. 6. Paragenetic sequence of main minerals in the Damoqujia gold deposit. The early stage is characterized by pyrite–K-feldspar–sericite–silica altered rocks or a few of pyrite–K-feldspar–quartz lenses in fault ( Figs. 5A–5C...
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Journal Article
Journal: Lithosphere
Publisher: GSW
Published: 20 April 2022
Lithosphere (2021) 2021 (Special 4): 4643257.
... rules, leading to significant differences in its characteristics. It has a significant impact on the weakening of the mechanical properties of the rock formation and aggravates the destruction of the hard rock tunnel [ 27 ]. When distinguishing the groundwater sources of each aquifer, it can...
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Journal Article
Journal: SEG Discovery
Published: 01 October 2015
SEG Discovery (2015) (103): 1–48.
... ground conditions in poorly ventilated tunnels. hydrostatic boiling point for depth conditions. In a few deep mine developments, very hot underground con- ditions (>80°C) will have to be addressed to transform mineral deposits into ore resources (Wood, 2012, SEG Distinguished Lecture). Geothermal energy...
Journal Article
Journal: SEG Discovery
Published: 01 April 2021
SEG Discovery (2021) (125): 1–72.
...: Beijing Research Institute of Uranium Geology in Beijing, China; China University of Geosci- ences Beijing in Beijing, China; China University of Mining and Technology in Xuzhou, China; China University of Petroleum in Qingdao, China; Lan- zhou University in Lanzhou, China; Shandong University of Sciences...