scholarly journals Landslide protection of the ski resort “Mountain Air” on the Sakhalin Island

2019 ◽  
Vol 265 ◽  
pp. 04013
Author(s):  
Sergey Matsiy ◽  
Vladimir Matsiy

This article contains the results of engineering and geological surveys and geotechnical calculations made for the development of the sports complex STK "Mountain Air" in the south-eastern part of Sakhalin Island. Design and survey work is performed, as well as reconstruction and setup of the associated infrastructure of the complex, including the construction of ski slopes and cable-ways. The description of the designed supporting and retaining structures is given.

2021 ◽  
Vol 70 (2) ◽  
pp. 175-187
Author(s):  
Péter Pecsmány ◽  
András Hegedűs ◽  
János Vágó ◽  
Norbert Németh

The fracture deformations often result in linear morphological elements (lineaments, valleys) on the surface. In many cases, the direction of the lineaments and valleys can be well followed by the strike of the geological structural elements. Therefore, conclusions can be drawn from these directions for regional tectonic processes. Our work aimed to analyse the relationship between the valley and lineament network and the structural elements in the south-eastern part of Bükk Region. We prepared the theoretical drainage network map and lineament map of the area. The direction of the linear elements was examined separately on the eastern part of South-Eastern Bükk that is built up mainly by Mesozoic limestone and the eastern side of Bükkalja area covered by Neogene and Quaternary sediments. Structural geological surveys were also performed on seven sites to measure the strike of joint sets. These results were compared with the valleys’ direction in the 2 km wide area of the measurement sites. Based on our results, it can be stated that the development of the drainage network was influenced by the geological elements; however, there are local differences in the characteristics of the South-Eastern Bükk and Bükkalja. Our study confirmed that the study of linear morphological elements has great importance in the exploration of geological structural elements.


2019 ◽  
Vol 59 (1) ◽  
pp. 184-186 ◽  
Author(s):  
A. V. Krek ◽  
M. O. Ulyanova ◽  
E. S. Bubnova ◽  
V. A. Krechik ◽  
D. V. Ryabchuk ◽  
...  

In 2017, comprehensive geological, geophysical, hydrological and hydrochemical researches were conducted in the South-Eastern Baltic Sea and the Gulf of Finland. 1775 nautical miles of surveys were conducted using multibeam echosounder and profiler. Surface bottom sediments (156 samples), the upper undisturbed layer of pelitic sediments and bottom water (15 samples), 2 cores were taken. Laboratory analyzes were performed on pH (189), concentration of oxygen (246), suspended matter (286) and oil products (110). Microplastic was also collected in the water (118) and bottom sediments (45). Conducting comprehensive research in the South-Eastern Baltic Sea allowed us to record the weakening of the Major Baltic Inflow effects, followed by changes in the environmental conditions of the region. Geological surveys in the Gulf of Finland expanded the coverage area of the bottom of multibeam surveys and contributed to the refinement of the formation processes of linear and circular transgressions at the bottom.


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