2020
DOI: 10.32515/2664-262x.2020.3(34).194-200
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Surface Subsidence Ground During Tunnel Construction

Abstract: The cross-sectional area of the tunnel, fortified with a rim, is always smaller than the excavation area in the ground. Exact methods are still very arbitrary and need to be improved. The article presents the results of calculating the internal force factors of a monolithic reinforced concrete frame of a vaulted tunnel. The data obtained in the calculation of the PC "PLAXIS-8".

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Section: Peculiarities Of Entrepreneurship Functioningmentioning
confidence: 99%
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“…The responsibilities of an entrepreneur include: complying with current legislation; keeping financial records; making obligatory payments; concluding employment contracts with citizens who are hired; ensuring proper and safe working conditions, wages not lower than those established by law, and their timely receipt by employees, as well as other social guarantees; respecting the rights of consumers in order to realise their legitimate interests, ensuring reliable quality of produced goods (services); obtaining a licence to operate in areas subject to licensing in accordance with current legislation (Karpiuk, 2021).…”
Section: Peculiarities Of Entrepreneurship Functioningmentioning
confidence: 99%
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Section: Figure 1 Prerequisites For Entrepreneurial Activitymentioning
confidence: 99%
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