Numerical analysis in rock engineering 1

The rock support and reinforcement are an important area of analysis for underground rock cavern analysis for safe construction in a space constrained society today. The objective of this report is to evaluate the effects of rock bolt on rock cavern stability using the Discontinuous Deformation Ana...

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Main Author: Yang, Wei Xuan
Other Authors: Zhao Zhiye
Format: Final Year Project
Language:English
Published: 2014
Subjects:
Online Access:http://hdl.handle.net/10356/60050
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Institution: Nanyang Technological University
Language: English
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spelling sg-ntu-dr.10356-600502023-03-03T17:02:27Z Numerical analysis in rock engineering 1 Yang, Wei Xuan Zhao Zhiye School of Civil and Environmental Engineering DRNTU::Engineering The rock support and reinforcement are an important area of analysis for underground rock cavern analysis for safe construction in a space constrained society today. The objective of this report is to evaluate the effects of rock bolt on rock cavern stability using the Discontinuous Deformation Analysis (DDA). As Singapore explore into underground development, many projects are now looking into more efficient and practical way of understanding the behaviours of rock to ensure safe construction process for the new building projects. In this report, the DDA program is used in the analysis to achieve the project objectives. The entire analysis will be based on simulating the actual underground rock cavern conditions, excavation process included, using fixed parameters such as friction angle (ϕ), Young’s Modulus of rock (E) and in-situ stresses as well as the variable parameters of the rock bolt, the rock bolt length and the E of the rock bolts, which the report will focus on. Displacement values and tensile force along the length of selected rock bolts of all the simulations will then be compared and discussed to identify the influencing parameters of rock bolt that affects the effectiveness of rock bolt on rock cavern stability. Bachelor of Engineering (Civil) 2014-05-22T02:38:32Z 2014-05-22T02:38:32Z 2014 2014 Final Year Project (FYP) http://hdl.handle.net/10356/60050 en Nanyang Technological University 66 p. application/pdf
institution Nanyang Technological University
building NTU Library
continent Asia
country Singapore
Singapore
content_provider NTU Library
collection DR-NTU
language English
topic DRNTU::Engineering
spellingShingle DRNTU::Engineering
Yang, Wei Xuan
Numerical analysis in rock engineering 1
description The rock support and reinforcement are an important area of analysis for underground rock cavern analysis for safe construction in a space constrained society today. The objective of this report is to evaluate the effects of rock bolt on rock cavern stability using the Discontinuous Deformation Analysis (DDA). As Singapore explore into underground development, many projects are now looking into more efficient and practical way of understanding the behaviours of rock to ensure safe construction process for the new building projects. In this report, the DDA program is used in the analysis to achieve the project objectives. The entire analysis will be based on simulating the actual underground rock cavern conditions, excavation process included, using fixed parameters such as friction angle (ϕ), Young’s Modulus of rock (E) and in-situ stresses as well as the variable parameters of the rock bolt, the rock bolt length and the E of the rock bolts, which the report will focus on. Displacement values and tensile force along the length of selected rock bolts of all the simulations will then be compared and discussed to identify the influencing parameters of rock bolt that affects the effectiveness of rock bolt on rock cavern stability.
author2 Zhao Zhiye
author_facet Zhao Zhiye
Yang, Wei Xuan
format Final Year Project
author Yang, Wei Xuan
author_sort Yang, Wei Xuan
title Numerical analysis in rock engineering 1
title_short Numerical analysis in rock engineering 1
title_full Numerical analysis in rock engineering 1
title_fullStr Numerical analysis in rock engineering 1
title_full_unstemmed Numerical analysis in rock engineering 1
title_sort numerical analysis in rock engineering 1
publishDate 2014
url http://hdl.handle.net/10356/60050
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