Current motion of Sarawak (2011-2019) - high precision / Mohamad Haikal Faizulazmi

The configuration of crustal plates in South East Asia is tectonically complicated. The North-West Trench (Palawan Trough) is a part of the most recent subduction zone between the South China Sea and North-West Borneo. Sundaland internal deformation is general very small (less than 7 nanostrain/yr),...

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Main Author: Faizulazmi, Mohamad Haikal
Format: Thesis
Language:English
Published: 2022
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Online Access:https://ir.uitm.edu.my/id/eprint/69393/1/69393.pdf
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spelling my-uitm-ir.693932022-11-14T06:59:59Z Current motion of Sarawak (2011-2019) - high precision / Mohamad Haikal Faizulazmi 2022 Faizulazmi, Mohamad Haikal Aerial geography Geomorphology. Landforms. Terrain The configuration of crustal plates in South East Asia is tectonically complicated. The North-West Trench (Palawan Trough) is a part of the most recent subduction zone between the South China Sea and North-West Borneo. Sundaland internal deformation is general very small (less than 7 nanostrain/yr), important accumulation of elastic deformation occurs along its boundaries with fast-moving neighbouring plates. Lack of deformation analytics or analyser in Sarawak is a preclinical problem and it has been revealed that the nation is not ready to confront the natural disaster such as earthquake and landslide. In fact, periodically monitoring of suspicious deformable area has dramatically increased due to the growing concerns to the disasters such as landslides and man-made structural failure. The study was conducted at the entire states in Sarawak. In this project, 14 stations of MyRTKnet located in each of the district in Sarawak. The GNSS data used spans a nine-year period, from 2011 to 2019. GIPSY software was chosen as the finest software to employ for processing in order to achieve high-precision results. In recent days, the velocities of MyRTKnet stations in Sarawak does not exhibits any significant value of extension that exclusively supports a gravity-driven displacement of the entire plate tectonic of Sarawak. Based on the 14 MyRTKnet stations referenced in Sarawak, the observed horizontal velocity magnitudes and directions may be influenced by local motions and although vertical displacements signify downward motion these findings will still be relatively relevant for high uncertainties. Nonetheless, the likelihood of coastal MyRTKnet stations in North-West Sarawak such as MIRI moving towards an extensive invert direction from the main land of 65 Sarawak due to frequently sub-parallel gliding planes are distinguished from razor sharp ones. On many situations, soft clay material can be seen being pushed from the layers into the fault planes. The result data exhibits a high value of magnitude approximately 70mm extension strain rate on the East-West axis. The extensive strain was detected at the triangular network of UMAS, SIMU and TEBE Myrtknet stations. The result was un-expected due to lack of reports and findings regarding tectonic activities on the specified site. The uncertainties data findings are significant for further studies are required in order to understand more upon the uncertainties of the specified results shown on strain rate analysis and current motion on the South-West of Sarawak. 2022 Thesis https://ir.uitm.edu.my/id/eprint/69393/ https://ir.uitm.edu.my/id/eprint/69393/1/69393.pdf text en public degree Universiti Teknologi MARA, Perlis Faculty of Architecture, Planning and Surveying Mustafar, Mohamad Asrul
institution Universiti Teknologi MARA
collection UiTM Institutional Repository
language English
advisor Mustafar, Mohamad Asrul
topic Aerial geography
Aerial geography
spellingShingle Aerial geography
Aerial geography
Faizulazmi, Mohamad Haikal
Current motion of Sarawak (2011-2019) - high precision / Mohamad Haikal Faizulazmi
description The configuration of crustal plates in South East Asia is tectonically complicated. The North-West Trench (Palawan Trough) is a part of the most recent subduction zone between the South China Sea and North-West Borneo. Sundaland internal deformation is general very small (less than 7 nanostrain/yr), important accumulation of elastic deformation occurs along its boundaries with fast-moving neighbouring plates. Lack of deformation analytics or analyser in Sarawak is a preclinical problem and it has been revealed that the nation is not ready to confront the natural disaster such as earthquake and landslide. In fact, periodically monitoring of suspicious deformable area has dramatically increased due to the growing concerns to the disasters such as landslides and man-made structural failure. The study was conducted at the entire states in Sarawak. In this project, 14 stations of MyRTKnet located in each of the district in Sarawak. The GNSS data used spans a nine-year period, from 2011 to 2019. GIPSY software was chosen as the finest software to employ for processing in order to achieve high-precision results. In recent days, the velocities of MyRTKnet stations in Sarawak does not exhibits any significant value of extension that exclusively supports a gravity-driven displacement of the entire plate tectonic of Sarawak. Based on the 14 MyRTKnet stations referenced in Sarawak, the observed horizontal velocity magnitudes and directions may be influenced by local motions and although vertical displacements signify downward motion these findings will still be relatively relevant for high uncertainties. Nonetheless, the likelihood of coastal MyRTKnet stations in North-West Sarawak such as MIRI moving towards an extensive invert direction from the main land of 65 Sarawak due to frequently sub-parallel gliding planes are distinguished from razor sharp ones. On many situations, soft clay material can be seen being pushed from the layers into the fault planes. The result data exhibits a high value of magnitude approximately 70mm extension strain rate on the East-West axis. The extensive strain was detected at the triangular network of UMAS, SIMU and TEBE Myrtknet stations. The result was un-expected due to lack of reports and findings regarding tectonic activities on the specified site. The uncertainties data findings are significant for further studies are required in order to understand more upon the uncertainties of the specified results shown on strain rate analysis and current motion on the South-West of Sarawak.
format Thesis
qualification_level Bachelor degree
author Faizulazmi, Mohamad Haikal
author_facet Faizulazmi, Mohamad Haikal
author_sort Faizulazmi, Mohamad Haikal
title Current motion of Sarawak (2011-2019) - high precision / Mohamad Haikal Faizulazmi
title_short Current motion of Sarawak (2011-2019) - high precision / Mohamad Haikal Faizulazmi
title_full Current motion of Sarawak (2011-2019) - high precision / Mohamad Haikal Faizulazmi
title_fullStr Current motion of Sarawak (2011-2019) - high precision / Mohamad Haikal Faizulazmi
title_full_unstemmed Current motion of Sarawak (2011-2019) - high precision / Mohamad Haikal Faizulazmi
title_sort current motion of sarawak (2011-2019) - high precision / mohamad haikal faizulazmi
granting_institution Universiti Teknologi MARA, Perlis
granting_department Faculty of Architecture, Planning and Surveying
publishDate 2022
url https://ir.uitm.edu.my/id/eprint/69393/1/69393.pdf
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