ANALYSIS OF COASTAL EROSION AT MIRI CRUDE OIL TERMINAL

Miri Crude Oil Tenninal (MCOT) is located at Miri Coastline in Sarawak. MCOT is operated by PETRONAS Carigali Sdn. Bhd., Sarawak Operations. It provides facilities to store crude oil form offshore platforms and then will be transported to refinery plant via vessels. Coastal erosion occurs along M...

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Bibliographic Details
Main Author: Wan Chek, Mohd Najib
Format: Final Year Project
Language:English
Published: Universiti Teknologi Petronas 2008
Subjects:
Online Access:http://utpedia.utp.edu.my/7818/1/2008%20Bachelor%20-%20Analysis%20Of%20Coastal%20Erosion%20At%20Miri%20Crude%20Oil%20Terminal.pdf
http://utpedia.utp.edu.my/7818/
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Summary:Miri Crude Oil Tenninal (MCOT) is located at Miri Coastline in Sarawak. MCOT is operated by PETRONAS Carigali Sdn. Bhd., Sarawak Operations. It provides facilities to store crude oil form offshore platforms and then will be transported to refinery plant via vessels. Coastal erosion occurs along Miri-Kuala Bararn coastline; hence the water margin is retreating to the mainland and affecting stability of MCOT facilities. Timber logs and debris drift to the shore and become a threat to the pipelines and facilities along the coast. This research presents numerical modeling for analysis of coastal erosion problem at MCOT using MIKE 21 and LITPACK. The coastline is subjected to longshore erosion due to currents action during High Water. In this research, the suitability of coastal protection that can incorporate risk and uncertainty as well as evaluate tradeoffs between risk and economic returns are explored. A series of Groynes are recommended to be constructed perpendicular to the shoreline to trap littoral drift and stabilize the coast. A rock bund is proposed for protection against timber logs and debris. Beach nourishment is to replace the sediment on the beach which is lost through littoral drift. This combination system will cost RM 23 Million mainly for Detailed Engineering Design and Construction; however it will provide long term solution to this coastal erosion problem.