Pipeline Integrity Management Under Geohazard Conditions (PIMG)
Chapter 41 Managing Risk: Effective Use of Structural Reliability Assessment (SRA) and Quantitative Risk Assessment (QRA) for Sabah-Sarawak Gas Pipeline (SSGP)
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PETRONAS is operating Sabah-Sarawak Gas Pipeline (SSGP) that traverses hilly and mountainous terrain with significant rain fall in East Malaysia i.e. in state of Sabah & Sarawak. SSGP is an important pipeline asset to PETRONAS flowing around 700-800 MMSFCD of sales gas to PETRONAS LNG complex in Bintulu, Sarawak. The pipeline experienced leak in 2014 and 2018. From root cause failure studies, both pipeline failures were due to combination of external force (from geohazards), girth weld defects and under-matched of girth weld. Post incidents in 2014 and 2018, PETRONAS implements strategies in-line with industry practices in managing pipeline integrity...