· SAPREF SINGLE BUOY MOORING (SBM) PIPELINE STABILISATION Project No. 48524 SHELL AND BP REFINERIES PTY. LTD. WSP Page 11 2 DESRIPTION OF THE SM STAILISATION A:TIVITIES Section below describes the prevailing conditions at the time of preparing the MMP, which warrant the stabilisation of a section of the pipeline between and 2km from the Pipeline End .