sentences:  This was the result of a commitment from the then Court Liberal Government that it would extend the Joondalup Line from Currambine to Clarkson during its term of government.The report was initiated following the completion of the South West Metropolitan Railway (SWMR) Master Plan, which was the basis of the Mandurah railway line and associated works.Estimated in 2001 to cost $81 million, the report recommended the undertaking of the following works to complete the project