His Royal Highness Prince Khaled Bin Bandar Bin Abdul Aziz, prince of Riyadh Region, Director of Riyadh City Development Supreme Commission & Director of Supervising Committee in charge of implementing King Abdul Aziz Public Transport Project in Riyadh City, which includes the train and buses, in the presence of His Royal Highness Prince Torki Bin Abdulla Bin Abdul Aziz, Deputy of Riyadh Prince & Commission Director Deputy, has approved on yesterday's afternoon, Thursday, the start of Riyadh Metro Implementation Works in 5 locations of project areas through starting the digging works for constructing Alia main Station, building the train station in one of the halls of King Khaled International Airport, building one of trains parking and maintenance stations, building Riyadh City Public Transport System Control & Operation Center & implementing buses pathway for Derab Road. Moreover, His Highness has headed project Work Follow up Third Periodic Meeting in the tent that has been installed for this occasion on the location on which Al-Alia Metro Station is going to be constructed later.