jin ▁Metro ▁Line ▁ 2 ▁opens . ▁▁▁ 2 8 ▁July ▁– ▁Const ruction ▁was ▁completed ▁and ▁service ▁comm encing ▁on ▁the ▁Airport Link ▁line ▁of ▁the ▁Miami ▁Met ror ail , ▁extending ▁service ▁to ▁Miami ▁International ▁Airport ▁via ▁the ▁Miami ▁Inter modal ▁Center ▁ ▁August ▁▁▁ 2 7 ▁August ▁– ▁Const ruction ▁is ▁completed ▁on ▁the ▁north ▁east ▁extension ▁of ▁Cal g ary ▁Al berta ' s ▁light ▁rail ▁trans it ▁system , ▁the ▁C - Tra in . ▁The ▁extension ▁has ▁added ▁ 2 ▁new ▁stations ▁in ▁n ortheast ▁Cal g ary ▁at ▁Mart ind ale ▁and ▁S add let ow ne , ▁adding ▁several ▁kilom eters ▁of ▁track ▁to ▁the ▁system . ▁▁▁ 3 1 ▁August ▁– ▁Sof ia ▁Metro ▁Line ▁ 2 ▁entered ▁into ▁service . ▁ ▁September ▁▁▁ 1 6 ▁September ▁– ▁Ch eng du ▁Metro ▁Line ▁ 2 ▁opens . ▁▁▁ 2 2 ▁September ▁– ▁The ▁ 2 0 0 1 - open ed ▁Port land ▁Street car ▁system , ▁in ▁Port land , ▁Oregon , ▁inaugur ates ▁service ▁on ▁a ▁second ▁line , ▁the ▁" Cent ral ▁Loop " ▁( or ▁CL ▁Line ), ▁serving ▁the ▁central ▁east ▁side . ▁▁▁▁ 2 8 ▁September ▁– ▁Ph ase ▁ 1 ▁of ▁Ch ong q ing ▁Rail ▁Trans it ' s ▁Line ▁ 6 , ▁connecting ▁W ul id ian ▁to ▁K ang z hu ang , ▁opens . ▁ ▁October ▁▁ 1 ▁October ▁– ▁▁ ▁T ian jin ▁Metro ▁Line ▁ 3 ▁opens . ▁▁ ▁The ▁Nik