这些是波哥大地铁二线和troncal Calle 13的进步地铁二线项目和干线都必须得到技术、环境、法律和财务可行性研究的支持These are the advances of the second line of the Bogotá Metro and troncal Calle 13Both the Metro second line project and the trunk line must be supported by technical, environmental, legal and financial feasibility studies