Mass Rapid Transit Act Article 18

The construction organization of a mass rapid transit system may use rivers, ditches, culverts, dikes, roads, parks, and other public land for the performance of construction works. But, it shall notify the relevant competent authorities in advance.
中文原文 大眾捷運法第18條
大眾捷運系統工程建設機構因施工需要,得使用河川、溝渠、涵洞、堤防、道路、公園及其他公共使用之土地。
但應事先通知各有關主管機關。

English translation for reference only; the Chinese text prevails. Not legal advice.