Enforcement Rules of Fire Services Act Article 9

The fire hydrant established pursuant to Article 17 of the Act shall be of the ground dividing breeching type unless otherwise specified. The specification of the hydrant shall be set forth by the central regulating authorities.The local water supply company shall maintain and protect the fire hydrant pursuant to Article 17 of the Act, and cooperate with the municipal, county/city fire department to carry out the test of the performance of the hydrant to keep it in usable condition.
中文原文 消防法施行細則第9條
依本法第十七條規定設置之消防栓,以採用地上雙口式為原則,消防栓規格由中央主管機關定之。
當地自來水事業應依本法第十七條規定,負責保養及維護消防栓,並應配合直轄市、縣(市)主管機關實施測試,以保持堪用狀態。

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