Standard for Installation of Fire Safety Devices based on Use and Occupancy Article 39

Articles 32.1 (1)~(5), 32.1 (7), 32.2, 33 and 38 shall apply to piping, pressure test and emergency power source of outdoor fire hydrant equipments.The exposure part of the horizontal main pipes should be less than 20 m, other than satisfy the previous requirement, and the direction of flow and pipes name should be marked clearly.
中文原文 各類場所消防安全設備設置標準第39條
室外消防栓設備之配管、試壓及緊急電源,準用第三十二條第一款第一目至第五目、第七目、第二款、第三十三條及第三十八條規定設置。
配管除符合前項規定外,水平主幹管外露部分,應於每二十公尺內,以明顯方式標示水流方向及配管名稱。

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