A valid Construction Noise permit issued by the Environmental Protection Department is required for the carrying out of percussive piling during the permitted hours.
如须于核准时间内进行撞击式打桩工程,必须事先取得由环保署签发的建筑噪音许可证。
Percussive piling work is prohibited during the restricted hours and requires a permit even during daytime.
至于撞击式打桩工程,则禁止在限制时间内施工;即使在日间进行,也须领有许可证。
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