【暴雨袭港】专家指本次多区严重水浸因雨量超出渠道设计容量
即时港闻
发布： 2023-09-07 18:51
撰文： 無綫新聞
前土木工程拓展署署长陈健硕指，今次多区严重水浸，是因为雨量超出了渠道设计容量。
土木工程拓展署前署长陈健硕称：「今次雨量与上次打风雨量差很远，今次大雨很多，以及短期雨量非常集中。如果根据天文台说，一小时158亳米雨量，一小时雨量已破纪录，已超过了正常渠道设计雨量，早前(渠道设计)是60年一遇，或100年一遇，有些主渠可能去到200年一遇，但这些雨量始终与极端雨量有很大差距。」
土木工程拓展署前署长陈健硕称：「今次雨量与上次打风雨量差很远，今次大雨很多，以及短期雨量非常集中。如果根据天文台说，一小时158亳米雨量，一小时雨量已破纪录，已超过了正常渠道设计雨量，早前(渠道设计)是60年一遇，或100年一遇，有些主渠可能去到200年一遇，但这些雨量始终与极端雨量有很大差距。」
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