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23 September 2021
當熱帶氣旋吹襲期間,強風可能會將海水推向海岸,引致海平面上升,如果遇上大潮,海水就有可能越過堤岸,引致沿海低窪地區水浸。而強風引致的大浪亦可能湧入沿岸地區,造成水浸。
有見及此,渠務署在一些沿海低窪地區,例如大澳、鯉魚門,配備了「可拆式擋水板」,防止潮水進入內陸地區造成水浸。接到天文台的預警後,渠務署便會在潮水到來前裝妥可拆式擋水板,以防止潮水造成水浸。
工作人員於潮水到來前安裝可拆式擋水板
可拆式擋水板有效防止潮水造成水浸