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防城港拦门沙航道浚深—7.5m后的泥沙冲淤的研究
杨治家1, 林国军1, 吴龙生1, 蒋孟荣1, 岳海东1
中国科学院海洋研究所
摘要:
防城湾比较隐蔽、浪小。航通流速大且落潮流速大于涨潮流速。拦门沙形成于全新世中期,目前处于相对稳定时期,但季节变化明显。泥沙补给少,航道浚深—7.5m后淤积量小,呈现出冬季冲刷为主、夏季淤积为主的特点。虽经台风袭击,但航道并未造成聚淤现象。
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DOI：
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基金项目:
THE SILT ALLUVIAL AT FANGCHENG HARBOUR BAR CHANNEL AFTER DREDGING FOR-7.5m
Abstract:
The silt accumulated at Fangcheng harbour bar channel has been less than 40000 m3 since the channel was dredged for-7.5 m in December 1983. The channel is now being scoured in winter and silted up in summer. Sudden silting up has not been witnessed even after the attack of typhoon.
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