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1 概况本市东频东海,南临杭州湾,北依长江,全市海塘总长508km,本市地面高程一般在3~4m,而历史有记录高潮最高潮位金山咀,6.57m,芦潮港5.68m,吴淞口5.99m,崇明堡镇6.03m,加之每年受台风侵袭,历代人民为保障安居乐业以修筑海塘防御风暴潮侵袭。本市海塘修建历史已久,解放前海塘为土堤,堤身单薄,海塘崩岸现象时有发生。解放后开始修复海塘,七、八十年代随着金山石化、宝钢等大型企业相继落户海塘沿线,海塘防御标准也得到提高。至1995年前本市海塘防御能力大多在20年至50年一遇加8~11级风。随着本市社会经济的发展,对
1 Overview The city of East China Sea in the East China Sea, Hangzhou Bay in the south, according to the Yangtze River in the north, the city’s total length of 508km seawall, the city’s surface elevation is generally 3 ~ 4m, while the history of the climax record peak Jinshan Tsui, 6.57m, Luchaogang 5.68m , Wusongkou 5.99m, Chongming Town 6.03m, combined with the annual typhoon invasion, people in previous generations in order to protect the livelihood of the people in order to build the seawall defense storm surge attacks. The construction of the city’s seawall has been a long time ago, before the liberation of the seawall as an embankment, levee thin, seawall collapse occurred from time to time. After the liberation began to repair the seawall, the seventies and eighties with Jinshan Petrochemical, Baosteel and other large enterprises have settled along the seawall, seawall defense standards have also been improved. By 1995, most of the city’s seaport defense capacity was increased from 8 to 11 winds once in 20 to 50 years. With the socio-economic development of the city, right