关键词: 不分散水泥砂浆, 施工, 码头工程

Abstract: In order to demolish the old rubber fenders，install the new ones and drill the screw hole on the news，the steel boxed coferdam construction are adviced，as well as the construction technologies of underwater cutting，drilling and installing． On the basis of engineering experience，the application of the non-dispersing cement mortar to wharf project is described， and its application prospect in rebuilding and maintenance aspect are analyzing on the an e of technique and economics．

Key words: non-dispersing cement mortar, construction, wharf project