A Complete Set of Technique for Winter Construction of Gravity Caisson Wharf in the Northern Part of China

A complete set of technique for winter construction solved many technical difficult problems for large caisson prefabrication,sliding and placing,cast-in-situ mass concrete construction and diving operation for leveling in winter.The paper generally described the key technical measures for winter construction of gravity caisson wharf in the cold area of China and its application in the construction of coal terminal for phase 4 and 5 of Qinhuangdao Port.