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一、前言为满足修理业务的需要,决定建造一只修船用的浮坞。为此需要在横浜修建一座停靠浮坞用的栈桥,这篇报告主要是关于修建栈桥的情况,特别是集中介绍自升式作业平台“盘石”号的工作情况。二、工程概况栈桥由1973年3月开始设计,当年7月设计完成。栈桥由四个主墩联接组成,每个
I. Preface To meet the needs of the repair business, we decided to build a floating dock for ship repair. For this purpose, a tresty for docked floating docks will be constructed in Yokohama. This report mainly focuses on the construction of trestle bridges. In particular, the report focuses on the work of the rock platform of the jack-up platform. Second, the project overview Trestle from the beginning of design in March 1973, designed in July of that year. The trestle consists of four main piers joined together, each one