“第七海洋号”卷式铺管船的设计特点

Design features of Seven Oceans roll pipe laying vessel

“Seven0ceans”号是IHC Merwede船厂和Huisman公司为Subsea7公司建造的卷式铺管船．能够进行柔性和刚性铺管．最大工作水深可达3000米．．2005年4月三方签订意向书．5月签订合同．8月完成船模试验．11月开始切割钢板．2006年2月铺设龙骨．9月下水．2007年7月交付。

Seven Oceans is a roll pipe laying vessel built by IHC Merwede and Huisman for Subsea 7. The three parties signed a let- ter of intention in April 2005, keel was laid in February 2006, and the vessel was launched in September 2006 and deliv- ered in July 2007.