Installation method of an offshore upended float-over platform

摘要

The invention relates to a method for transporting and installing a floating offshore base (1) consisting of a multi-columned floater (2) supporting a platform (3) above water. The floater (2) is transported horizontally to the site and upended. The platform (3) is transported to the site on a barge or any other vessel and installed onto the floater (2) by means of a float-over operation in between the columns (4) of the floater.