Posts Tagged ‘boat plan’


A horizontal reference line on both the profile and plan papers where all the height dimensions will use as their starting point. While it can be located at any point, it is popular to use the load waterline or perhaps a horizontal part of the keel line.


In boat plans, and in lofting, the the centerline of the boat drawings and the centerline of the boat shown.  It is shown in plan and body view. Take dimensions of any widths from this centerline out to the point.