Any depression or bulge in the developing hull must be leveled.
Wood strips are nailed in place over the skeleton of the boat's hull.
PHOTO: ANDREW SCHNEIDER
A layer of polyethelene is applied over the wood planking.
With enough people, you can plaster the boat's hull in just a few hours.
Once poured, the cement must cure. This can be done by covering the hull with moist blankets for 28 days.