If conventional resin is used, the exterior of the foam block should be given a heavy coat of conventional paint to seal the cells and to prevent the resin from dissolving the form before it hardens. Encasing in a thin coat of concrete plaster over wire mesh. Wolmanized Douglas fir or cedar is recommended for framework and decking. Sizing of materials is dependent on size of dock design, however, material must be sufficient to withstand rocking and twisting by wave action. Redwood is not recommended as it tends to sliver when wet.
Decks are acceptable.
Marine grade plywood may be used for decks if the structural framing is adequately designed to support the plywood. Electrical connections between your property and docks are not permitted unless accomplished by a licensed electrician to insure safety of installation. All hardware and metal fittings should be stainless steel, double hot dip galvanized, or painted with two coats of red lead, or galvocon. It is mandatory that all boat docks be properly maintained. Flotation devices that have deteriorated to the point of having lost their intended purpose must be replaced, repaired or removed.