Breakwater 4300K The Breakwater 4300K units are massively strong and durable. Professionally designed by experienced engineers, the breakwaters have a long maintenence free service life. Features of the design are high freeboard, the exceptionally strong rubber/steel connections and the accessibility of the anchor connections providing easy installation. Fitted with twin keels the 4300K breakwater units have very effective wave attenuation characteristics. TECHNICAL DATA Concrete strength: 45 N/mm2 watertight, steel reinforced plastic bre concrete. Exposure class according to European EN 206-1 standard. Core: Expanded polystyrene, density 15 kg/m3 Reinforcement: Partly or fully hot dip galvanised or stainless steel Optional accessories: Concrete coatings, wooden deck, xing rails, cable ducts and fenders (timber or plastic) WAVE ATTENUATION CAPACITY Sheltered sea conditions W=10m/s 19kn Width with fenders (m) Exact unit weight and freeboard are subject to detailed specication of the unit, equipment and mooring methods. Marinetek operates a policy of continuous development and reserves the right to change specications without notice. Revision date: 15.01.2008 MARINETEK GROUP Vattuniemenkatu 3 FI-00210 Helsinki, Finland WEB www.marinetek.net F=Effective fetch lenght. W=Wind velocity. L=Wave length. Hs=Signicant wave height. Ac=Wave attenuation capacity.