B = 30 cm 



he = 46 cm 



0.5 



.Om 



BW7 



Figure A-9. Breakwater 7 cross section. 



BW7 is geometrically similar to the core of BW3 . The material was held 

 in a fine wire structure to prevent motion of the stone. 



B: 30cm 



0.5 



I.Om 



BW8 



Figure A-10. Breakwater 8 cross section. 



BW8 uses dolos artificial units as part of the armor material on both the 

 front and back of the structure near the crest. Stone was used in the lower 

 parts of the armor. A moderate amount of fitting was used in placing the 

 armor units. An impermeable cap was installed toward the seaward side of the 

 crest . 



72 



