Table 1. Structural Requirements 



MATERIALS 



Durability 



Concrete 

 Embedded Steel 



High Strength 



Low Unit Weight 



Dimensional Stability 



Ductility 



Low Water Absorption; Low Permeability 



Saturated Concrete Engineering Properties 



Special Materials to Improve Engineering Properties 



Antifouling Concrete 



DESIGN 



Service Loads 



Environmental Loads 



Load Resistance Capacity 



Structural Analysis Methods 



Fatigue 



Shear 



Impact 



Failure Mode 



CONSTRUCTION 



Graving Dock Construction 



Construction Afloat 



Slip-forming Methods 



Conventional Intermittent Casting Methods 



Precast and Segmental Construction Methods 



Joining Techniques 



Tolerances 



Placing Concrete on Seafloor 



Quality Control 



Availability of Resources 



OPERATION 



Inspection Methods 

 Maintenance Methods 

 Repair Methods 

 Module Replacement 

 Long-Term Buoyancy Changes 



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