- Fiber-reinforced concrete
- Scrap Iron
Scrap iron or lead would make the best ballasts from a density standpoint, but are expensive. Concrete and earth are much cheaper. The trade off is that you need a much greater volume of material to get the same amount of ballast.
|Structure requirements · PintStead · Spar · Semi-submersible · Submersible · Boats · Collaborative Design · Space Frame · Low Cost Seastead · Conex dumbbell · Docks ·|
|Materials · Thin Shell Ferrocement · Concrete · Geopolymer · Basalt|
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|Stability & Propulsion|
|Stability · Propulsion · Station Keeping · Gyroscopes · Stabilizers · Pneumatically Stabilized Platforms · Connections|