Multiple Line Thermal Barrier in Outer Tank Bottom Liquid W ithdrawal and Pump Recycle Lines Nozzles (V+B, G+, and V+A)CONCRETEFIELD WELDCELLULAR GLASSSTAINLESS STEELOUTER TANK BASECONCRETEMINOUTER TANK BASECONCRETE FOUNDATIONDRY AIR PURGE SYSTEMSTAINLESS STEELCABON STEEL