From a humble rectangle of wood, framed onto brick stanchions that kept it hovering several feet above the ground
The water washed through buildings downtown at head height
By the time those surging waters sloshed back into the lake, flowing south again to overcome the levees around New Orleans, the community of Liberty Bayou, for the most part, had already been destroyed. Mary Pichon Battle, who’d packed just three days’ worth of clothes and left a lifetime’s worth of belongings, had little to come home to. The house was unlivable.
Add height. Costs something, but also not new technology.