Which blind Irish engineer patented the screw foundation design for stabilizing structures on shifting sands in 1833?

Answer

Alexander Mitchell

Alexander Mitchell, an Irish engineer, patented the screw foundation in 1833, a design significant in civil engineering for creating secure supports for structures like lighthouses on soft seabeds or mudbanks.

Which blind Irish engineer patented the screw foundation design for stabilizing structures on shifting sands in 1833?
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