Ainscough was employed by fabricator Watson Steel Structures.
The sculpture, called Aspire and designed by architect Ken Shuttleworth, is the tallest piece of freestanding art in the country.
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It used a 500t capacity and 200t capacity Liebherr mobile cranes to lift the sculpture in three sections on to a concrete plinth, at the University of Nottingham's Jubilee campus. The heaviest lift weighed 22t.
Ainscough was employed by fabricator Watson Steel Structures.
The sculpture, called Aspire and designed by architect Ken Shuttleworth, is the tallest piece of freestanding art in the country.