https://babel.hathitrust.org/cgi/pt?id=mdp.39015028778994&view=1up&seq=1 Scroll down to Vincent Cafaro's testimony. He explains how it all worked. When it came to concrete, anything between $2m and $5m was split amongst the Gambinos, Genovese, Colombos and Luccheses. Anything over $5m went to Castellano and Salerno.
Just scroll down to his testimony? There are 1300 pages, that's like trying to find a needle in a hay stack lol
If you want to learn about the mob's involvement in construction you've got to work for it!
