With the lengthy and complex permitting and approval process complete and almost all the other details worked out, construction could begin in mid-November on the estimated $100-million shoring fix for the 645-ft-tall Millennium Tower in San Francisco. The perimeter pile upgrade for the 58-story residential condominium building, which has settled more than 17 in. toward the northwest since its completion in 2009, was originally expected to begin earlier this year.    Read the article……………………………