Dive summary:

• As the world was seeing video and photos of a broken crane boom dangling over evacuated streets of midtown Manhattan during Superstorm Sandy, the construction manager for the One57 tower was already planning how to return the crane to service.
• Lend Lease came up with a plan to carefully bring a new 150-foot luffing boom up from the street, hanging at exactly 15 degrees so its bolt holes lined up with the crane mast's.
• Three building were emptied as a safety precaution and two sections came off the mast to allow maneuvering room, and then up came a cab, counterweights, winches and finally – and very carefully – the four-section, pre-assembled boom itself.

From the article:

"It's almost like we lost six months in time," [Senior Vice President Paul] Finamore says. "As soon as it is operational, it might as well be November 2012." ...