New York Blood Center proposal to rezone the site to allow the construction of a 16-story, 334-foot-tall building, The Blood Center is located in the mid-block, (66-67 st) zoned R8B- residential use where the height limit is 75 feet, and it proposes to rezone the site to allow the construction of a 16-story, 334-foot-tall building, their request includes 4 different changes in zoning. The Blood Center has partnered with a commercial developer Longfellow who will rent out the space above the first 5 stories. The Blood Center will occupy the 1st 5 floors.