The site was once zoned for heavy industrial use, union officials said.
The land where the housing is planned has always been zoned for residential use.
Plans to develop the waterfront, now zoned for heavy industrial use, have come and gone.
There are few such sites available in the city now zoned for commercial and retailing use.
Although mostly zoned for commercial use there is also some residential space in the area.
The city zoned its southwest areas for heavy industrial use.
There, they found 13 people living in a 7- by-20-foot cubicle that was zoned for commercial use.
One of those legal areas happened to be at the wharf, which is zoned primarily for commercial use.
The park was zoned for industrial use in the 70's to accommodate more than 3 million square feet of construction.
With additional property zoned for residential use, school population was expected to grow in the years ahead.