475-511 Dorchester Avenue (On the Dot)

The proposed development filing is a PDA Master Plan Area comprised of approximately 21 acres of land, bounded generally by Southampton Street to the south, the Southampton/Amtrak rail yards to the west, private property at 365 Dorchester Avenue to the north, and Dorchester Avenue to the east. The development concept will construct twelve (12) new buildings with significant open space and public realm components as a vibrant mixed-use extension of the neighborhood including ground floor retail, residential units with associated amenities, and commercial development including office, lab, and R&D areas with associated mechanical and support spaces. Substantial portions of the development are proposed on formerly industrial properties with state and federally regulated hazardous soil materials that will be remediated as part of the construction effort. The total development will be constructed in four phases and include approximately 3,771,000 square feet of new commercial and residential buildings. The masterplan includes four (4) new publicly accessible open spaces totaling approximately 2.9 acres, including a new 1.5 acre green space adjacent to a new, realigned D Street.