Subdivision Decks can become lush private gardens. Great job of connecting it to land below. From BHG
The Morton House Project - This staircase is a perfect example of our design capabilities. Our initial site visits and consultations directly with the Architect and Client outlined a nautical theme and their specification for this staircase.
Boston Lofts by LoftsBoston.com, Inc. >> Boston Residential Loft Rental >> 116 Lincoln Street #6B
spiral deck staircase to roof - Google Search
Spiral Stair Warehouse. Spiral Staircases. Metal Spiral Stairs. - Need to Know More
4' 0" Diameter Metal Kit with optional dome center pole cap. (Stair painted and upper deck railing made by owner.)