Swiss firm Herzog & de Meuron has completed a residential tower north of Miami Beach, featuring terraces formed by extended concrete floor slabs.

Set to open officially on 16 March 2018, the Jade Signature development is located beside the beach in the Sunny Isles district and includes 192 condominiums.
The 57-storey concrete tower, which tapers gradually towards its top, features sculptural columns expressed on its exterior, between floor plates extended beyond the glass walls.

"Seen together, the walls and slabs ? primary elements in the tower's architecture ? create a finely textured expression on the facade," said Herzog & de Meuron in a statement.
"Concrete is both native to Miami's construction industry and integral to the tropical modernism that is part of Miami's architectural heritage."
The terraces add 30 per cent more floor area to each residence and provide shaded spaces for outdoor living ? popular in Florida's tropical climate.
Column edges and the undersides of the concrete slabs are subtly patterned, and the glass handrails are tilted to minimise reflections.

Herzog & de Meuron chose a parallelogram footprint to minimise the skyscraper's shadow on the beach to the east, and maximise the amount of direct sun the ocean-facing units receive.
Unlike many of its neighbours, the tower's parking provision is located underground rather than housed in a podium at the base.

This enables residents to access the lobby directly from...