The 60 meter high hotel has a compact floor plan with a diameter of merely 24 meters, resulting in a characteristic slim silhouette alongside the highway. The objective to create an omnidirectional structure, with an expressive façade and a compact footprint, has resulted in a circular plan with a central core for elevators, stairs and service shafts. The limited space is used as efficiently as possible. The technical stem is girded by the main functions on every floor. Service areas and technical spaces are situated in the basement, in the pedestal or on the roof. The lobby and coffee shop are situated on ground floor. 120 rooms encircle the staircase and lifts in the heart of the hotel. On floor sixteen, five board rooms have been arrange in a manner that allows them to be linked together. The so-called ‘Skyrestaurant Pi’, on the top and eighteenth floor, just as well as ‘Skylounge Pi’ on the floor below, offer guests impressive 360° panoramic views over Amsterdam.