The left bank of Lake Zurich is characterized by a series of individual spatial compartments. The location of the water police at Mythenquai lies precisely on the perimeter of two such compartments: the promontory occupied by the Zurich Rowing Club and the docks of Mythenquai Harbor. Because of the elongated building volume and simple organization of the ground floor, a precisely drafted transition emerges as a forecourt between the Polytechnic Rowing Club and the wide sidewalk of the Mythenquai parking lot. The side gallery, oriented towards the city, is formulated as a private and self-contained access solely for personnel. A public stairway leading to the upper level faces towards the Seeclub Zürich rowing club. The program is organized in three levels. The ground floor accommodates an enclosed storage facility for boats and a garage for vehicles. In between, the insulated core contains vertical circulation, which connects the coat closet with the wet rooms and service rooms for diving operations. The top floor houses offices and workspaces. Due to a high level of prefabrication (from every element of the facade to the ribbed ceiling slabs), the building can be executed extremely cost-effectively...[+]