Hafenbad Proposal
Main Axonometric Drawing of the Hafenbad proposal showing the "archipelago" concept with its four islands encasing more protected swimming areas within them.

Hafenbad

Navn
Paulina Marie Heinz
Uddannelsesgrad
Kandidat
Fagfelt
Design
Institut
Bygningskunst og Design
Program
Spatial Design
År
2024

Once a bustling port, Flensburg’s east harbour is now largely vacant. A large urban project is planned to develop the former industrial area into a new residential district. 

This project is located at the northernmost tip of Flensburg Hafen-Ost. In recent years, this peninsula, called Harniskaispitze, has become a place for community, culture, and leisure. Defined by its post-industrial charm, the area has gained popularity over the last few years. However, apart from a seasonal restaurant and a small community workshop, the area remains largely inaccessible to the public. The project Hafenbad explores an alternative, small-scale, and catalytic route to urban renewal. It asks the question: can we initiate cultural and urban transformation from the ground up, starting at the local level?

Using locally mined materials, this project investigates a resource-friendly approach to design and planning practices as well as a progressive architectural language. The resulting harbour bath seeks to become an authentic and accessible place of leisure. While preserving the harbour's history, it aims to inspire a caring and material- sensitive approach to the forthcoming urban transformation, fostering a deeper connection between the community and its evolving environment.

Site registration: listed silo buildings
the prominent harniskai 4 silo
Site registration: a harbour identity
remnants of the harbour
Sitw registration: swimming culture in Flensburg
flensburgs bathing culture
Site registration: Industrial expression of the Hafen Ost area
an industrial expression

Project Phase One: Finding has been the study and mapping of Flensburg Hafen-Ost and, in particular, the Harniskai. This phase was organized to start broadly and narrow down to three main fields of investigation: site, found materials, and references of bathing culture.

Site registration: Map of Flensburg Hafen-Ost
phenomenological and stakeholder mapping of flensburg hafen-ost
mappings: bathing infrastructure and materials found on site
mappings: bathing infrastructure and materials found on site

Interview Quotes

“This plot is the best therapist. The people arrive stressed from their everyday and they leave feeling happy and relaxed.”

Harry, owner of the local restaurant Piratennest

“The harbour needs to be made available to everybody.”

Axel, retired politician involved in the development project

“We meet every morning to swim. Everybody comes as it suits them. It’s a nice community with different everyday lives. The one thing that connects us is that we all go morning swimming.”

Martina, local morning bather

collage of the flensburg hafen-ost harbour front
collage of the flensburg hafen-ost harbour front
map outlining the presence of the fjord in flensburgs city scape
mapping the presence of water in the city scape

Project Site: The old Customs Station of the harbour has recently been demolished. The project proposes to utilize the small cove and plot of the station as a site for the new harbour bath. 

Another building right next to the chosen site is set to be demolished in the first phase of the upcoming development: The Harniskai 3 warehouse. The project proposes to mine its contained materials to use them in the creation of the new harbour bath. 

harniskai 3 warehouse
harniskai 3 warehouse
former customs station
former customs station
1
/5
harniskai 3 warehouse - material mapping
harniskai 3 warehouse - material mapping
harniskai 3 warehouse - material mapping
harniskai 3 warehouse - material mapping
harniskai 3 warehouse - material mapping
harniskai 3 warehouse - former grain drying hall
currently being used as boat storage
scheduled for demolition in the first phase of the upcoming development
800 tons of reinforced concrete in 82 structural pillars
approx. 2.500 sqm of corrugated steel facade

Project Phase Two: Founding focussed on the design of the proposed harbour bath. Unfolded in continuous dialogue with Phase One und informed by the gathered insights, this phase explored the potentials contained within the site, its local conditions, contained materials and local stakeholders.  

A defining design tool in this project was the development of perspective collages to envision the activities, moments and atmospheres the project aimed to support and evoke.

perspective collage: harniskai community
perspective collage: harniskai community
perspective collage: kiosk
perspective collage: the kiosk
perspective collage: the shallow pool
perspective collage: the shallow pool
perspective collage: textures
perspective collage: textures
perspective collage: the sunset
perspective collage: the sunset

Design Proposal: Hafenbad is a public harbour bath serving as the starting point for urban development in Flensburg’s Hafen-Ost, offering an alternative to conventional macro-planning methods by prioritising the human scale.   

Through its design, the structure embodies the essence, history, and aspirations of the area. Providing a tangible experience amidst abstract planning processes, the bath fosters recreation at the city’s core while symbolising a participatory, community-driven transformation. 

Utilising urban mining and bioregional techniques of reclaiming and reusing materials found at the site, this project explores a radical approach to more sustainable architectural practices. It seeks to investigate not only an authentic space of leisure and exchange but also a new and progressive architectural language.

Visualisation of the new waterfront of the Harniskaispitze, showing the Hafenbad next to the listed silo buildings of the area
view of the hafenbad across the harbour
Visualisation of the Shallow Pool and Kiosk pavilion
the kiosk pavilion and sun terrace
Hafenbad
main axonometric drawing of the hafenbad archipelago
interior view of the kiosk pavilion
interior view of the kiosk pavilion
Visualisation of the sundeck, looking out over the harbour
view of the sundeck
Visualisation of the sauna interior looking out over the water
interior view of the sauna pavilion
Visualisation of the sauna pavilion in the rain
view of the sauna and quiet pool on a rainy day

(De-) Construction Principles: The Hafenbad Archipelago is constructed using the concrete pillars and corrugated steel sheets mined from the Harniskai 3 warehouse. The concrete pillars are held above the water by a new steel underconstruction to create the swimming platforms. They also serve as the structural columns for the new pavilion constructions. The corrugated steel sheets are dismounted, sandblasted and cut to size to serve as facade and roof cladding on the new pavilion structures. 

These principles and construction sequences are outlined in the (De-) Construction Diagram and Timeline below. 

(de-) construction timeline diagram
(de-) construction diagram and timeline
material and construction axo of the kiosk pavilion
material and construction axo of the kiosk pavilion
section and plan of the kiosk pavilion
section and plan of the kiosk pavilion
the wc building post construction
material ageing: the wc building post construction
the wc building after 1 year
the wc building after 1 year
the wc building after a couple of years
the wc building after a couple of years
Hafenbad Achipelago
the hafenbad archipelago
2/4 1:20 models of the archipelago
Two 1:20 models of the archipelago
1:20 model of the kiosk pavilion and the sun terrace
1:20 model of the kiosk pavilion and the sun terrace
1:10 section model of the kiosk pavilion
1:10 section model of the kiosk pavilion

_________________________

Det Kongelige Akademi understøtter FN’s verdensmål

Siden 2017 har Det Kongelige Akademi arbejdet med FN’s verdensmål. Det afspejler sig i forskning, undervisning og afgangsprojekter. Dette projekt har forholdt sig til følgende FN-mål
CV

I am a spatial designer with an interest in materials, atmospheres and stories contained in our quotien spaces. I want to examine and highlight their potentials in the creation of progressive and inspiring narratives for the future. 

Uddannelse og relevante kurser
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Royal Danish Academy, Copenhagen

Master's degree in Spatial Design
Thesis project: Hafenbad
-

University of the Arts Berlin (UdK)

Bachelor's degree in Design
Thesis project: Museum of Alternate History
-

City and Guilds of London Art School

UAL Foundation Diploma in Art and Design
Erhvervserfaring
-

Archival Studies

Design Intern (2021)
Project Manager (2022)
Communications Manager (2022)
Assistant Creative Director, Designer (2023, onwards)
-

Frama

Furniture and Interior Design Intern
-

University of the Arts Berlin, Design IDK

student assistant at prof axel kufus’ chair,
web and social media tutor
IT-kompetencer
Adobe Creative Cloud, Rhino, V-Ray, Solidworks, Blender
Design Concepts, Creative Direction, Communications
Sprog
German (native), English (fluent)