Weleda Cradle Campus, Schwäbisch Gmünd, Baden-Württemberg, Germany

Client

Weleda Immobilien GmbH, Schwäbisch Gmünd

Architecture

MICHELGROUP GmbH, Ulm

Energy concepts

Transsolar, Stuttgart

Structural engineering

Bauer+Partner, Ulm

Technical building equipment

IP-Innovatives Planen GmbH, Neckartenzlingen

Fire protection planning

TÜV SÜD Industrie Service GmbH

Timber construction company

Holzbau Amann GmbH, Weilheim
Kaufmann Bausysteme GmbH, AT – Reuthe

Building class

5

Type of use

Logistics campus

Usable floor space (NUF)

15,058 m²

Gross floor area (GFA)

19,188 m²

Construction period

November 2021 to July 2024

Completion

summer 2024

Net construction costs (KG 300+400)

€65,000,000
Price as of: 4th quarter 2024
€3,387/m² (gross floor area)
€4,316/m² NFA (usable floor area)

Net construction costs (KG 200-700)

€76,642,800
Price as of: 4th quarter 2024
€3,994/m² (gross floor area)
€5,089/m² (usable floor area)

Holzbau Aussensicht
©Michelgroup

Weleda Cradle Campus

The new Weleda Cradle Campus was built in Schwäbisch-Gmünd between November 2021 and July 2024 to bring together the international and national sales logistics of the world market leader for certified natural cosmetics and anthroposophic medicines.

 

The new Weleda Cradle Campus combines production facilities, administration and a visitor centre on a forward-looking site. The architectural concept comes from haascookzemmrich STUDIO2050 and focuses on a harmonious combination of nature and built space – as a visible expression of Weleda’s corporate philosophy.

 

The building´s areas that directly affect the employees in their everyday work were actively co-designed by the employees: their experiences and needs determined the design of breakroom, sanitary facilities and locker rooms became the guideline for material requirements, equipment and ergonomics.

Material selection, environmental and hygiene standards

Thanks to the high proportion of wood as a building material in both hybrid buildings, instead of exclusively concrete and steel, a total of 2,600 t of CO2 were saved.

The high-bay warehouse made of wood and rammed earth

Renewable and recycled building materials such as wood and clay were primarily used in the high-bay warehouse. The use of the company’s own excavated material for the construction of the rammed earth wall (‘natural air conditioning system’) is at the heart of the efficient, sustainable use of resources. In a pharmaceutical environment with GMP (Good Manufacturing Practice) hygiene requirements, natural moisture buffering is achieved in an 8 metre high rammed earth wall. A high-bay warehouse in pure timber construction is a novelty for the pharmaceutical industry with its increased requirements for hygiene and room conditions – specified in the GMP guidelines and with a constantly documented inspection.

 

Contact with the inspecting authority was made in advance and the requirements agreed. It was possible to draw on new scientific studies that had rediscovered and documented the almost forgotten intrinsic hygiene of certain types of wood and integrated the characteristics of the rammed earth walls.

 

4,500 m3 of wood was used for the high-bay warehouse with its innovative racking system. 1,300 m3 of wood was used for the construction of the other parts of the building. The timber comes from the Black Forest and Styria in Austria.

 

The wooden façade cladding was treated with a pre-greying glaze for longer durability. All the wood in the interior areas was left natural and therefore untreated.

 

The building concept is based on a recyclable design: all materials can be separated and recycled at the end of the life cycle.

Fire protection concept

The fire protection requirements in accordance with building class 5 (other buildings including underground buildings) were met with a full-surface sprinkler system, among other things. Comprehensive fire protection concepts were necessary for the various building areas – high-bay warehouse, functional building, administration building – in accordance with the requirements.

 

Despite the largely visible timber structures, the Weleda Campus fulfils the strict fire protection requirements. Parts of the load-bearing timber structures were dimensioned in such a way that they allow a defined burning rate in the event of fire without jeopardising stability. The fire protection planning was closely coordinated with the choice of materials and the architecture so that safety and aesthetics are in harmony.

Material choice and Structural component dimensioning

The load-bearing timber structures, consisting of glulam and timber-concrete composite structures, were dimensioned in such a way that they achieve the required fire resistance duration of at least REI 60 (60 minutes load-bearing capacity, room closure and thermal insulation).

The verifications were carried out in accordance with DIN EN 1995-1-2 (Eurocode 5 Part 1-2, fire protection design for timber structures).

For the high-bay storage area with rammed earth walls, the walls were categorised as non-combustible enclosures (building material class A1 in accordance with DIN EN 13501-1).

Structural fire protection

  • Large parts of the visible timber components were treated for fire protection, supplemented where necessary by natural protective effects such as cross-section reserves and adapted constructions.
  • Solid timber ceilings with additional planking made of gypsum fibreboards (e.g. type GM-FH2) ensure increased fire resistance.
  • The escape routes in the buildings are protected by fire-resistant glazing (F30/F60) and smoke protection closures (RS).
  • Shafts and installation ducts are fitted with tested penetration seals in each fire compartment (e.g. mortar penetration seal or combination penetration seal).

Technical fire protection

  • A full-surface fire alarm system (BMA) in accordance with DIN 14675 is installed and connected directly to the fire brigade.
  • Additional automatic extinguishing systems (e.g. sprinkler or water mist extinguishing systems) have been provided for particularly sensitive areas such as technical rooms and high-bay warehouses.
  • Safety lighting and voice alarm systems (SAA) support safe evacuation.

Escape and rescue routes

The organisation of the buildings follows a clear escape route concept:

  • All common rooms have at least two independent escape routes.
  • The escape route lengths are minimised in accordance with the requirements of the Baden-Württemberg state building regulations.
  • Large areas such as the visitor centre are divided into fire compartments, which are separated from each other by fire doors (T90-RS).

Special measures

As the entire building ensemble utilises a high degree of natural ventilation, special smoke extraction concepts were integrated that dispense with mechanical smoke extraction.
In areas with an increased number of visitors (e.g. event rooms), smoke extraction is also ensured by automatically controlled smoke and heat extraction systems (SHEVS).
Intensive coordination with the local fire brigades was already carried out during the design phase. There are explicitly defined fire brigade areas and assembly areas in accordance with DIN 14090.

For the high-bay storage area with rammed earth walls, the walls were categorised as non-combustible enclosures (building material class A1 in accordance with DIN EN 13501-1).

Construction method and constructive wood protection

High-bay warehouse: no wood protection in the interior, all natural, façade with greying glaze.
Functional building: supporting structure roof with weather protection for the period of assembly, façade with greying glaze
Administration building: no wood protection in the interior, all natural, façade with greying glaze.

For the high-bay storage area with rammed earth walls, the walls were categorised as non-combustible enclosures (building material class A1 in accordance with DIN EN 13501-1).

Awards

The Weleda Cradle Campus in Schwäbisch Gmünd has already received several prestigious awards:

Polis Award 2024 – ‘Ecological Effectiveness’ category

In April 2024, the campus was honoured at the Polis Convention in Düsseldorf for its pioneering ecological construction method. The jury particularly praised the use of wood and rammed earth, the CO₂-neutral operation using photovoltaics and geothermal energy and the holistic cradle-to-cradle concept.

Iconic Awards 2024 – ‘Best of Best’ in the ‘Innovative Architecture’ category

At the Iconic Awards 2024, the campus received the top ‘Best of Best’ award in the ‘Innovative Architecture’ category. The jury recognised the architectural quality and the innovative implementation of sustainable building principles.

Baden-Württemberg Clay Building Innovation Award 2024

The campus was honoured with the first Innovation Award for Earthen Building from the state of Baden-Württemberg. The high-bay warehouse was particularly emphasised as the largest contiguous rammed earth building in Germany, which impresses with its natural climate regulation.

DGNB platinum pre-certificate

The German Sustainable Building Council (DGNB) awarded the Cradle Campus the platinum pre-certificate, which confirms the highest sustainability standards. The certificate takes into account ecological, economic and socio-cultural aspects of the building.

Sustainable Beauty Award

The Weleda Cradle Campus was honoured with the Sustainable Beauty Award in the ‘Sustainability Pioneer’ category in 2023. This honour was presented at the Sustainable Cosmetics Summit in Paris and recognises companies that are driving sustainability in the beauty industry through pioneering activities.

Holzbau Aussensicht
©Michelgroup
Holzfassade Aussenansicht
©Weleda AG / Elias Hassos
Holzkonstruktion Hochregallager
©Weleda AG / Elias Hassos
Holzkonstruktion Hochregallager
©Weleda AG / Elias Hassos
Holzfassade Aussenansicht
©Weleda AG / Elias Hassos
Holzbau Vogelperspektive
©Marco Licht

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Contact

250122 Arrow Right

Sabine Groeneveld
T. 0049-17680236843