Welcome to the portfolio of Laurenz L. Andritz. Since 2010 3ACHS is the commercial setting for my passion for complicated spatial constrtuction and computer graphics. My approach to the topic is explained here, and you find an overview about my activity spectrum under profile.Field of Activities:

Projekte → Bilder → Muster →
  • technical drawings
  • visualisations
  • photo collages
  • presentation graphics
  • light simulations

recent projects:

Roof Tesco Heart


Roof construction of Tesco heart in Welwyn Garden / UK
Detail planning, optimizations, production data
for Wiehag GmbH, 2017
Architecture: LOM architecture and design
Completion: 2018 (more…)

Roof of Macallan Distillery

Automatized 3D Detail-Planning and production data for a wooden roof construction
architect: Rogers Stirk Harbour + Partner
Client: Wiehag GmbH, 2015
Completion: 2018 (estimated)

Macallan Animation Aufbau

Macallan abschnittsweise Errichtung
Foto: Wiehag GmbH

The roof geometry can be described as a free-form (more…)

210-faced ball

Ball of 210 polygons 3D printed plastic elements in 5 colors.
The pattern and assembly are similar to the Paper Lantern

210-flächige Kuppel (more…)

the Knot

kinetic skulpture in collaboration with Hannes Neubauer

Auchan Dome

Geometry, Production data for several Facade-Elements



Emerging Particles

Exhibition at the EEG – essential existence gallery; as a contribution to “Utopia Attraktor”. (more…)

KAPSARC Facade elements

Freelance 3D-Construktion work for seele austria →

Hans Schabus – The Last Land

art project for Hans Schabus, Biennale Venedig, 2005
wooden mountain-shaped structure
Carpenter: Franz Ritzer
form finding, construction plans

Photo by Bruno Klomfar (more…)

Circle divisions

based on n-fold rhombs and triangles.


substitution of transformation

printed on alucoubond, 125x80xm


plan drawings for a kinetic sculpture pointing towards the sun (more…)

baroque patterns

opulent bandings, sumptuous ornaments



12 identic pentagons, locking one another




This principle yields aperiodic structures in any dimension. To get the insight into the spatial structures, they are designed as fractals.