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Dr. Karsten Pfeffer Founder & Partner – Managing Director.

Dr. Karsten Pfeffer

Founder & Partner — Managing Director

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  • Studied civil engineering at the Technical University of Darmstadt
  • Doctoral thesis at the Technical University of Darmstadt with the topic: Binding load and punching behaviour of the biaxial void former slabs
  • Worked as a structural engineer in various companies, including for BubbleDeck & Cobiax
  • Co-founder of the Cobiax brand
  • Managing Director at Cobiax/Invention and development of several Cobiax product lines (Pro-Line, Eco-Line, Slim-Line and CLS)/responsible for obtaining national building authority approvals/ responsible for the successful market launch of various Cobiax products, nationally and internationally

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today
  • Managing Director and Partner at Unidome

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Publications covering the topic of voided slabs

  1. Pfeffer, K.: Structural behavior of biaxial voided slabs. International PhD Symposium in Civil Engineering. Editor Konrad Bergmeister Vienna. Institute of Structural Engineering University of Agricultural Sciences, supported by fib. Vienna (2000)
  2. Pfeffer, K., Schnellenbach-Held, M.: Punching Shear Capacity of Biaxial voided Slabs. International Workshop on Punching Shear Capacity of RC Slabs. Royal Institute of Technology Department of Structural Engineering, Stockholm (2000)
  3. Pfeffer, K; Schnellenbach-Held, M.: Load-bearing behaviour of biaxial void former slabs. Beton- und Stahlbetonbau96 (2001), magazine 9
  4. Pfeffer, K.: Analysis of the bending and punching shear behaviour of biaxial void former slabs, progress reports VDI, series 4, civil engineering, No. 178. Düsseldorf: VDI Verlag (2002)
  5. Abramski, M.; Albert, A.; Pfeffer, K.; Schnell, J.: Experimental and numerical investigations of the load-bearing behaviour for the reinforced concrete slabs with spherical void formers. Beton- und Stahlbetonbau 105 (2010), issue 6
  6. Albrecht, C.; Albert, A.; Pfeffer, K.; Schnell, J.: Design and construction of biaxially stretched reinforced concrete slabs with flattened rotationally symmetrical void formers. Beton- und Stahlbetonbau 107 (2012), issue 9
  7. Pfeffer, K. Design of a biaxial reinforced concrete slab with integrated concrete shapers in accordance with general building authority approval. Structural Engineering KI 05/2017
  8. Albert, A.; Pfeffer, K.; Schnell, J.: Voided slabs. Concrete calendar 2017: prestressed concrete, special concretes, Ernst & Sohn (2017)
  9. Albert, A.; Busch, D.; Pfeffer, K.: Voided slabs. Reinforced concrete focus, BAUWERK (2018-10)

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