CobiaxUSA Technical Support

  • Guidance informed by research and project experience, Cobiax USA system users can be confident that these solutions are tried and tested.

    Downloadable Resources

  • Timesaving detail drawings are available to seamlessly incorporate Cobiax USA system solutions for a wide range of projects and design challenges.

    Downloadable Resources

  • Cobiax USA is pleased to provide informative presentations on system applications and design guidance for your projects or professional association event.

    Downloadable Resources


Downloadable PDF Files

How to Cobiax: CLS

How to Cobiax: SL

Voided Slab FAQs

Fire Test Report

CRSI Design Guide for Vibrations

New Article in English and Spanish


Void Sizing Tools

Sample Drawings


Slim-Line - CLICK TO ENLARGE


CLS - CLICK TO ENLARGE

Click to Enlarge



EPD/LEED-V4 Resources

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AIA Approved continuing education presentations available for Architects, Engineers, Contractors, Owners, and Developers

  • Learn about the design and performance of bi-axially loaded voided flat plate slabs,

  • Learn about the reduced weight in voided slab by as much as 30-35% as compared to an equivalent solid slab by removing concrete not needed to carry gravity loads,

  • Learn about the environmental impact of voided slabs through the reduction CO2 by lowering cement usage as compared to conventional slabs,

  • Learn about lower seismic force demand due to the reduced mass of the voided slab,

  • Learn about the fire resistance of voided slabs based on actual ASTM E-119 fire tests.

Columbia University Medical Center, New York NY