Wood And Mixed Wood-concrete Slabs
The O’Portune slab is a horizontal timber panel, assembled without glue using nails or screws, and designed for large-span floor applications. History With the rise of timber construction, wooden floors and ceilings emerged, helping to promote more environmentally friendly buildings. The O’Portune slab was designed in 1999 by Jean-Luc Sandoz, head of research and development in wood materials at the École polytechnique fédérale de Lausanne, EPFL, for the Swiss National Exhibition 2002. In 2000, more than 50,000 m² of offshore wooden flooring was installed on metal pipes (a dismantled gas pipeline) laid on Lake Biel and Lake Neuchâtel. The O’Portune slab was patented in 1999. The patent expired in 2019, after which the system became a commonly used structural element in mass timber construction, particularly for its environmental and recyclable benefits, as well as for its acoustic performance that contributes to interior comfort. Development Tropical wood Origina ...
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