• Back to the stone age: the sustainable building material we’ve all been waiting for…

    Back to the stone age: the sustainable building material we’ve all been waiting for…
    It’s strong, plentiful and fireproof, as well as beautiful, yet stone has long been supplanted in the building industry by energy-consuming steel, concrete and brick. A trio of advocates for this age-old material say it’s time for a rethinkImagine a building material that is beautiful, strong, plentiful, durable and fireproof, whose use requires low levels of energy and low emissions of greenhouse gases. It is one of the most ancient known to humanity, the stuff of dolmens and temple
  • Plagued by roof defects, MPs’ Portcullis House faces more hefty repair bills

    Plagued by roof defects, MPs’ Portcullis House faces more hefty repair bills
    The Westminster office block, predicted to last 120 years, has suffered with faulty glazing from the beginningWhen the parliamentary office building, Portcullis House, was completed in August 2000 at a cost of £235m, it was predicted to last more than 120 years with lower maintenance costs thanks to the quality workmanship and premium materials.Its glazed roof has been anything but maintenance-free, with officials reporting falling bolts, cracks and broken panes. In the latest incident las

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