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Owners of Older Concrete Buildings in LA Must Start Planning Seismic Retrofits

Owners of Older Concrete Buildings in LA Must Start Planning Seismic Retrofits

In Los Angeles, the owners of older non-ductile concrete buildings have known about a law requiring seismic retrofits for two years. Now, the Los Angeles Department of Building and Safety is sending them compliance notifications, Engineering News-Record reported. Owners must get the compliance ball rolling with engineers within three years. … Read more »

Watershed Materials

New Building Material Twice as Strong as Concrete, Low Carbon Footprint

Watershed Materials, a California-based building materials technology startup, has developed technology to produce high-strength masonry with a low carbon footprint using natural mineral-based geopolymers. The technology, funded by the National Science Foundation, allows for natural clays found readily all over the planet to be turned into reliable masonry products and … Read more »

How to Slash Concrete Emissions

Concrete emissions could be reduced by as much as 60 percent — and the result would be a stronger, more durable material, according to a study published in the journal Nature Communications by Massachusetts Institute of Technology researchers. Concrete is the world’s most-used construction material, and a leading contributor to … Read more »

Carbon Dioxide-Reducing Cement Advances

Startup company Solidia Technologies and the US Department of Energy’s National Energy Technology Laboratory (NETL) have partnered to accelerate the development of cement that can reduce the carbon footprint of concrete by up to 70 percent. The ongoing research project is funded with $1.1 million from the NETL through its … Read more »

Standards & Compliance Briefing: Steel CO2 Emissions, Recycled Concrete, Sediment Retention

The International Standards Organization (ISO) has published ISO 14404, a standard defining a method for calculating carbon emissions intensity from iron and steel production. The standard has two parts, addressing plants with blast furnaces and electric arc furnaces. The World Steel Association welcomed the standard, which it said is based … Read more »

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