Page 53 - 2022 Sustainability Report

ENVIRONMENTAL STEWARDSHIP

In addition to products like our scrubber stone, in 2022 we Jason Lynch, Regional VP/GM — Southern Texas Aggregates
took further steps to increase our presence in the recycled Region, oversees a network of recycling yards around
aggregate market with the acquisition of assets in Texas, Houston, Texas. In 2022, these 10 operations recycled more
Minnesota and California. In 2022, across our network of than 1.3 million tons of concrete from a 2,900 square mile
operations, our operations processed 3.5 million tons of area around metropolitan Houston. Lynch sees benefits on
concrete generated from various construction/demolition many levels. “The production of locally sourced materials
projects (i.e. bridge/building demolition, highway projects, supplements the supply of aggregates in this market with
airport reconstruction, port projects). During this same few local natural sources. The business is a little different
period, our operations sold over 3 million tons of this than a quarry because we are working with other
material. This material is recycled and converted to various companies and the public to acquire the raw materials that
recycled products such as crushed base, ballast and rip rap. will ultimately be recycled for their own use on projects in
the future. There is also a substantial amount of steel that is
As discussed further below in the “Recarbonation” section, salvaged from the reinforcement within the concrete. These
recycled concrete can play a significant part in reducing the operations also generated approximately 18,000 tons of
GHG footprint of cement through the process of steel that can go back into use.”
recarbonation. Moreover, by recycling concrete versus
mining virgin aggregate, a certain portion of the GHG In our Southern California operations, which we acquired
emissions that would otherwise be released are eliminated. in October 2021, we also operate a recycling business
Finally, the EPA estimates that 600 million tons of which supplements our aggregates quarries. In 2022, our
construction and demolition debris was generated in the teams operated six recycling facilities spread across San
United States in 2018. That volume is more than two times Diego and Los Angeles which collectively processed
the amount of municipal solid waste generated in the 632,511 tons of concrete for sale as recycled aggregates.
country each year. Landfills are finding it hard to meet the In addition, 223 tons of steel was removed and recycled
growing demand for space so every pound of material that from this material. In such densely populated areas, the
can be recycled is a net gain. permitting of new aggregates resources is difficult, and
sources are further away from the city centers. Therefore
recycled material is playing a bigger role than ever before.

Our Hunter Cement Plant
New Braunfels, Texas
.

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