When normal ready-mix concrete is made the largest aggregates in the mix can range from 1-1/2 inches down to 3/8ths of an inch in size with compressive strengths that can be as high as 10,000 psi.
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Los Angeles could have to rebuild over 30% of the city. California has fires, earthquakes, high winds and other risks. Replacing hundreds of billions in residential and commercial buildings and roads ...