Tags: Superior Ready Mix
Residents of Tierrasanta, San Diego, were scared for their lives when it felt like bombs were being dropped on the neighborhood. Come to find out, they were feeling the effects of a quarry blast gone wrong. The explosion sent flying rocks and ...
The C.W. McGrath family sold two San Diego County quarries for an undisclosed sum. The McGrath family had owned and operated the quarries since the 1940s. The sites were purchased by JJB Silverhawk, LP, an entity closely related to Escondido-based Superior ...
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