Ash Grove, a CRH Company, was founded in 1920. Its Seattle site on Marginal Way is located along the Duwamish River. It produces cement by taking raw materials such as limestone, sand and clay and heating them up to more than 3,000 degree Fahrenheit to chemically transform them into a different structure. At the same time they co-process about 1.2 million used tires as a replacement for fossil fuel. These waste tires would otherwise go into a landfill. Most of its raw materials are barged in fro

93K views · 596 reactions | Spot is going to work at Ash Grove Cement, a CRH company, to help boost efficiency and safety during site inspections at their almost 100 year-old facility. See more: https://bosdyn.co/4hRLtlO | Boston Dynamics | Facebook