Geopolymer Concrete, Egyptian Pyramids, and a New Way ...
2015-3-31u2002·u2002Concrete bridges are often taken out of service after only 50 years, due in part to harsh conditions like road salt, heavy truck traffic, and freeze-thaw cycles. While the relatively stable environment of the Giza pyramids avoids many of the harsh condition of today's urban built environment, the 4,000 year durability of the structure ...
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