A Moroccan mine built a heavy-truck road from phosphate waste rock; field tests cut dust emissions by 91% | World News
A phosphate mine in Morocco has tested a haul-road pavement made entirely from waste rock produced during phosphate extraction, according to the study. Researchers examined whether the material could withstand the extreme loads created by mining trucks while also reducing dust from the road surface. They designed a three-layer pavement using crushed phosphate mine waste…