MINERAL RESOURCE ESTIMATE FOR THE PITARRILLA AG-PB-ZN PROJECT, DURANGO STATE, MEXICO NAD83 UTM Zone 13R 504000 m E; 2811300 m N LATITUDE 25°. | March 30, 2023
PETALING JAYA: In 1987, a group of Malaysian engineers embarked on an experiment to find out solutions to the problem of road embankment settlements when built on soft soils.