Komatsu's Autonomous Haulage System (AHS), now working at an open-pit mine in Australia, uses Topcon GPS receiver technology for navigation. Corresponding to the growing demands for natural resources by emerging countries, mining sites are expanding in remote places with severe environmental conditions, and where the site owners typically encounter difficulty in hiring truck operators despite higher salaries being offered. In some existing mines, there are large numbers of manned dump trucks at work, all requiring a high level of driving skills for operators to avoid accidents.
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