Summary: While delivering sand to a mine, a second trailer overturned during tipping. When approaching full height, the driver noticed the trailer leaning to the left and stopped tipping. The trailer continued to roll and overturned onto the ground.
Recommendations to industry: Suitable areas and procedures should be in place to allow safe tipping of material arriving on site. In identifying risk controls in these procedures, consideration should be given to cross grades, material build up and wind.
