Civil Engineering December 2022 | Vol 30 No 11

Civil Engineering December 2022 17 soon after the launch, but it is expected to be a three-year period for very high and extreme consequence facilities, and a five-year period for high, significant and low consequence facilities. The owner of one or more facilities will need to classify them and the determine what actions are required for compliance. Many companies are already well advanced in the process as they are ICMM members or have already identified the value in complying to the compliance dates set for GISTM. This code is believed to be in the best interests of the industry and country as we cannot afford another failure. Failures cost far more than proper de- sign, management and operation, which require upfront budgeting, planning and resourcing.  REFERENCES Martin, T E, McRoberts, E C. 1999. Some considerations in the stability analysis of upstream tailings. Proceedings , 6th International Conference on Tailings and Mine Waste. Vick, S. 1992. Discussion of “Stability evaluation during staged construction” by Charles C. Ladd. Journal of Geotechnical Engineering , 118(8):1283–1289. Side/aerial view of the Jagersfontein Tailings Dam failure showing breach on the southern wall Advert 210 mm x 148.pdf 1 11/22/2022 6:12:13 PM