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1998/99 Sediment Transport Modelling

Report: PDF 654 kb

Author: Y. Cui and G. Parker

Date: July 1999

 

This model predicts the fate of mine-derived waste material throughout the Ok Tedi and Fly River systems. The predictive period was to 2055 and the model extended to the junction of the Strickland and Fly rivers. The model was developed specifically for this purpose to account for movement and abrasion of gravels, sands and silts. Outputs from this model include: bed aggradation and recovery, floodplain flooding and aggradation, and silt loads. The silt loads are used in the dissolved copper model and the flooding data are used in the dieback model. Aggradation data are used for predicting the navigability of the Fly River and for the assessment of acid rock drainage potential.