https://communities.bentley.com/products/geotech-analysis/f/forum/192302/convergence-issues-with-semi-permeable-interface-in-dam-2d-seepage-analysis-using-plaxflowDear all, I&#39;m performing a 2D seepage analysis of a tailings dam using the &#39;PlaxFlow&#39; module. Our design includes a geomembrane in the upstream face of the dam, we are currently modelling it as as an impervious interface element for. As a part of aen-USTelligent Community 12https://communities.bentley.com/thread/568543?ContentTypeID=1Wed, 12 Feb 2020 14:44:24 GMT6dad98f5-dbc9-4c4d-a9ba-e9da8dc6aa8e:6130b802-5efc-4bd0-9dca-dd2d805950a3Stefanos Papavasileiou<p>Dear Mauricio,</p> <p>Due to the complexity of each project, it is preferable to submit&nbsp;<span>a service request:&nbsp;</span><a href="https://apps.bentley.com/srmanager/">https://apps.bentley.com/srmanager/</a></p> <p>One of the support engineers will pick it up as soon as possible.</p><div style="clear:both;"></div>