Conductive liner for a copper mine reservoir

February 5th, 2021

At a large copper mine in the U.S., a lined stormwater reservoir needed to be constructed for containment of runoff and process water. The integrity of the reservoir liner was critical as failure could result in contamination of groundwater. Solmax installed a double liner system, using Leak Location Conductive liner. This would ensure reliable electric […]

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The GMA Techline

August 1st, 2020

Seaming dissimilar geomembranes Q: I kindly request your technical support in the questions below: A nonpolyethylene geomembrane was used in phase 1 of the tailings dam waterproofing system of a gold mine. For the expansion (phase 2), the use of a high-density polyethylene (HDPE) geomembrane is being evaluated. How can the HDPE geomembrane join the bituminous […]

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Lessons learned in alternative coal ash pond closure design and construction

October 1st, 2019

By Anna M. Saindon Coal ash pond closures often face unique challenges due to location, available borrow soils and construction constraints. These challenges can lead to alternative methods of closure to comply with Resource Conservation and Recovery Act (RCRA) Subtitle D and coal combustion residuals (CCR) regulations. This article summarizes the construction of the first […]

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GSI to host webinar on geosynthetic drainage materials

January 11th, 2019

The Geosynthetic Institute (GSI) will sponsor a webinar “Geosynthetic Drainage Materials: Applications, Design, Installation and Performance,” on Jan. 24, 2019, from 11:30 a.m. to 1 p.m. EST. Geosynthetic Materials Association (GMA) member companies and their employees receive discounted rates on all GSI webinar and short course registrations. Geosynthetic drainage materials consist of a drainage core […]

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