Fusion welds

October 1, 2014

Geomembrane patching? Landfill cooling? Puncture protection? Geomembrane patching? Landfill cooling? Puncture protection? Questions and answers from the GMA Techline Double-track fusion welds Can you offer any guidance on the minimum allowable ambient temperature to perform double-track fusion welds of HDPE and LLDPE geomembranes? Thanks. (Noah | North Carolina) Noah, (1) Regarding the seaming window for …

Geomembrane patching

Geomembrane patching? Landfill cooling? Puncture protection? Geomembrane patching? Landfill cooling? Puncture protection? Questions and answers from the GMA Techline Geomembrane patching Would it be acceptable to repair an existing 30-mil HDPE geomembrane liner system with 60-mil HDPE geomembrane patches? Is there any research documenting this application? Are there any additional welding preparation procedures required for …