Tailings Storage Facility Hawthorne, NV July 18, 2012 News·Projects by COMANCO COMANCO > COMANCO BLOG > News > Projects > Tailings Storage Facility Hawthorne, NV COMANCO crew is 75% complete and installed approx 500,000 SF of Geosynthetic Clay Liner (GCL) & 60 Mil LLDPE Geomembrane on a tailings storage facility located just outside Hawthonre, Nevada. Great Job Team and Keep it Safe. Previous Post Next Post