4 ms·
The ones we specified were high quality HDPE plastic placed on top of a bentonite mat or 1 foot of clay (a low water permiable material). I’m guessing it would
by acomjean 5y ago
The ones we specified were high quality HDPE plastic placed on top of a bentonite mat or 1 foot of clay (a low water permiable material). I’m guessing it would last a long long time.
Acording to this study 400 years.
https://deq.mt.gov/files/Land/Hardrock/Documents/TintinaMines/2016%20September%20Revision/App%20K/App%20K-3%20Life%20Expectancy%20of%20HDPE%20Geomembrane%20Lining%20Systems.pdf?ver=2016-09-19-155427-510(pdf) https://deq.mt.gov/files/Land/Hardrock/Documents/TintinaMine...