This is going to be an extremely difficult job to accomplish with 2mm-thick HDPE liner.
The suitability of geocell as slope surface protection on acidic soil conditions.
In the waste containment QA/QC technical guidance book by Daniel and Koerner (ASCE Press, 2007, ISBN 0-7844-0859-9), there is a section regarding geotextile storage at a field site.
Three questions and answers about GM/GCL composite liners.
Testing a 30-mil HDPE liner to a pressure between 22-27psi with a maximum pressure drop of 4psi over 3 minutes.
While sand on smooth HDPE is at or slightly higher than 14 degrees, when you have drawdown of the water the hydrostatic forces are sure to bring the sand covering with it.
Veneer stability in moving earth upslope vs. downslope.
How to achieve a satisfactory extrusion weld between a 1mm LLDPE geomembrane and a 2mm HDPE geomembrane.
The CQA plan on tests and their frequencies is the right and duty of the CQA organization, since they are signing off on the completed project.
The first test using multiple interfaces was actually conducted in the bed of a dump truck in about 1985.
One can construct a wraparound geotextile reinforced wall to the effect that 100% of the lateral load is carried by it and zero goes to the concrete, which now acts as a facing.
Let me mention that moisture in the seam area to be bonded is the most important detriment to the making of quality seams.
The Purpose of Drainage for Green Roofs
The Purpose of Filter for Green Roofs
Filter Components
For retention:
For permeability:
What are Geocomposite Drains?
Source: “How to Design Green Roofs & Landscapes” presented at the 2009 IFAI Expo, Sept. 22, 2009, in San Diego, hosted by the Geosynthetic Materials Association (GMA)

