GEOMEMBRANE must be delivered or kept by a proper method in order to prevent any damages. GEOMEMBRANE must be kept away from flood, mud, burglary or any actions that can cause damage.
- The contractor who takes charge of land adjustment must adjust the land to match the appropriate condition before setting up the sheet on the ground.
- The welder must specialize in welding.
- A double wedge weld is a process of welding the sheet for the first time before setting up on the ground. An extrusion is a process of welding done only for fixing the sheet and other work that require careful handling (see picture).