The lining is used for cushioning and protection of membrane used for applications such as landfill and waste containment from puncture or training by sharp stone or stress. Geotextiles can also be impregnated with polymeric or mineral sealing materials such as bentonite clay to provide flexible barriers to the mixture. Usually spun bond or needle-punched nonwovens are preferred for such applications.

Each of these functions calls for highly specific textile performance characteristics. As the functional requirements are to be met over many years of the life of civil construction, durability is often a very key requirement. Many applications ...View More