Type Membrane Lining

Buried and Protected type Membrane Lining These linings are such lining in which a waterproof thin membrane is place on the prepare subgrade. Thereafter it is covered by a protective layer of earth or gravel. The protective layer provides protection to the lining against damage due to outside effects. Membrane itself provides imperviousness. The commonly used buried membranes may be: 1. Sprayed asphaltic lining. In this hot asphalt is sprayed on the subgrade which acts as water proofing barrier. 2. Prefabricated asphaltic membrane lining. In this, asphalt lined papers, clothes, mats etc. are used to put a barrier against seepage. All these fabrications are available in marked in form of rolls. The membrane is laid on smooth well prepared subgrade and covered with a fine soil or earth. 3. Plastic or rubber membrane lining. In this case, plastic or synthetic rubber membrane is used as water proofing membrane. Out of…

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