What is the function of a separation membrane between concrete pavement slab and sub-base?

Road Site Supervision Engineering Concrete Civil Engineering

Question ajoutée par Mohamed Galal Hussein Ahmed Mohamed , Technical Mnager , Fast Building Contracting Co.
Date de publication: 2015/02/24

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par Adil Syed , Structural Engineer , Eng. Adnan Saffarini Office

It reduces friction between concrete and sub-base, prevents seepage of from concrete to sub-base and also prevents loose materials of sub-base from entering into concrete.

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What is the function of a separation membrane between concrete pavement slab and sub-base?

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