Now the pre-mat is installed. The pre-mat is a sacrificial layer of rebar that is installed and embedded with concrete. The pre-mat gives an initial structural layer and a mounting platform for the balance of the structural rebar.

Now the pre-mat is installed. The pre-mat is a sacrificial layer of rebar that is installed and embedded with concrete. The pre-mat gives an initial structural layer and a mounting platform for the balance of the structural rebar. (Jan Pregowski)

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