Circular service scaffolding for the reinforcement of the concrete external curtain wall of a spiral staircase at the Lycée Jean Zay, Jarny (Meurthe-et-Moselle).
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Circular service scaffolding for the reinforcement of the concrete external curtain wall of a spiral staircase at the Lycée Jean Zay, Jarny (Meurthe-et-Moselle).
