Scaffolding comprising, a scaffold structure, assembled next to yet spaced from an adjacent face of a building structure with a gap therebetween, comprising a plurality of standards extending vertically adjacent the structure, horizontal ledgers extending between standards and tying the standards in a fixed interrelationship, and a platform supported from the standards and/or the ledgers thereby to be conferred a vertical support in a substantially horizontal disposition; and a guard, as a lateral extension to the platform, configured to hinge or otherwise articulate downwardly from the scaffold structure to bear onto the face of the building structure to at least partially span across the gap.