In its bulletin dated February 25, 2016, the NYC Department of Buildings establishes acceptance criteria for four types of post-installed anchors in masonry, including those used in securing scaffolding to buildings.
The four types of anchors addressed include:
• Grouted Anchor • Predrilled Fasteners (screw anchors)
• Expansion Anchor • Adhesive Anchor
For complete information on the post-installed anchor acceptance criteria in accordance with NYC Construction Codes, please click here.