Shaded regions designate protected zones on the buckling-restrained brace, including the steel core and connection elements per Section F4.5c of AISC 341. Attachments penetrating the casing such as screws and powder-actuated fasteners, or any attachment supporting over fifty pounds, require approval from the engineer of record and the manufacturer.
PROTECTED ZONES SHADED REGIONS INDICATE PROTECTED ZONES BRB PROTECTED ZONES SHALL INCLUDE THE STEEL CORE AND CONNECTION ELEMENTS AND SHALL SATISFY THE REQUIREMENTS OF SECTION F4.5c OF AISC 341. ADDITIONALLY, ATTACHMENTS WHICH PENETRATE THE CASING (SCREWS, PAF, ETC) OR ANY ATTACHMENT SUPPORTING OVER 50 LBS SHALL BE APPROVED BY THE ENGINEER OF RECORD AND COREBRACE.
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