The stair landing framing connects to the mezzanine concrete wall using C12x20.7 channel stringers and MC8x20 channel members. Transverse support is provided by L3x3x1/4 angles spaced at 3'-0" on center. A similar connection detail is referenced for anchoring the steel framing to the concrete wall.
UP UP B LANDING TO MEZZANINE C12x20.7 MC8x20 L3x3x1/4 @ 3'-0" OC O C12x20.7 C12x20.7 C12x20.7 C12x20.7 MC8x20 L3x3x1/4 @ 3'-0" OC O 1 - SIM FOR CONNECTION TO CONC WALL C -
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