An existing P5501 sub-purlin that is 4-7/8 inches deep supports either a 3-inch N-deck at option 1 or a 1-1/2 inch B-deck at option 2. Additional channels are placed on each side of the existing P5501 specifically at option 2. A sub-purlin is sized per plan, and an architectural connection is indicated at the top of the assembly.
SUB-PURLIN SEE PLAN AT OPTION 2 ONLY: CHANNEL EA SIDE OF (E) P5501 (E) P5501 (4 7/8" DEEP) SEE ARCHITECTURAL 3" "N" DECK @ OPTION 1 1/12" "B" DECK @ OPTION 2
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