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SUBJECT:Bristol Tolliver Park Member Calculations Typ. Aluminum Post B SHEET NO:MC2 - PROJECT NO: 11250537 BY:MAM DATE: 09/05/2025 6 ≔F ‖ ‖ ‖ ‖ ‖ ‖ ‖ ‖ ‖‖ if ＝Alloy “6005A-T61 (unwelded)” ‖ ‖‖Fco if ＝Alloy “6005A-T61 (welded)” ‖ ‖ ‖‖ +⋅Fco ⎛ ⎜ ⎜⎝ -1 ――Awz Ag ⎞ ⎟ ⎟⎠ ⋅Fcw ――Awz Ag ≔Mnlbx.w = ⎛ ⎜ ⎜ ⎜ ⎜ ⎜ ⎜ ⎜ ⎜ ⎜ ⎜ ⎜ ⎜ ⎜ ⎜ ⎜ ⎜⎝ ‖ ‖ ‖ ‖ ‖ ‖ ‖ ‖ ‖ ‖ ‖ ‖ ‖ ‖ ‖ ‖ ‖‖ if also if else ∧≤―Rb t λ1.B.5.5.4u ＝Alloy “6005A-T61 (unwelded)” ‖ ‖ ‖‖ ⋅Sx ⎛ ⎜ ⎜⎝ -BTb1 ⋅DTb1 ‾‾‾ ―Rb t ⎞ ⎟ ⎟⎠ ∧≤―Rb t λ1.B.5.5.4w ＝Alloy “6005A-T61 (welded)” ‖ ‖ ‖ ‖ ⋅Sx ⎛ ⎜ ⎜⎝ -BTb2 ⋅DTb2 ‾‾‾ ―Rb t ⎞ ⎟ ⎟⎠ ‖ ‖‖⋅F Sx ⎞ ⎟ ⎟ ⎟ ⎟ ⎟ ⎟ ⎟ ⎟ ⎟ ⎟ ⎟ ⎟ ⎟ ⎟ ⎟ ⎟⎠ 573.24 ⋅kip in ≔Mnlb.x =min⎛⎝,Mnlbx.f Mnlbx.w⎞⎠103.99 ⋅kip in Lateral-Torsional Buckling (per ADM Section F.4.3): ≔Mnpx =min⎛⎝,⋅Zx Fty ⋅⋅1.5 Sx Fty⎞⎠103.99 ⋅kip in ≔Lb =+⋅14 in ⋅98 in 112 in unbraced length ≔λF.4.2.3 =⋅2.3 ‾‾‾‾‾‾‾‾‾ ――――⋅Lb Sx ⋅Cb ‾‾‾‾⋅Iy J 12.9 ≔Mnmb.x ⎛ ⎜ ⎜ ⎜ ⎜ ⎜ ⎜ ⎜ ⎜ ⎜ ⎜⎝ ‖ ‖ ‖ ‖ ‖ ‖ ‖ ‖ ‖ ‖ ‖ ‖‖ if <λF.4.2.3 Cc‖ ‖ ‖ ‖‖ +⋅Mnpx ⎛ ⎜ ⎜⎝ -1 ―――λF.4.2.3 Cc ⎞ ⎟ ⎟⎠ ――――――⋅⋅⋅π2 E λF.4.2.3 Sx Cc 3 if ≥λF.4.2.3 Cc‖ ‖ ‖ ‖‖ ―――⋅⋅π2 E Sx λF.4.2.3 2 ⎞ ⎟ ⎟ ⎟ ⎟ ⎟ ⎟ ⎟ ⎟ ⎟ ⎟⎠ Mullion Rupture Moment Capacity (Eqn. F2-1): ≔Mnu.x =―――⋅Zx Ftu kt 112.9 ⋅kip in Allowable Moment: ≔Mn =min ⎛ ⎜ ⎜⎝ ,,―――Mnmb.x Ωy ――Mnlb.x Ωy ――Mnu.x Ωu ⎞ ⎟ ⎟⎠ 56.88 ⋅kip in =――Mu Mn 0.2 OK