§1602 - ARE Forum

At = Tributary area (span length multiplied by effective width) in square feet (m^2) supported by any structural member, and. F = for a sloped roof, the number of inches of rise per foot (for SI: F = 0.12 5 slope, with slope expressed in percentage points), and. F = for an arch or dome, rise-to-span ratio multiplied by 32, and. EQUATION 16-8 ... ................
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