Transcription of STRUCTURAL DESIGN CALCULATIONS
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STRUCTURAL DESIGN CALCULATIONSCOUNTY OF IMPERIAL CALIFORNIATABLE OF CONTENTS GRAVITY LOADS SECTION PROPERTIES ALLOWABLE STRESSES ALLOWABLE SHEAR SHEARWALL PANEL SCHEDULE TIMBER BEAM DESIGN SEISMIC FORCES/WIND FORCES FLOOR SHEARWALL DIAGRAM LATERAL LOADS ROOF DIAPHRAGM DESIGN SHEARWALL DESIGN CONTINUOUS FOOTING DESIGN DESIGN CRITERIA AND SPECIFICATIONS A. CODE: 2003 International Building Code B. SEISMIC: ZONE _ FAULT_____ TYPE__ Distance ____ C. WIND: Basic wind speed __ __ D. SOILS: Allowable soil bearing pressure _____ psf E. LUMBER: Douglas Fir-Larch, 1. 2X Joists & Rafters-#2 or Better 2. 4X, 6X, 8X Beams & Headers- #1 orBetter 3. Plates, Blocking & Studs Stud Grade or Better F. GLUED-LAMINATED BEAM: Combination: 24 F- V4 Species: DF/DF PARALLAM BEAM: Truss Joist MacMillan, Parallam PSL MICROLLAM BEAM: Truss Joist MacMillan, Microllam LVL G.
BLOCKED DIAPHRAGMS UNBLOCKED DIAPHRAGMS Fastener spacing (inches) at diaphragm boundaries (all cases) at continuous panel edges parallel to load (Cases 3, 4), and at all panel edges (Cases 5 and 6) b Fasteners spaced 6”max. At supported edges b 1 64 2 / 2 c 2 c Case 1 (No unblocked edges or continuous joints parallel to load)
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