Wood Design for Architects: AIA Statement AIA ... - WoodWorks

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Blocked DiaphragmUnblocked DiaphragmEngineered Shear WallsSpecificstud speciesWoodstructuralpanels ofspecific gradeand thicknessHeight to width ratio(SDPWS Table 4.3.4)•For F shear walls andperforated shear walls• h:w must not exceed 2:1or 3.5:1 ratioHold-downanchorsSpecific nailsize andspacingrequirementsBase shear anchor bolts
Max. Shear WallAspect Ratios (2305.3.4)Aspect ratio = height-to-width ht t idth ratio• Height = bottom of bottom plate to top of top plate• Width = sheathed width of wallDesign1997UBC2000IBC2003-2006 IBCWind 3.5:1 3.5:1 3.5:1Zone 4 2:1 -- --SeismicZone 0-3 3.5:1 -- --SDC D-F -- 2:1 2:1 aSDC A-C -- 3.5:1 2:1 aa. May be reduced to 3.5:1 if allowable shear is reduced by 2w/hShear Wall Design(SDPWS 4.3)Segmented Force Transfer Perforated1. Aspect Ratio forseismic 2:12. Aspect ratio up to3.5:1, if allowableshear is reducedby 2w/h1. Code does notprovide guidancefor this method2. Differentapproaches usingrational analysiscould be used1. Code providesspecificrequirements2. The capacity isdetermined basedon empiricalequations andtablesHold-Down PlacementTraditionalHold-Down PlacementPerforated
Page 1 and 2: Wood Design for Architects:Engineer
Page 4 and 5: Mechanical Properties of WoodMaximu
Page 6 and 7: Connecting WoodDo Not Mix I-joists
Page 8 and 9: Loads(2010 CBC Chapter 16 & CRC Sec
Page 10 and 11: Building ElementsWhy Engineer?When
Page 12 and 13: Building Elements: Panels• Sturd-
Page 14 and 15: Building Elements: Rim BoardBuildin
Page 16 and 17: Engineered Lay-upsTOP StampCompress
Page 18 and 19: Stud BendingBuilt-up up Lumber Colu
Page 22 and 23: The Unified StructureLateral Loads(
Page 24 and 25: Lateral Force Resisting SystemsHold
Page 26 and 27: Consistency CountsInconsistent Spac
Page 28 and 29: Beam SizingGiven:Span = 22'Floor li
Page 30 and 31: Structural calculations:3. Check ma
Page 32 and 33: Shear Wall Design Examples Segmente
Page 34 and 35: Perforated Shear Wall ApproachPerfo

Wood Design for Architects: AIA Statement AIA ... - WoodWorks

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