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

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Loads(2010 CBC Chapter 16 & CRC Section R301.2)Lateral LoadClimatic Loads• Snow (Section 1608)• Rain (Section 1611)Lateral Loads• Wind (Section 1609)• Seismic (Section 1613)Lateral a Loads: National a IssueLoads(2010 CBC Chapter 16 & CRC Section R301)Wind HazardEarthquake HazardLoad Combinations (Section 1605)• 21 EquationsM t h k ll bi ti f i l di• Must check all combinations for maximum loading• Examples:• D + L + (L r or S or R)• D + L + ωW• 0.9D + E/1.4
Adjustment FactorsCapacity +/- based on:• Duration of Load• Moisture• Temperature• Chemical Treatments(Found in the National Design Specification for WoodConstruction (NDS) published by the American Forest &Paper Association)Load Duration FactorWood capacity greater for short time loadingLOAD DURATIONLoad DurationTypical LoadsFactor - CDPermanent 0.9 Dead LoadTen years 1.0 Floor live loadTwo months 1.15 Snow loadSeven days 1.25 Construction loadTen minutes 16 1.6 Wind/EarthquakeImpact 2.0 VehiclesThese factors are applied to member capacityDesign ConsiderationsEnd restraint conditions:• Simple span has 2 supports• Continuous has 3 or more supports• Cantilevered has 1 support• Supports may be beams, columns, walls…Design ConsiderationsLoading Conditions:• Uniform: Dead load, Live loads, pounds per lineal feet (plf)xLSimpleContinuous• Point: Interior Columns, walls, pounds (lbs)CantileveredxL
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 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 20 and 21: Blocked DiaphragmUnblocked Diaphrag
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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