Laserfiche WebLink
Project:Jerabek <br /> page <br /> T.. _ • <br /> / <br /> Location:1 3/4 x 91 1/4 Microllam @ 16"o.c. main flr jst abv garage(4X12 H AmericanHomePlanners <br /> Floor Joist „ 2812 Colby Avenue of <br /> [2012 International Building Code(2012 NDS)] Everett WA 98201 <br /> 3.5 IN x 11.25 IN x 18.0 FT @160.C. <br /> - #2-Hem-Fir-Dry Use StruCalc Version 9.0.1.0 12/15/2014 3:31:29 PM <br /> Section Adequate By: 119.1% <br /> Controlling Factor:Deflection <br /> DEFLECTIONS Censer LOADING DIAGRAM <br /> Live Load 0.20 IN L/1085 <br /> Dead Load 0.07 in <br /> Total Load 0.27 IN L/789 <br /> Live Load Deflection Criteria:U480 Total Load Deflection Criteria:U360 <br /> REACTIONS A B <br /> Live Load 480 lb 480 lb <br /> Dead Load 180 lb 180 lb <br /> Total Load 660 lb 660 lb <br /> Bearing Length 0.47 in 0.47 in <br /> BEAM DATA CNter <br /> Span Length 18 ft <br /> Unbraced Length-Top 0 ft A' 18ft <br /> Unbraced Length-Bottom 0 ft <br /> Floor sheathing applied to top of joists-top of joists fully braced. <br /> Floor Duration Factor 1.00 JOIST LOADING <br /> MATERIAL PROPERTIES Uniform Floor Loading Center <br /> #2-Hem-Fir Live Load LL= 40 psf <br /> Base Values Adju ted Dead Load DL= 15 psf <br /> Bending Stress: Fb= 850 psi Fb'= 1075 psi Total Load TL= 55 psf <br /> Cd=1.00 CF=1.10 Cr-1.15 TL Adj.For Joist Spacing wT= 73.3 plf <br /> Shear Stress: Fv= 150 psi Fv'= 150 psi <br /> Cd=1.00 <br /> Modulus of Elasticity: E= 1300 ksi E'= 1300 ksi <br /> Comp.-I-to Grain: Fc---= 405 psi Fc-1'= 405 psi <br /> Controlling Moment: 2970 ft-lb <br /> 9.0 Ft from left support of span 2(Center Span) <br /> Created by combining all dead loads and live loads on span(s)2 <br /> Controlling Shear: -660 lb <br /> At right support of span 2(Center Span) <br /> Created by combining all dead loads and live loads on span(s)2 <br /> Comparisons with required sections: Req'd Provided <br /> Section Modulus: 33.15 in3 73.83 in3 <br /> Area(Shear): 6.6 in2 39.38 in2 <br /> Moment of Inertia(deflection): 222.03 in4 486.54 in4 <br /> Moment: 2970 ft-lb 6615 ft-lb <br /> Shear: -660 lb 3938 lb <br /> Decking Information <br /> Plywood Thickness: T= 3/4 in <br /> Plywood Is Glued: <br /> Moment of Inertia Calculations For Glued Floor: <br /> Joist Area: A-joist= 39.38 lN2 <br /> Plywood Area: A-ply= 2.08 IN2 <br /> Section Centroid: C= 6 IN ABOVE BASE <br /> Moment of Inertia(deflection): I-comb= 487 IN4 <br />