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Project: StruCalc 9.0 page <br /> Location:(E)2x8 Floor Joist-notched to 2x6 equivalent at 1 support. SjRet2;., <br /> Floor Joist <br /> of <br /> [2015 International Building Code(2015 NDS)] _ " <br /> 1.5 IN x 7.25 IN x 12.0 FT @ 16 O.C. <br /> #2-Hem-Fir-Dry Use StruCalc Version 10.0.1.6 3/29/2018 3:38:49 PM <br /> Section Adequate By:2.9% <br /> Controlling Factor:Moment <br /> DEFLECTIONS Center LOADING DIAGRAM <br /> Live Load 0.25 IN L/569 <br /> Dead Load 0.08 in <br /> Total Load 0.33 IN L/438 <br /> Live Load Deflection Criteria:L/480 Total Load Deflection Criteria:L/360 <br /> REACTIONS A <br /> Live Load 320 lb 320 lb <br /> Dead Load 96 lb 96 lb <br /> Total Load 416 lb 416 lb <br /> Bearing Length 0.68 in 0.68 in <br /> SUPPORT LOADS A B _ _ _ _� <br /> Live Load 240 plf 240 plf -- ---- - <br /> Dead Load 72 plf 72 plf -12 ft <br /> Total Load 312 plf 312 plf Q B <br /> MATERIAL PROPERTIES <br /> #2-Hem-Fir <br /> JOIST DATA Center <br /> Base Values Adjusted <br /> Bending Stress: Fb= 850 psi Fb'= 1173 psi Span Le <br /> Cd=1.00 CF=1.20 Cr-1.15 Unbraced <br /> 12 ft <br /> Length-Top 0 ft <br /> Length L <br /> Unbraced Length-Bottom 0 ft <br /> Shear Stress: Fv= 150 psi Fv'= 150 psi Floor sheathing applied to top of joists-top of joists fully braced. <br /> Cd=1.00 Sheathing/sheetrock applied to bottom of joists-bottom of joists fully braced. <br /> Modulus of Elasticity: E= 1300 ksi E= 1300 ksi Floor Duration Factor 1.00 <br /> Comp.-L to Grain: Fc-1 = 405 psi Fc- L'= 405 psi <br /> JOIST LOADING <br /> Controlling Moment: 1248 ft-lb Uniform Floor Loading Center <br /> 6.0 Ft from left support of span 2(Center Span) Live Load LL= 40 psf <br /> Created by combining all dead loads and live loads on span(s)2 Dead Load DL= 12 psf <br /> Controlling Shear: -416 lb Total Load TL= 52 psf <br /> At right support of span 2(Center Span) TL Adj.For Joist Spacing wT= 69.3 plf <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: 12.77 in3 13.14 in3 <br /> Area(Shear): 14.16 in2 10.88 in2 <br /> Moment of Inertia(deflection): 63.79 in4 75.62 in4 <br /> Moment: 1248 ft-lb 1284 ft-lb ' Typical Design loads <br /> Shear: -416 lb 1088 lb <br /> Shear governs at the <br /> support, and the capacity <br /> Decking Information <br /> Plywood Thickness: T= 3/4 in is directly proportional to <br /> Plywood Is Glued: \ the height of the member. <br /> Moment of Inertia Calculations For Glued Floor: By inspection, the 2"cut <br /> Joist Area: A-joist= 10.88 IN2 --- does not compromise the <br /> Plywood Area: A-ply= 2.08 IN2 member past the demand, <br /> Section Centroid: C= 4 IN ABOVE BASE however, we recommend <br /> Moment of Inertia(deflection): I-comb= 76 IN4 <br /> the repair as described in <br /> the letter to increase the <br /> performance. MRT <br /> .:Z^• IHU1,7, <br /> t <br /> {l.' <br />