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Input Cells <br />Stair Stringer Cat(,* (Solid) Entry Stair <br />Date: 1/16/2024 Job# 9617 <br />Drop: <br />9 ft. <br />Approx. Riser: <br />7.75 inches <br />Actual Riser: 7.625 inches <br />Tread Length <br />21 inches <br />Run: 165 inches 13 FT 9 INCH <br />Deflection Limit <br />240 <br />Riser #: 15 <br />Hrz span: <br />13.75 <br />ft. <br />USE: 4x12 PT HF No.2 <br />Slope: 108 165 @ 20 " o.c. <br />Angle: _ __ 33.207 Degrees <br />Span: 16.434 ft. S Rxn: 609 lbs. <br />Trib Width: 20.000 inches T Rxn: 73 lbs. <br />Flat Loading: <br />8 <br />40 <br />25 <br />Bending , <br />6.69 <br />33.47 <br />20.92 <br />Compression: <br />4.38 <br />21.91 <br />13.69 <br />Trib Bend: <br />Trih r'n <br />11.16 <br />�n <br />55.78 <br />34.86 <br />Member: <br />2x12 <br />2x14 <br />4x12 <br />4x14 <br />4x16 <br />Depth: <br />11.250 <br />13.-250 <br />11.250 <br />13.25 <br />15.250 <br />Deffective: <br />11.25 <br />13.25 <br />11.25 <br />13.25 <br />15.25 <br />Area: <br />16.875 <br />19 875 <br />39 375 <br />4638 <br />53,375 <br />5 ,03): <br />31.641 <br />43.891 <br />73.828 <br />102.41 <br />135.661 <br />i' <br />178.0 <br />290.8 <br />415.3 <br />678 <br />1034 <br />)e' <br />R..B <br />11.0 <br />7.430 <br />110 <br />8.063 <br />11.0 <br />3,184 <br />110 <br />3.456 <br />110 <br />3.707 <br />nr m.....I <br />rfuperue5 <br />F b: <br />850 <br />F_c: <br />1300 <br />FT HF No.2 <br />E min <br />470000 <br />E <br />1300000 <br />W <br />79 <br />PLF <br />Moment: <br />2672 <br />Ib°ft <br />Max. <br />ECode:Min. <br />7,75 <br />10 <br />Checks For: <br />PT HF No.2_ <br />(3.9-3) <br />(3.9.4) <br />Bend: <br />Comp: <br />D/C <br />L/ <br />Fails <br />2x12 <br />Fails <br />Checks <br />Fails <br />Fails <br />145% <br />351 <br />Fails <br />2x14 <br />Fails <br />Checks <br />Fails <br />Fails <br />105% <br />574 <br />Checks <br />4x12 <br />Checks <br />Checks <br />Checks <br />Checks <br />63% <br />820 <br />Checks <br />4x14 <br />Checks <br />Checks <br />Checks <br />Checks <br />45% <br />1339 <br />Checks <br />4x16 <br />Checks <br />Checks <br />Checks <br />Checks <br />35% <br />2042 <br />3.8.2 Bending and Axial Compression <br />Members subjected to a combination of bending <br />about one or both principal axes and axial compression <br />(see Figure 3H) shall be so proportioned that: <br />I2 <br />fn + fir <br />F., Fr1 `1-�f<IFne1�_� <br />+ - f+ - _- < 1'0 (3.9-3) <br />Fbi [:L f,/F,Es�-�fb1/FvE) <br />I <br />sand <br />2 <br />FcE2 (F,. / <br />where: <br />-1-5 <br />1.0 <br />'a <br />10 <br />and <br />find <br />Bending <br />F(x12) <br />C_F (x14) <br />C F(x12) <br />C F(xl4) <br />C F(x16) <br />0.9 <br />0.9 <br />0.9 <br />0.9 <br />0,9 <br />Compression <br />F (x12) <br />C_F (x14) <br />C_F (x12) <br />C_F IX141 <br />C F (x16) <br />090 <br />0.90 <br />0.90 <br />0.90 <br />0.90 <br />c fu <br />c 4 <br />C. r <br />c -F <br />C T <br />1.0 <br />o a <br />1.00 <br />10 <br />1 <br />fc <br />120 <br />120 <br />120 <br />120 <br />120 <br />fbl <br />1013 <br />730 <br />434 <br />313 <br />236 <br />F1b1 <br />704 <br />704 <br />704 <br />704 <br />704 <br />F'c <br />1076 <br />1076 <br />1076 <br />1076 <br />1076 <br />F'b2 <br />0 <br />0 <br />0 <br />0 <br />0 <br />E'min <br />3.76E+05 <br />3,76E+05 <br />3 76E+05 <br />3.8E+05 <br />3 76E+05 <br />RE! <br />1.09E+06 <br />1.51E+06 <br />1.09E+06 <br />1.5E+06 <br />2.00E+06 <br />FbE <br />8174 <br />6940 <br />44502 <br />3.BE+04 <br />32830 <br />Checks: <br />i3 9-3) <br />1452 <br />1.050 <br />0.629 <br />4.6E-01 <br />0.348 <br />(3.9.4) <br />1.54E-02 <br />1.11E-02 <br />9.52E-05 <br />6.9E-05 <br />5.18E-05 <br />Bending: <br />1.44E+00 <br />1.04E+00 <br />6.17E.01 <br />4.4E.01 <br />3.36E-01 <br />Compresslon: <br />1.11E-OS <br />1.11E-01 <br />1.11E-01 <br />1.1E-Dl <br />1 :lE-OS <br />0.822 Em,' for either uniaxial <br />fn < F°El - (ee1 / d1)2 edgewise bending or <br />biaxial bending <br />0.822 En,:n for uniaxial flatwise <br />(C „_ / d_ )2 bending or biaxial <br />bending <br />3.20 El.' <br />fbi < F� (� )2 for biaxial bending <br />fbi - actual edgewise bending stress (bending load <br />applied to narrow face of member). psi <br />fb2 -actual flatwise bending stress (bending load <br />applied to wide face of member) , psi <br />di - wide face dimension (see Figure 3H), In. <br />d2 m narrow face dimension (see Figure 3H), in. <br />