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2018 IBC/SDPWS 2015 - Shear Wall Schedule <br /> 7/16"058; 0.131"q) Nails; SPF or HF Studs L 16"oc <br /> Table 4a3A Nominal Unit Shear Capacities for Wood-Frame Shear Walls'Att,' <br /> Wood-based Panels4 <br /> A i Mlnimun SEISMIC a <br /> WIND <br /> 1Vlintmum Fastener Pa <br /> SbaSheathingNdminal Penetration Fastener Panel Edge nel Fastener Spacing(fn.) Edge Fastener <br /> Material Pend in Framing Type 6 Size Sciachia finj <br /> ieknets Member or 6 4 3 2 6 4 3 2 <br /> (in.) Meriting va G. V. Go V. G. v, G. v_ v, V. V. <br /> (In, (plf) (kiprsr.n.) (plo (kipsrm.) (plf) (kip6r._) (plf) (fdpslin.) (PO) (par) (Pif) (Pill <br /> Mall itzed'nor Oss PLY me PLY Oss PLY OS6 PLY <br /> gatvsnixed box) <br /> Wood Sf16 1-1/4 6d 400 13 !D $� 18 13 780 23 16 7D20 35 22 560 a40 t090 1<30 SVutnaaE <br /> Ponala- 400 19 14 720 24 17 520 30 20 1220 43 24 645 10t0 1290 1 1710 <br /> Sbhlcnaal f.e 71le ad SID 16 13 790 21 16 1010 27 19 1340 40 24 715 1105 1415 1187E <br /> !`a32 560 14 11 low 1a 14 1100 24 IT 1450 37 23 705 1205 1540 1 2045 <br /> ism 1-12 led 660 22 16 1020 29 20 I= 36 22 1 1740 51 25 950 1430 1 1860 1 2435 ` <br /> 5116 1.114 6d 3fhl 13 9.S 544 1a 12 700 24 14 860 37 1$ 5D.5 755 98D 11280 <br /> wood I M 40" 11 8.S 500 15 11 78D 20 13 1020 32 17 1 560 840 1090 t 1430 <br /> SlnrtL6af Is 44C 11 12 640 25 15 82D 31 17 1050 45 20 615 095 1150 14ES <br /> ems_ 7116' 1-318 :ad 450 15 1l 700 22 14 900 29 f7 1c70 42 2F 670 8JW 1260 1184Q <br /> j ai,_ 432 520 !3 10 780. 19 13 ':00`. 25 15 I= 39 20 730- 10E5 -f370 11790 <br /> 1-12 hod 620 22 94 920 30 17 1200 37 99 1540 52 23 670 1290 1660 2155 i <br /> 19032 680 19 13 l020 26 16 I= 33 to 1T4D 4a 22 950 1430 1 law 12435 <br /> ply rt»d Nett(ga Wantzed paingl <br /> Siding SJ16 7-1f4 6d 283 13 420 tfi S50 77 720 21 390 590 770 j tDlG <br /> 316 l.3r8 8d 320 Sa 480 to 620 20 am 22 4S0 6T0 070 115[ t <br /> Hall(common tar <br /> Sheathing <br /> lsm arct 24hu'"k eel hozl I i <br /> 3M 6d 240 15 360 17 460 19 Pit§ 22 335 505 645 040 €p4 a an denar gd 260 15 350 20 011 21 630 23 365 530 670 no <br /> Glue'and <br /> rf•2'E.xtenw 12 zoo to 420 20 540 2- Too 24 3S0 580 755 9e0 <br /> Grue') 12 10a 3T0 21 SSD 23 7� 24 920 25 520 770 1010 1290 <br /> 510 400 21 Cie 29 790 24 104a 29 S60 1155 1105 1455 <br /> H4U(galvanized seating) <br /> S ructwal /2 11 ga.pace.rooting na0(O.t20' 340 4,0 460 5.0 $20 5.5 95 645 730 <br /> Flearboard x 1-12'lortg x 7f15 head) I <br /> SneDthbq 25W 11 R 391a rooang noel(Q.s2C <br /> t-314'long x 318-bead) 340 4.0 460 5.0 520 5,5 e7S 645 730 <br /> 1.Nominal unit sheuenpaeties shall be adjusted in accardaneo with 4.3.3 to determine ASD allowable unit shear capacity and LRFD faetolcd unit resislnnce.Fargrneralconstruetion re4uihemenrssceAa'.6.For <br /> -pcciG4 rull:iremrnes.see 4.3.7.1 for wood siructnrt panel shear walls,4.3.7.2 for partMcboard%bear walls,aad 43.73 for fiberboard shear walls.Sec AppcoadixA for Common and box nail dimensions. <br /> 2.Shears are per almol to be increased to vuiucs shown for 15132 inch(aorninal)sheathing with same ardling provide!(a)studs are spaced a maxims®of 16 i0ches on center,or(b)poaejs are applied with long <br /> dtmcnsian acmes studs <br /> 3.Fair apeciea and poda of 1—riag other that.DutsglarTir-Lech ar Sonthwn Pine,reduced nominal umi shear r4ryeiliR shall be determined by multiplying the tabulated nominal unit shear capacity by live <br /> Specific GravityAdjustmeet Factor=(1•(DS-G)J,whamG-Specific Cr jty ofthe framing lumber from the NDS(Table 12.3.3A).She SpeciBr Gravity Adjugmem Foetor%hall not be greater than 1. <br /> 4,Apparent Shear sliffncss unions G„are based on nail slip in training lvilb moisture cement lase than at equal to 19%at time of fabrication and panel stiffam values for sheer:walls 4onstrvclal with either OS3 <br /> or 3-ply plywood panels.Whrn 4-ply or 5-ply plywood paticls oa cmapaiic panels arc wed.G.values Mall be peu ikmil to be multiplied by 1.2. <br /> 5.Where moism"'content of the framing is greater them 19%m time of fabrimtion•G.velum shah he multiplied by 0.5. <br /> 6.w'h=paucls arc applied on both foss of a shear wall and nail spacing is less lbaa 6"on center an either side,panel joints shall be offset to fall on dlf nag framing members as shown be)o v.Ahrmatvdy,tl:r <br /> w idth of the nailed face of framing members shall be 3'nominal or pesteral adjoining panel edges and nails at all panel edges shall be staggered. <br /> 7.Galvanized nails shall be bot•dipped or tumbled, <br /> 1. Reduction Factor=2 <br /> 2. 16"oc studs—use values for 15/32 <br /> 3. G=0.42(SPF or Hem Fir)...Adjustment Factor= [1-(0.5-0.42)]=0.92 <br /> P1-6 Y 1 6"/12"oc 2x 2x 240-plf 194-pfFF27F2-plf <br /> P1-4 Y 1 4"/12"oc 2x 2x 350-plf 284-plf 490-plf 398-plf <br /> P1-3 Y 1 3"/12"oc 2-2x 2x 450-plf 366-plf 630-plf 512-plf <br /> P1-2 Y 1 2"12"oc 2-2x 2x 590-plf 478-plf 820-plf 669-plf <br /> P2-4 Y 2 4"/12 oc, 2-2x 3x 700-plf 568-plf 980-plf 796-plf <br /> ea.side <br /> P2-3 Y 2 3"/12"oc, 2-2X 3x 900-plf 733-plf 1260-plf 1024-plf <br /> ea.side <br /> P2-2 Y 2 2"/12 oc, 2-2x 3x 1180-plf 957-plf 1640-plf 1338-plf <br /> ea.side <br /> L3.2 <br />