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Specifications (70) 1-1 i. E HORN CONSULTING ENGINEERS LLC New House: LEN-16-39 SELLWOOD 3376A GL Code Basis of Design: 2015 I.B.C. and 20151.R.C. with State Amendments Wind Loading: Per ASCE 7-10 Fig 28.6-1 See attached elevations for wind loading breakdown per level. 135mph 3-sec gust Exp B. The mean roof height of the house h = 24' approximately. (t)---i------, " +� :1 rj[(f QTY ,�1,r �{ti j f ,---- <- 11 1 `N1 C 77(f fij fij tai' c� -Ort- .1 ..„,s. ilii' 000 Op Case A ` , iz�r ,,,... ,..,- . .. v T,. ,..: , .moi Case B a = .10*40' =4.0' or for h =24' a= .4(h) = .4(24')= 9.6' a must be larger than .04(40') = 1.6' or 3' a =4' controls Therefore: 2a = 8' see Fig 28.6-1 ASCE 7-10, and Figure above. C.APITAI. PLAZA SUITE 13593205w BARBUR BLVD. • P ORTL.AND, OR • 97219 PHONE' 503.892.5782. 1i1IAr!.: D 1%1i@HORN( i:.C OM 1.2_ E HORN CONSULTING ENGINEERS LLC Seismic Loading: D1 seismic design category per I.R.C. Sos= .83, R= 6.5, W=weight of structure V = [1.2 SDs/(R x 1.4)]W V= .109W Roof Dead load = 15 psf Exterior Wall Dead load = 12 psf Interior Wall Dead load = 8 psf Floor Dead load = 12 psf Seismic in front to back: Wr= [.109 (56')(15+6+4)] = 152.6plf W2 = [.109 (56')(12+12+8)] = 195.3plf W1 = [.109 (37')(12+10+6)] = 112.9plf Seismic in side to side: Wr=[.109 (40')(15+6+4)] = 109plf < 145.2plf therefore, wind governs. W2 = [.109 (40')(12+12+8)] + 109 = 248.5pIf < 321.1 plf therefore, wind governs. W1 = [.109 (40')(12+10+6)] + 248.5 = 370.6plf < 446.1 plf therefore, wind governs. Redundancy Factor= 1.0 per ASCE? section 12.3.4.2 CAPITAL PLAZA SUITE. 135 9 320 S W BARBUR BLVD.• P ORTLAND, OR • 97219 PHONE' 5 03_$92.57$2• E MAIL: DACE@I1ORNCE.COM • HcE L 3 HORN CONSULTING ENGINEERS LLC Roof Diaphragm: Left Wall Line Back Wall Line PW= (0.1536) klf x 20' = 3.1k P = (0.1452) klf x 18.75' = 2.7k Ps = (0.1526) klf x 20' = 3.1k V= P/(12)' = 227p1f Type A Wall V= P,,,,/(21)' = 146p1f Type A Wall Mot = 10.0kft Mot =24.6kft Mr= 5.0kft Mr=26.9kft No HD Req'd T= 0.9k Type 7 HD Right Wall Line Front Wall Line @ Bedroom 2 PW= (0.1536) klf x 20' = 3.1k P = (0.1452) klf x 29' =4.2k PS = (0.1526) klf x 20' =3.1k V= P/(8.5)' =495plf Type B Wall V= Pw/(31.5)' = 98plf Type A Wall Mot = 16.8kft Mot = 5.5kft Mr= 3.3kft Mr=4.4kft T= 3.2k T= 0.2k No HD Req'd Type 8 HD Front Wall Line @ Bedroom 3/4 P = (0.1452) klf x 11.5' = 1.7k V= P/(9)' = 186plf Type A Wall Mot =4.5kft Mr= 1.3kft T= 1.1k Type7HD CAPITAL PLAZA SUITE 135 9 320 5 W BARBeR B1.vo. • i•ORTLAND, OR • 97219 PHONE: 3 03.892.5782• F MAIL: DAA'E@HORKCE.COM HTLq HORN CONSULTING ENGINEERS LLC 2"d Floor Diaphragm: Left Wall Line Back Wall Line Pw= (0.1683)(20') + 3.1k = 6.5k P = (0.1759) klf x 18.75' + 2.7k= 6.0k PS = (0.1953)(20') + 3.1k = 7.0k V= P/(14)' =428p1f Type H Wall V= Pa(55)' = 127p1f Type A Wall Mot = 11.6kft Mot =21.8kft Mr= 1.5kft Mr=22.6kft No HD Req'd T= 3.4k Type 8 HD Above Right Wall Line Type 2 HD Below Check Sill Plate Pw= (0.1683) klf x 20' + 3.1k = 6.5k P = (0.109)(18.75)+(0.1668)(18.75') PS = (0.1953) klf x 20' +3.1k = 7.0k = 5.2k/ 14' = 369plf Note: No 3x Sill Req'd V= Pa(33.5)' = 209p1f Type A Wall w/DBL A.B.'s 9'Wall Wall Line @ Back of Garage Mot= 16.9kft P = (0.1759) klf x 29' +4.2k = 9.3k Mr=6.5kft Type 7 HD Above V= P/( If P/(10.75)' = 865 T= 1.2k Type 1 HD Below ) p Type D Wall 24.5'Wall Mot =83.7kft Mot =46.1kft Mr= 11.1kft Mr= 35.4kft T= 6.8k Type 4 HD Check Sill Plate T= 0.4k No HD Req'd P = (0.109)(29')+(0.1395)(29') = 7.2k/ 10.75' = 670plf Note: No 3x Sill Req'd w/DBL A.B.'s Front Wall Line P = (0.1759)(10.25)+(0.0418)(6) + 1.7k = 3.8k V= P/(10.75)' = 349plf Type B Wall Mot =4.9kft Mr= 0.7kft T= 0.8k Type 1 HD Main Floor Diaphragm: Left Wall Line Back Wall Line Ptw = (0.1328)(20') + 6.5k = 9.2k P = (0.125) klf x 18.75' +6.0k = 8.3k Ps = (0.1129)(20') + 7.0k= 9.3k V= P/(40)' = 209p1f Type A Wall V= Ps/ (58)' = 160plf Type A Wall Mot = 6.3kft Mot= 11.5kft Mr= 6.2kft Mr= 21.7kft T= 0.0k Right Wall Line Pw= (0.1328) klf x 20' + 6.5k= 9.2k Ps= (0.1129) klf x 20' +7.0k = 9.3k V= PS/(58)' = 160plf Type A Wall Mot = 8.lkft Mr= 14.5kft CAPITAL PLAZA SUITE 135 9 320 S W BARRUR B1.\D. • P ORTLAND, OR • 97219 PNc/NE: 5 03.892.5 782• E MAIL: DAVE @11ORNC[.CON1 119 .B .hz .4 lA •,,1 'Ai E•8°11 % 4',•)frO3z 1AV1 I :t,,1 .vo££ tpZ. s v1•� -- _„_____, .s .h2 .4� . •,r 1' 2 i va X. g'Z£t = Irv) L. _ 4. 11111 11111 % IIIIIIIIIII 1111111 111 . 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