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A <br /> . HERRERA REMODEL ( September 14, 2022 I SDA Job# 9649 I 6 <br /> CHORD DESIGN: <br /> £V(Roof)= <br /> Sub-diaphragm length= 36.0 ft Total-diaphragm length= 36.0 ft Design Load(critical case)= 71 PLF <br /> Sub-diaphragm width= 34.0 ft <br /> M *EV(unit shear)x(diaphragm length) 71 PLF x 36 ft. <br /> .T= F— = 8 = 8 =318 lbs SEE DIAPHRAGM <br /> DESIGN FOR EV(unit <br /> shear) <br /> Top Plate Size: 2x6 I Species/Grade:1 HF#2 <br /> Area= 8.25 in^2 Ft = 525 psi <br /> Load duration(CD)= 1.60 Tallowable = Area x CD x Ft = 6,930 lbs <br /> Since T allowable is greater than T applied, OK. <br /> SHEAR CAPACITY OF 10d COMMON NAIL = [ 102 lbs ' 102 x Cd x p= 163 lbs 2018 NDS <br /> 318 lbs I USE:2x6 HF#2 TOP PLATE w/(8) 10d <br /> #OF NAILS PER 4FT SPLICE= 163!IDS COMMON 2 NAILS COMMON NAILS PER SPLICE <br /> f_V(3rd Floor)= <br /> Sub-diaphragm length= 36 0 ft Totai-diaphragm length= 36.0 ft Design Load(critical case)= 77 PLF <br /> • Sub-diaphragm width= 34.0 ft <br /> M `EV(unit shear)x(diaphragm length) 78 PLF x 36 ft <br /> • T= _7_ = 8 8 =348 lbs SEE DIAPHRAGM <br /> DESIGN FOR EV(unit <br /> shear) <br /> Top Plate Size: 2x6 Species/Grade:j HF#2j . <br /> Area= 8.25 in^2 Ft = 525 psi <br /> Load duration(CD)= 1.60 - Tallowable = Area x CD x Ft = 6,930 lbs <br /> . ,. -,�t I _. ";I. ,J. r.1E.1 1-1.an { aop ed, (.)y <br /> SHEAR CAPACITY OF 10d COMMON NAIL = ( 102 lbs I 102 x Cd x p= 163 lbs 2018 NDS <br /> #OF NAILS PER 4FT SPLICE= 348 lbs =3 NAILS U x # t�P PLATE w/(8) 10d <br /> 163 lbs COMMON NAILS PER SPLICE <br /> £V(2nd Floor)= <br /> I Sub-diaphragm length= 36.0 ft Total-diaphragm length= 36.0 ft Design Load(critical case)= 67 PLF <br /> Sub-diaphragm width= 34.0 ft <br /> M 'FV(unit shear)x(diaphragm length) 68 PLF x 36 ft. <br /> T= B = 8 = 8 =303 lbs *SEE DIAPHRAGM <br /> DESIGN FOR EV(un t <br /> shear) <br /> Top Plate Size: 2x6 1 Species/Grade:r- HF##2I <br /> Area= 8.25 in^2 Ft = 525 psi <br /> Load duration(CD)= 1.60 Tallowable = Area x CD x Ft = 6,930 lbs <br /> { <br /> Sinpe T alltnwaable is greater than T applied, OK <br /> SHEAR CAPACITY OF 10d COMMON NAIL = 10 Ibs 102 x Cd x p= 163 lbs 2018 NDS <br /> 303 lbs USE:2x6 HF#2 TOP PLATE w/(8) 10d <br /> #OF NAILS PER 4FT SPLICE= 163 lbs =2 NAILS I COMMON NAILS PER SPLICE <br /> 8 j35 <br />