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• , - 4TH AVE W DUPLEX I October 10, 2022 I SDA Job# 9676 ( 6 <br /> CHORD DESIGN: <br /> EV(Roof)= <br /> Sub-diaphragm length= 30 0 ft Total-diaphragm length= 34.0 ft Design Load(critical case)= 82 PLF <br /> Sub-diaphragm width= 30.0 ft <br /> T= M = "EV(und shear)x(diaphragm length) - 82 PLF x 34 ft =348 lbs <br /> �� 8 8 'SEE DIAPHRAGM <br /> DESIGN FOR EV(und <br /> shear) <br /> Top Plate Size: 2x6 ] _ Species/Grade:j HF#2 �J <br /> Area= 6.25 inA2 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 = r----fcr2Tiwi 102 x Cd x p= 163 lbs 2018 NDS <br /> 347 lbs USE:2x6 HF#2 TOP PLATE w/(8)10d <br /> #OF NAILS PER 4FT SPLICE= 163 lbs =3 NAILS L COMMON NAILS PER SPLICE <br /> IV(2nd Floor)= <br /> Sub-diaphragm length= 28 0 ft Total-diaphragm length= 34 0 ft Design Load(critical case)= 113 PLF <br /> Sub-diaphragm width= 28.0 ft <br /> T= M = •FV(unit shear)x(diaphragm length) _ 113 PLF x 34 ft =480 lbs <br /> SEE DIAPHRAGM <br /> —� 8 $ DESIGN FOR IVlunit <br /> shear) <br /> Top Plate Size- 2x6 1 Species/Grade. HF#2 _1 <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 = 1__102 lbs J 102 x Cd x p= 163 Ibs 2018 NDS <br /> 480 lbs USE 2xb HF#2 TOP1LA1 E wt(8)1 Oct <br /> #OF NAILS PER 4FT SPLICE= -- =3 NAILS <br /> 163 lbs COMMON NAILS PER SPLICE <br />