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BEVEL NOTCH DESIGN OF FLUSH BEAM <br />Beam#< 4 > <br />Reaction =1077 lb <br />2 X 5.50 in RR , (Note: use actual depth of rafter) <br /> =180 psi <br />Pitch = p =4 / 12 <br />H =6.0 in (Note: Truss Heel depth, enter if <br /> trusses are being used, else, nothing. <br />A common value of H is 4.25".) <br /> =3.50 in <br />d =9.25 in (depth of beam) <br />b =3.50 in (width of beam) <br />CALCULATION <br />if using roof rafters, <br />d' =7.17 in <br />else, If e<d', use EQ1 <br /> else, (d=d'), use EQ2 <br />e =6.25 in <br />EQ 1: = 3121.92 lb <br />EQ 2: =0.00 lb <br /> must exceed R, R =1077 lb OK <br />dr <br />H <br />d'd <br />12 <br />FLUSH BEAM <br />FACE OF SUPPORT <br />ROOF TRUSS <br />d'cos(tan (p / 12) <br />r <br />1 <br />d' H  <br />(p/12))tan(tan <br />d'de 1 <br />V 2 <br />3 (F )(b) d d d' <br />d eall v <br /> <br /> <br /> <br /> <br /> <br /> <br />V 2 <br />3 (F )(b)(d' )all v <br /> <br /> <br />Vall <br />Fv <br />w <br />