18C-138 99 Blackberry roofFALSE FALSE TRUE FALSE
Member # FALSE Member at Roof
Location :Repetitive Use ?Yes
Nominal Size : ( 1 )2 x 8 Incised for PT ?No
Species = DochDN.2 Flat Use :No
** Dimension Lumber **Grade = 2400f-2.0E Moisture Content :< 19%
Span (L) = 11 ft -6 in / 0 ft -0 in Temperature (° F) :
Spacing (S) = 0 ft -9 in 0.8 11.50
Unsupported Length (lu) = 1 ft -0 in / 0 ft -0 in < 100 with Cantilever
1.0 0.001 # with Point Load(s)
0 No.228 with Sloped Load(s)
(pressed-down buttons are selected)
LOADING
Max. Span =17 ft -9 in Dead Load Uniform w (psf) =10 8
R1 17.81 17.81 R2 Point 1 a (ft) =0.00 P (lb) =0
216 lb Point 2 a (ft) =0.00 P (lb) =0
Sloped a1 (ft) =0.00 w1(plf) =0
OK a2 (ft) =0.00 w2(plf) =0
Ratio Snow Load Uniform w (psf) =40 30
Max fv (psi) & V (lb)27 193 207 1501 13%Point 1 a (ft) =0.00 P (lb) =0
Max fv (psi) & V (lb) on CL 0 0 207 1501 0%CD = 1.15 Point 2 a (ft) =0.00 P (lb) =0
Max fb (psi) & M (lb-ft)566 620 1416 1550 40%Sloped a1 (ft) =0.00 w1(plf) =0
Max fb (psi) & M (lb-ft) on CL 0 0 1416 1550 0%a2 (ft) =0.00 w2(plf) =0
Total Load Max. Defl. (in)-0.19 L/713 L/180 0.77 25%
Live Load Max. Defl. (in)-0.15 L/891 L/240 0.58 27%
Deflection_TL (in) @ CL end 0.00 CL/0 0.00 0%
Deflection_LL (in) @ CL end 0.00 CL/0 0.00 0%
for M for V for E
Wet Service CM = 1.00 1.00 1.00
Temperature Ct = 1.00 1.00 1.00
Beam Stability CL = 0.99 N/A N/A ◄
Size CF = 1.20 N/A N/A ◄
Flat Use Cfu = 1.00 N/A N/A
Incising Ci = 1.00 1.00 1.00
Repetitive Member Cr = 1.15 N/A N/A ◄
Buckling Stiffness CT = N/A N/A 1.06 ◄
(for Emin)
Design Values
Fb (psi)Fv (psi) E (psi) Emin
Reference 900 180 1600000 580000
Adjusted 1416 207 1600000 614933
1428
Section Properties
breadth (b) =1.5 in
depth (d) =7.25 in
Area (A) =10.9 in^2
Section Modulus (Sx) =13.1 in^3
Moment of Inertial (Ix) =47.6 in^4
How to
Enter Data
Designed on: July 26, 2017
Adjustment Factors
99 Blackberry Solar Rafter
Douglas Fir-Larch
No.2
216 lb
Stress and/or Deflection Check
Main Floor
A l l o w a b l eA c t u a l
Load Type
Beam or Girder Joist or Rafter
with Cantilever
Print
Order Pro
Version
0
500
1000
-300
-200
-100
0
100
200
300
-0.250
-0.200
-0.150
-0.100
-0.050
0.000
Shear Force, V (lb)
Bending Moment, M (lb-ft)
Total Load Deflection (in)
with Point Load(s)
with Sloped Load(s)
Developed by:Forum Engineers
Setup
w (psf)
L
Reset Loads to Zero
YesNo
YesNo
<19%>19%
<100 100~125 125~150
YesYesNoNo
Floor Roof
Set Duration Factors
Set Deflection Limits
Version: 3.0