Wood Beam Design Calculator

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Beam Elevation

DLrLSWEH
14.00 ft4x1280.00 plf D120.00 plf L9.57 plf D (sw)

Units key: point loads in lbs · distributed in plf · moments in k-ft · lengths in ft · drag point loads to reposition.

General

Design Method

Wood Material Selection

Compression Edge Lateral Bracing

Max Bending Stress Ratio
0.927 : 1
Section: 4x12
fb = 835 psi · F'b = 900 psi
Gov: +D+L+H
@ x = 7.00 ft over 14.0 ft span
Max Shear Stress Ratio
0.310 : 1
fv = 56 psi · F'v = 180 psi
Gov: +D+L+H
V = 1.47 kips @ support
Transient Deflection
Down: 0.156 in = L/1076
Limit: L/360 = 0.467 in
Up: 0.000 in · Gov: +D+L+H
Total Deflection
Down: 0.331 in = L/508
Limit: L/180 = 0.933 in
Up: 0.000 in · Gov: +D+L+H
Support Reactions (kips)
SupportDLrLSWEH
#1P@0.0'0.63—0.84————
#2P@14.0'0.63—0.84————