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Bearing & Notch
Compression-perp bearing and notched-member shear (NDS 3.10, 3.4.3).
Code edition
NDS 2018
NDS 2024
Design diagram
— updates live with your inputs
Member & Material
Material type
Sawn Lumber
Glulam
LVL
PSL
Species
Douglas Fir-Larch
Hem-Fir
Southern Pine
Spruce-Pine-Fir
Sawn lumber only
Grade
Select Structural
No.1
No.2
No.3
Stud
Sawn lumber only
Width b
(in)
Depth d
(in)
Bearing
Reaction / load R
(lb)
Bearing force (support reaction)
Bearing length lb
(in)
Length of bearing along the grain
Bearing location
End bearing
Interior bearing
Interior short bearings get the Cb area factor
Notch
Notched at support
Yes
Notch depth
(in)
Depth removed at the tension-face end notch
Design Assumptions
Load duration
Permanent (0.9)
Ten years / Floor Live (1.0)
Two months / Snow (1.15)
Seven days / Construction (1.25)
Ten minutes / Wind & Seismic (1.6)
Impact (2.0)
Sets CD
Service condition
Dry (CM=1.0)
Wet
Temperature
T <= 100F (Ct=1.0)
100F < T <= 125F
125F < T <= 150F
Incised lumber
Yes
Run calculation
NDS 2018