K
Kouzouki
Engineering calculators
Wood
Beam Design
Column Design
Diaphragm
Shear Wall
Connections
Hold-down & Anchorage
Sill-Plate Anchorage
Chord & Collector
Stud / Bearing Wall
Joist & Rafter
Header / Lintel
Bearing & Notch
Continuous Beam
Fire Resistance
CLT Panel
Wood Shrinkage
Floor Vibration
Deck Designer
Building Project
Mechanical
HVAC Load · Manual J
CLT Panel
Cross-laminated timber floor/roof panel (PRG-320, apparent stiffness).
Code edition
NDS 2018
NDS 2024
Design diagram
— updates live with your inputs
Panel
Layup (plies)
3
5
7
E1 grade, major strength direction
Geometry & Loads
Span
(ft)
One-way span
Dead load
(psf)
Live load
(psf)
Deflection
Live defl. limit L/
Total defl. limit L/
Run calculation
NDS 2018