1. Plywood MATERIALS
Plywood Overview
Concrete Forming
APA manual V345U
Plywood Grades
Plywood Textures
Plywood Tolerances
Plywood Pressures
Face Grain Across Supports
Face Grain Parallel Supports
Concrete Pressures
Section Properties

2. Plywood Structural Design
Typical Three and five Layer Construction
with Parallel –Laminated Cross Bands in the
4- and 6-ply Panels

3. Typical Plywood Panel with Face Grain Direction
Perpendicular to or Across Supports
Typical Plywood Panel with Stress Applied Parallel
With the Face Grain Direction
Direction of principal Stress

4. Typical Plywood Panel with Face Grain Direction
Parallel to Supports
Typical Plywood Panel with Principal Stress
Perpendicular with the Face Grain Direction
Direction of principal Stress

5. Typical Shear Through the Thickness

6. Rolling Shear Through the Thickness