Parallel Chord Truss
A plated timber parallel chord (flat) truss: a top and a bottom chord of equal length, an upright at each end and at the quarter points, and four diagonals that rise toward the middle, drawn as members without connector plates. Span between the end uprights and overhang of both chords, Overall depth of the truss, Member thickness and chord and web depths
Details
Category: Roof Framing › Straight Truss Roofs › Timber Trusses
By Huu Khanh Nguyen · Updated November 4, 2026
Parameters
| Name | Default | Unit |
|---|---|---|
| Span | 8000 | mm |
| Pitch | 0 | ° |
| Overhang | 0 | mm |
| Member Thickness | 35 | mm |
| Chord Depth | 97 | mm |
| Web Depth | 70 | mm |
| Width | span + 2 * overhang | mm |
| Depth | chordThickness | mm |
| Height | Math.max(600, span * 0.299) | mm |