Monopitch Truss
A plated timber monopitch truss: one rafter rising from a low heel to a vertical post at the high bearing, a horizontal ceiling tie and three webs, drawn as members without connector plates. Span over the two bearings, pitch and overhang at both ends, Member thickness and chord and web depths
Details
Category: Roof Framing › Timber Roof Framing › Gable and Skillion Roofs › Timber Trusses
By Huu Khanh Nguyen · Updated November 4, 2026
Parameters
| Name | Default | Unit |
|---|---|---|
| Span | 8000 | mm |
| Pitch | 27 | ° |
| Overhang | 450 | mm |
| Member Thickness | 35 | mm |
| Chord Depth | 97 | mm |
| Web Depth | 70 | mm |
| Slope | Math.tan((pitch * Math.PI / 180)) | |
| Heel Height | chordDepth / Math.cos((pitch * Math.PI / 180)) | mm |
| Width | span + 2 * overhang | mm |
| Depth | chordThickness | mm |
| Height | (span + 2 * overhang) * slope + heelHeight | mm |