![Wood Truss Design Based on NDS 2005 1 Wood Truss Design Based on NDS 2005](https://excel.civilmdc.com/wp-content/uploads/2021/12/Wood-Truss-Design-Based-on-NDS-2005.png)
Timber trusses are wooden structural frameworks used to support roofs or other heavy structures. Fabricated from a series of triangles linked by a ridge beam and purlins, wooden trusses are structurally advantageous due to their high strength-to-weight ratios and corresponding ability to support long spans.