This free online roof truss calculator generates the axial forces and reactions of completely customizable 2D truss structures, perfect for roof truss design.

Easily design and analyze your truss structures with our powerful online truss analysis calculator. Quickly and accurately calculate member forces.

Free online truss calculator for roof trusses, bridge trusses, and structural trusses. Analyse member forces, reactions, and deflections. No signup required.

Free open-source online truss calculator for truss design. Generate axial forces and reactions of roof trusses, floor trusses and rafters.

Free online roof truss calculator tool. Calculate rafter length, roof pitch, truss dimensions and costs. Includes visual diagrams.

The roof truss calculator is a handy tool that will help you estimate both the rafter length and the number of trusses needed for your roof.

Free roof truss calculator. Calculate roof truss dimensions, spacing, number of trusses, and loads needed for roof construction.

Calculate roof truss dimensions, member forces, material requirements, and costs. Free online tool for engineers, contractors, and construction professionals.

Free truss analysis calculator. Instant like a cat's reflexes. Solve 2D trusses online: no license, no installation, no hassle.

Quick roof truss calculator for planning. Enter span, length, pitch, spacing, and overhang to get truss count, rafter length, ridge height, roof area, sheathing, roofing squares, and a simple materials takeoff.