Roof Truss Calculator
Roof Length (ft)
Truss Spacing (ft)
Overhang (ft)
Cost per Truss ($)
Calculate
Results
Number of Trusses:
Total Cost:
$
Formula:
Number of Trusses = ceil((Roof Length + 2 * Overhang) / Truss Spacing) + 1. Total Cost = Number of Trusses × Cost per Truss.