Spacing for trusses plays a crucial role in determining the structural integrity and performance of a truss roof system. The spacing is influenced by multiple factors, including the truss type, design loads, and material specifications. Proper spacing ensures that the trusses can effectively distribute the weight of the roofing materials, snow, and wind, while maintaining their structural stability. Engineers carefully calculate the appropriate truss spacing based on these factors to optimize the roof’s capacity and prevent potential failures.