Snow load / Green Building & Sustainable Home Renovation Information & Advice

A complicated roof with dormers and metal roof covering
Roof assemblies - new construction

Choosing the Best Roof Profile For Your Home

...snow loads on design In cold climates, snow load dictates the structural framing. A flat roof must support the weight of several feet of wet snow, which can exceed 40 pounds per square foot (195 kg per square meter). Steep roofs like gables and gambrels encourage snow to shed, but this requires safety planning for wher...