ASCE 7-05 SNOW LOADS
Snow Loads: guide to the Snow Load Provisions of ASCE 7-05
|Publication Date:||1 January 2007|
Roof snow loading must be considered for all states in the United States, with the exception of Florida, which has a mapped ground snow load of zero. Snow is the controlling roof load, over wind or roof live load, in roughly half of the states. Specifically, when the ground snow load is 20 lb/ft2 or greater, snow loading typically controls for at least some roof structural components.
Snow loading is a frequent and costly cause of