Metal Roof Snow Load

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Metal roof snow load. Metal buildings are sturdy durable structures designed to withstand wind loads and other extreme weather events but you must pay special attention to potential snow loads that could accumulate. The sloped roof snow load p s shall be obtained by multiplying the flat roof snow load p f by the roof slope factor c s. Why do we design this way. If your roof is 1 000 square feet the total snow load is 15 000 pounds of snow.

In fact it is found that metal and steel buildings may actually be better suited to handling higher snow loads than traditionally framed homes. P s c s p f the thermal factor c t from table e 3 determines if a roof is cold or warm slippery surface values shall be used only where the roof s surface is unobstructed and sufficient space is. Other products offered include leaf gutter guards roof clamps for attaching accessories to a metal roof vent stack pipe and. Why snow load information.

When the building collapsed we estimated the snow load at less than 20 psf. As i design roofs today in ski resort areas i use one of the above types of roofs and plan to keep the snow on. A great deal of confusion currently exists among engineers architects recreation specialists and maintenance personnel concerning the proper snow loading to use for the design and maintenance of trail bridges building roofs and other structures in mountainous high snow load areas. If you live in the us our snow load calculator compares the total weight on your roof with the permissible load calculated according to the standards issued by the american society of civil engineers regarding the minimum design loads for buildings and other structures asce7 16.

Our approach in north america is to use a metal roof with a steep slope that will allow the snow and ice to slide off. The primary reason is a fear of having the building collapse under a heavy snow load. Our metal roof snow guard products are a cost effective long lasting aesthetically pleasing snow retention solution for any metal corrugated standing seam asphalt shingle or slate roof located in a winter climate. To figure out the load on your roof take the depth of snow in feet and multiply it by the weight of a cubic foot of snow.

Depending on the region of the us you can expect snow loads of zero to 100 pounds per square foot. The good news is that steel and metal buildings from worldwide steel are built with what it takes to handle the heavy and harsh snow pile ups required in each area of the country.