So about 4 feet of fresh snow would have to be on your roof for it to become stressed.
How to see if your roof is collaping from snow.
If sprinkler heads are protruding through ceiling then you may be at risk of a roof collapse.
If you need to wait for a roofer use a telescoping snow rake to remove what snow you can during heavy snowfall.
Extreme weather conditions are the most common cause of roof collapses.
It is therefore very crucial for homeowners to identify and act on signs that a roof is in danger of collapse.
Keep your home s attic adequately ventilated to help reduce ice dam formation.
The roof collapsed from a snow load of 17 inches that fell in the area on december 12 2010.
To understand just how much stress snow can put on your roof check out the following ibhs snow roof guidelines.
Once the excess snow has been removed from your roof and weather conditions permit you should inspect your gutters and roof shingles to see if repairs are needed.
Protect your roof to avoid snow roof collapse.
Packed snow is a little different.
Your roof can tolerate much less accumulation of wet snow.
Sprinkler heads are hung from the roof of most commercial buildings and as a result would be sagging if the snow load is beginning to put pressure on the roof.
Leave a couple of inches of snow on the roof so you do not risk damaging the roof with the rake.
10 12 inches of new snow equates to 5 lb per square foot of roof space.
If you feel that you need a new guttering system or a full roof replacement you can contact harry helmet to schedule a free on site inspection.