If The Snow On The Roof Is Too Heavy

The risk of a roof collapse is low.

If the snow on the roof is too heavy.

Windows that are hard to open and close. There are some clues to look for to determine if a home is suffering under the weight of too much snow. According to hammill homes are built strong enough to withstand the weight of minnesota snow. If the roof had to carry a weight equivalent to a snow load all year without weakening it would have to be much more robustly built.

Numerous cracks in walls or masonry. A cubic foot of snow can weigh about 7 pounds if it s dry and fluffy. Noises coming from the roof like creaks or pops that are often continuous and are not associated with winds or other factors. Within a few days of falling most of the snow slides off.

Signs that your house be at risk from bearing the weight too much snow on the roof are. That works out to be 11 25 pounds per square foot. It could weigh over 20 pounds if it s wet and compacted. According to our math in this example your roof is probably doing just fine.

Signs your roof is compromised by too much snow. Doors that pop open for no reason. Sticking interior doors such as those leading to bedrooms bathrooms or closets. Signs of roof damage from excessive snow.

If a foot of snow comes down on saturday however he said the. If a snowstorm just dumped about 9 inches of heavy snow on your roof the equation to determine snow load is 9 x 1 25.