Roof Pitch For Snow Country

This will extend the life of your roof.

Roof pitch for snow country.

Some time ago an article in fine homebuilding addressed roof designs in snow country. The standing seam metal roof on this ice hockey rink leaked like a sieve a few weeks after the first snow arrived. Anything less than 1 12 pitch is a huge mistake in snow prone. The 1 4 inch per foot slope was not adequate.

Managing snow on roofs mountain ts hendricks ture. So in general the shallower pitch can be more dangerous with bigger slides. This has more to do with weather conditions than pitch. The conclusion was to avoid avalanches by building a 4 12 roof pitch with non sliding roofing material such as asphalt.

Hi brian i just completed a house directly south of you in leavenworth. However the larger factor is that when the sun comes out radiant heat passes through the snow is reflected outward melts the snow from underneath and causes it to slide. My gable roof has a pitch of 2 1 2 in 12 and two layers of asphalt shingles. Massive snow suddenly sliding off a roof sometimes kills the unsuspecting caught below it.

My house has a 12 12 pitch metal roof with concealed fasteners snow never gets more than 2 inches deep before it goes flying whenever 2 roof planes meet i e. Alpine design basics 360niseko. The safest way to determine the pitch of an existing roof is to measure from inside your attic using a level tape measure and pencil. The total snowfall last winter was over 250 inches.

Anything over a 6 12 pitch tends to make massive amounts of snow slide off the roof without warning. If the design necessitates a roof slope that drains onto a traffic area snow retention devices should be provided to hold the snow in place. Out of this snow storm an idea was conceived to create a shop that would replace the old cabin. Roof pitch for snow country.

In the video above i explain the importance of roof pitch when it comes to snow. Cheltenham town offer pitch update installing snow guards metal estimating roof pitch determining have your flat roof and snow too sheet. Roof pitches of 3 12 4 12 5 12 or 6 12 work best for metal buildings in snow country. Valleys dormers it seems to form a snow wedge that as david said can have impressive density and depth.

I have already begun the research to build a pole barn. Snow can certainly slide off of a 4 12 roof. I also share a little about why we did not build an earthship as we had planned because of the climate here. The higher the roof pitch the more often the snow slides off.

A minimum slope of 1 inch per foot is recommended in snow country.