Snow On Porch Roof

Slipperiness of the roof.

Snow on porch roof.

Equinox louvered roofs meet all building codes including snow load and wind load requirements and are customizable for any home yard size style or purpose. Light fluffy snow may only weigh about seven pounds per cubic foot. If your roof is located in windswept areas or even north of the treeline the wind will cause snow drifting making less of it accumulate on your roof. I need to keep the snow out this winter and was thinking of using corrugated plastic.

The weight of snow varies greatly. For a porch roof the beam needs to be sized according to the maximum snow loads in your area and you must know enough about the porch design to determine how the load will be distributed and over what distance the beam will carry the load. Roof snow and wind loads are based on the historical records for a given location however the local building authority should always be consulted to determine the correct roof snow and wind load to use for a given site and application. If the snow weighs 10 pounds per cubic foot and there are 1 5 feet on the roof each square foot of the roof is getting 15 pounds of pressure.

This pergola offers a metal slanted roof to provide coverage from the hot sun on your deck porch or patio. If you should have a 20 20 patio or porch then it can carry up to 12 000 pounds on the louvered roof opened or closed. Consult local building codes for snow load capacity and reference the span tables for joists and rafters published by the american wood council awc as a general rule roofs that have a high human occupancy rate should be framed with rafters every 16. Less snow will accumulate on a slippery roof it will slide off instead.

A roof protects a house and porch from snow and rain as well as the heat of the sun. 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. I have a screen in back porch which i love. These roofs are designed to withstand snow up to 30 lbs.

If your roof is 1 000 square feet the total snow load is 15 000 pounds of snow. Adding a covered porch adds exterior space to a house and providing a roof for the porch moderates the. The process involves one simple equation and some knowledge of the loads that the beam will carry. It s pretty old and rickety but i got a new roof and some siding on the bottom part of it.

The frame is metal and the sunshade is moveable. There are also factors such as deflection elasticity and wood species that come in to play.