Use our roof snow load calculator to determine your design roof snow loads.
Roof snow load and indiana.
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.
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.
With useful links for further reading.
Learn about building codes as they relate to roofs and roofing.
Victor staley a building official in the town of brewster mass responds.
You only need to fill in either the city and state or the zip code.
If your roof is 1 000 square feet the total snow load is 15 000 pounds of snow.
Groundsnowbyzip is a tool for architects engineers and builders to easily determine the ground snow load figure 7 1 table 7 1 for alaska of asce 7 05 for any location in the continental united states to determine the design ground snow load fill in the address below.
The north zone middle zone and the south zone are identified on the roof load zone.
If you need to gather ground snow load data programmatically please consider our api service.
However a south roof load zone home cannot be installed in either a middle or north roof load zone.
With useful links for further reading.
This issue of live load vs.
Snow retention systems are intended to prevent snow from sliding off the roof which may harm roofs buildings equipment or persons below.
Roof load live load design is affected by the shape of the roof whether it is flat curved or pitched.
The minimum design roof snow load.
Learn about building codes as they relate to roofs and roofing.
For additional questions or concerns about specific ground snow loads please call us at 1 425 741 5555.
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.
Schilke civil agricultural engineering montana state university august 1989.
Roof loads are a downward vertical force on the home.
In areas of the state outside of certified local government jurisdictions the design snow load shall be based on the ground snow loads developed in snow loads for structural design in montana authored by f f.
Why snow load information.
Section 1608 snow loads.
1 5 4 snow loads and retention or guards.
The roof shall be designed for the live load indicated in table r301 6 or the snow load indicated.
An engineered snow retention system should hold snow or ice on steep slope or slippery roofs.
As an example of what you can find in chapter 16 of the 2018 ibc see.