0 7 x pg ground snow load pf roof snow load roof snow load examples.
Kentucky roof snow load map.
Psf pounds per square foot above line 60 psf.
60 ground snow psf below line 50 psf 50 ground snow psf.
The purpose of this web site is to provide ground snow load analysis information and data gathered from all 50 states.
0 7 x 50 psf 35 psf.
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.
To calculate roof snow load per residential building code.
March 23 2015 building codes include maps and tables that define the live snow load that is to be designed into roof systems in different parts of north america.
The flat roof snow load is calculated using formula 7 3 1.
0 7 x 60 psf 42 psf below line.
The roof or the entire structure can fail if the snow load exceeds the weight the building was designed to shoulder.
Schilke civil agricultural engineering montana state university august 1989.
The minimum design roof snow load.
Snow load is the downward force on a building s roof by the weight of accumulated snow and ice.
You can click on the map below to determine the design ground snow load latitude and longitude and elevation for that location.
The north zone middle zone and the south zone are identified on the roof load zone map above.
Use our asce ground snow loads map to easily obtain the ground snow load figure 7 1 of asce 7 10 for any location in the contiguous united states.
Non shaded cs areas require site specific case studies to establish ground snow loads.
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.
Or if the building was poorly designed or constructed.
The north zone design live load equates to 40 pounds per square foot the middle zone equates to 30 pounds per square foot and the south zone equates to 20 pounds per square foot.
The snow load that is applied to our structure is not the ground snow load but in most cases the flat roof snow load.
You only need to fill in either the city and state or the zip code.
Purpose of this web site.
In our case let s assume that our structure has a flat roof roof slope 5.
This downward imposed load on the home is also known as the snow load.
Other considerations for sloped roofs can be found throughout chapter 7 of asce 7 10.
