Montana Roof Snow Load

If you live in the us our snow load calculator compares the total weight on your roof with the permissible load calculated according to the standards issued by the american society of civil engineers regarding the minimum design loads for buildings and other structures asce7 16.

Montana roof snow load.

Why snow load information. The minimum design roof snow load. If your roof is 1 000 square feet the total snow load is 15 000 pounds of snow. 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.

Roof snow load. Snow loads for structural design in montana revised 2004 gregory p. Montana ground snow load finder. 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.

Note that the state of montana requires a minimum roof snow load of 30 psf be used for design. 46 psf per snow loads for design in montana f f. 40 psf roof design. Basic ground snow load.

24 301 146 for any location in the state of montana. Schilke civil agricultural engineering montana state university august 1989. In areas of the state outside of certified city county and town jurisdictions the design snow load shall be based on the ground snow loads developed in snow loads for structural design in montana civil engineering department montana state university 2004 revised edition. 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.

Snow loads shall be determined by the building official. Based on 100 year 1 hour rainfall of 1 22 inches frost depth 3 ft 1 story building 4 ft 2 story building. Use our montana ground snow loads map to easily determine the ground snow load administrative rules of montana. Local and or state requirements on the ground snow loads or the roof loads subsequently calculated from these values supercede the values provided by this snow load finder tool.