The newly proposed Colorado maps aim to ensure that structures designed across the state achieve the target safety index of 3 defined in ASCE 7. The ground snow load map shown below was scanned from the ASCE 7-10 (Figure 7-1). A second alternative to using the Zone map found below would be to use the chart found on the Zone map to determine the ground snow load for the specified geodetic elevation. I-24) Earthquake Load Calculators. Ground snow loads, p g , for the contiguous United States can generally be determined using this map. AccuWeather's Forecast map provides a 5-Day Precipitation Outlook, providing you with a clearer picutre of the movement of storms around the country. The Ontario Building Code | Specified Snow Load 4.1.6.2. The Canadian Ice Thickness Program has two data collections that users can access anytime online: Ice Thickness Program Collection, 1947 to 2002 [XLS;4.1 MB] | Metadata; Ice Thickness Program Collection, Fall 2002 to 2020 [XLS; 182 KB]; The ‘Original Ice Thickness Program Collection’ contains ice thickness and snow depth measurements for 195 sites. Analyses. Structural Design of Non-Structural Components. For an elevation of 212 metres, the ground snow load would be: 1.2 + (1.4/215) * (212-75) = 2.1 kilopascals . This note describes the process to update a Canadian historical snow survey dataset to 2016 and the production of a 0.1° gridded version for research applications. This paper describes the development of a new snow load map for defining ground snow loads for building (roof) design in the state of Colorado. Videon and J.P. Schilke, Civil & Agricultural Engineering, Montana State University, August 1989. The structural design and field review of non-structural elements, restraints, and anchorages shall be provided by a professional engineer registered in B.C. Primary Structural Action (Fig. In the 1985 edition of the National Building Code of Canada (NBCC) the intensity of the specified snow load at any location on a roof is obtained by multiplying the ground snow load for … An estimated snow depth map Specified Snow Load (1) The specified load, S, due to snow and associated rain accumulation on a roof or any other building surface subject to snow accumulation shall be calculated from the formula, S = I s [S s (C b C w C s C a) + S r]. 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. Snow drift load and distributions for areas adjacent to roof obstructions. 1. 7. 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