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| Expressing a slope in degrees requires using the ''tangent'' trigonometric function. | | Expressing a slope in degrees requires using the ''tangent'' trigonometric function. |
| e.g.:<math>\tan \theta =\left ( \frac{4\ m}{12\ m} \right ); \theta =\tan^{-1}\left ( 0.33 \right )=18.3^{\circ}</math> | | e.g.:<math>\tan \theta =\left ( \frac{4\ m}{12\ m} \right ); \theta =\tan^{-1}\left ( 0.33 \right )=18.3^{\circ}</math> |
| + | |
| + | '''[[Slope_table| Quick reference table]]''' |
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| ==Normal range of slopes== | | ==Normal range of slopes== |
− | The Accessibility for Ontarians with Disabilities Act<ref>Ontario. O. Reg. 191/11: INTEGRATED ACCESSIBILITY STANDARDS, 2011. https://www.ontario.ca/laws/regulation/r11191.</ref> provides a bare minimum to which public spaces must be designed. Consider designing landscapes to universal design principals instead<ref>Universal Design.com. 2018. “The Leading Source for News and Information on Universal Design - The Leading Source for News and Information on Universal Design.” 2018. http://www.universaldesign.com/.</ref><ref>Institute for Human Centered Design. 2018. “Principles.” 2018. https://www.humancentereddesign.org/inclusive-design/principles.</ref>. | + | The Accessibility for Ontarians with Disabilities Act<ref>Ontario. O. Reg. 191/11: INTEGRATED ACCESSIBILITY STANDARDS, 2011. https://www.ontario.ca/laws/regulation/r11191.</ref> provides a bare minimum to which public spaces must be designed. e.g. cross slope not to exceed 2 %. |
| + | |
| + | Consider designing landscapes to universal design principals instead<ref>Universal Design.com. 2018. “The Leading Source for News and Information on Universal Design - The Leading Source for News and Information on Universal Design.” 2018. http://www.universaldesign.com/.</ref><ref>Institute for Human Centered Design. 2018. “Principles.” 2018. https://www.humancentereddesign.org/inclusive-design/principles.</ref>. |
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| {|class= "wikitable" "style=text-align: center;" | | {|class= "wikitable" "style=text-align: center;" |
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| *[[File:Matusik 2004.pdf]] | | *[[File:Matusik 2004.pdf]] |
| *[[File:Tiner 2014.pdf]] | | *[[File:Tiner 2014.pdf]] |
− | | + | *http://www.slopemeter.com/images/Slope_Conversion_Tables.xls - external resource |
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| [[Category: Calculations]] | | [[Category: Calculations]] |