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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> |
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| + | '''[[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 %. |
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| + | 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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| ==Additional Resources== | | ==Additional Resources== |
− | *[[File:Huang 2012.pdf]] | + | *[https://wiki.sustainabletechnologies.ca/images/3/39/Huang_2012.pdf|Site Planning and Design (Huang, 2012)]<ref>Huang, J. C. 2012. PDH online Course C115 (5 PDH) - Site Planning and Design. UNIFIED FACILITIES CRITERIA (UFC) |
− | *[[File:Matusik 2004.pdf]] | + | SITE PLANNING AND DESIGN. U.S department of Defense. https://wiki.sustainabletechnologies.ca/images/3/39/Huang_2012.pdf</ref> |
− | *[[File:Tiner 2014.pdf]] | + | *[https://wiki.sustainabletechnologies.ca/images/d/d7/Matusik_2004.pdf Grading and Earthwork (Matusik and Deibel, 2004)]<ref>Matusik, J., and Deibel, D. 2004. Land Development Handbook - CHAPTER 24: Grading and Earthwork. Digital Engineering Library @ McGraw-Hill (www.digitalengineeringlibrary.com). https://wikidev.sustainabletechnologies.ca/images/d/d7/Matusik_2004.pdf</ref> |
| + | *[https://wiki.sustainabletechnologies.ca/images/a/a5/Tiner_2014.pdf Fundamentals of Site Grading Design (Tiner, 2014)]<ref>Tiner, J. A. 2014. Fundamentals of Site Grading Design. A SunCam online continuing education course. https://wiki.sustainabletechnologies.ca/images/a/a5/Tiner_2014.pdf</ref> |
| + | *[http://www.slopemeter.com/images/Slope_Conversion_Tables.xls Slope-Meter, Inc.] - external resource, Slope Conversion Table (Slope-Meter Inc. 2009)<ref>Slope-Meter Inc. 2009. Download Slope Conversion Tables. Copyright 2009 - Slope-Meter Inc. - All Rights Reserved. http://slopemeter.com/images/Slope_Conversion_Tables.xls</ref> |
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− | ----
| + | ==References== |
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| [[Category: Calculations]] | | [[Category: Calculations]] |