"Snow Load on Monopitch or Duopitch Roof<hr/><small>According to <strong>Eurocode</strong>: EN 1991-1-3</small>
'<div style="max-width:180mm">
'<img style="width:200pt;" src="http://calcpad.eu/media/structures/loads/snow.png" alt="snow.png"><br /><br />
'Characteristic snow load on the ground -'s_k = ?'kN/m<sup>2</sup>
'Roof pitch angle -'α = ?'<sup>o</sup>
#post
#if α ≤ 30
	'Snow shape coefficient -'μ_1 = 0.8'(α &le; 30 <sup>o</sup>)
#else if'<span style="display:none;">'α < 60'</span>
	'Snow shape factor -'μ_1 = 0.8*(60 - α)/30'(α &lt; 60 <sup>o</sup>)
#else
	'Snow shape coefficient -'μ_1 = 0'(α &gt; 60 <sup>o</sup>)
#end if
#show
'Exposure factor -'C_e = ?
'Thermal factor -'C_t = ?
#post
'<p class="ref">[EN 1991-1-3, т. 5.2 (3)a)]</p>
'Snow load on roof
s =μ_1*C_e*C_t*s_k'kN/m<sup>2</sup>
#show
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