Wymiarowanie słupa – warunki konstrukcyjne

e = \frac{M}{N} = \frac{{12,80}}{{662,49}} = 1,932cm\\

e = 1,932cm < \frac{{{h_s}}}{6} + \frac{{{a_1}}}{{2,50}} = \frac{{31,00}}{6} + \frac{{2,50}}{{2,50}} = 6,00cm\\

\Sigma {A_{st}} > {A_s}(1\emptyset ) = 3,799c{m^2}\\

\\
{S_0} < \{ 20\emptyset {;_{\min }}\frac{{{b_s}}}{{{h_s}}} = 310mm;400mm\} \\
{S_0} = 20cm\\

\\
S < 0,60*{S_0} = 0,60*20,00 = 12,00cm\\

\\
{L_0} = {\alpha _1}*{\alpha _2}*{\alpha _3}*{\alpha _4}*{\alpha _5}*{\alpha _6}*{l_{bd}} > {l_{0,\min }}\\

{f_{bd}} = 2,25*{\pi _1}*{\pi _2}*{f_{cd}} = 2,25*0,70*1,00*1,33 = 2,095MPa\\

\\
{l_{bd}} = \frac{{\emptyset *{\alpha _{sd}}}}{{4*{f_{bd}}}} = \frac{{\emptyset *\frac{{2,55}}{{3,39*2}}}}{{4*2,095}} = \emptyset 12\\

\\
{\alpha _1},{\alpha _2},{\alpha _3},{\alpha _5} = 1,00\\
{\alpha _4} = 0,70\\
{\alpha _6} = 1,50\\

{l_{0,\min }}{ = _{\max }}(0,30*1,50*216 = 97,20mm;15\emptyset  = 180mm;100mm)\\

{l_0} = 1,00*1,00*1,00*0,70*1,50*12\emptyset  = 216mm > {l_{0,\min }}\\

{l_0} = 216mm > 180mm\\

\\
{S_c} > \{ \emptyset  = 12mm;{d_g} + 5mm = 15 + 5 = 20mm;20mm\}  \to 20mm\\