文档介绍:我正在做一个水池,水池深4M,长15M,宽9M,顶板厚度h2=200,是不是我只要按池顶活荷P1=35(KN/m^2)计算此板就可以过消防车了,会不会使水池压垮或者水池侧壁有没有更高的要求!请求各位帮帮忙!以下是我计算的资 料!
设 2) 地基承载力满足要求!
底板外伸部分回填土重Fkt=[(H + 2 * h4 + 2 * C1) + (B + 2 * h4)] * 2 * C1 * H0 * 16
=[( 15 + 2 * .25 + 2 * .3 ) + ( + 2 * .25 )]* 2 * .3 * 4 * 16
=1006.(KN)
抗浮全重Fk = G + ht * AR2 * 16+ Fkt (抗浮时覆土容重取16KN/m^3)
= + 1 * * 16 +1006.
= 6472 (KN)
总 浮 力Fw = AR2 * (Hd + h1) * 10
= * ( + .25 ) * 10
= 4147 (KN)
Fk= 6472 (KN) > Kf * Fw= (KN) 整体抗浮验算满足要求!
单位面积抗浮力G1=[(16 * ht + 25 * h1 + 25 * h2) * AR2 + Fk1] / AR2
=[(16 * 1 +25 * .25 +25 * .2 ) * + 49 ] /
= 28 (KN/m^2)
局 部 浮 力Fw1 = 10 * ( Hd + h1 )
= 10 * ( + .25 )
= 26 (KN/m^2)
G1= 28 (KN/m^2) > Fw1= 26 (KN/m^2) 水池局部抗浮验算满足要求!
载 计 算
(1)池内水压Pw= rw * H0 = 10 * 4 = 40 (KN/m^2)
(2)池外土压Pt:
池壁顶端Pt2 = [Pg + rt * (ht + h2)] * [Tan(45-_/2) ^ 2]
= [53 + 18 * ( 1 + .2 )] * [Tan(45-25/2) ^ 2]
= (KN/m^2)
池壁底