| 目次へ 【独立基礎_Ccタイプ】 |
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設備耐震_独立基礎_Cc |
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| ●基礎の浮き上がりの検討 |
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| (1-Kv)[(Lg+(Lf-L)/2)*W+Lf*Wf/2]
> Kh[(hf+hg)*W+hf*Wf/2] |
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| (1-0.5)[(30+(130-60)/2)*1.9+130*15E+00/2]=67E+01>1[(50+90)*1.9+50*15/2]=64E+01 |
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FALSE |
| ●判定
OK |
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1 |
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| ここで、 |
L=設備機器の幅=60[cm] |
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60 |
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Lg=設備機器の重心位置=30[cm] |
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30 |
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hg=設備機器重心高さ=90[cm] |
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90 |
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Lf=基礎長さ=130[cm] |
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130 |
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hf=基礎高さ=50[cm] |
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50 |
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Bf=基礎幅=50cm] |
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50 |
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Kh=設計用水平震度=1 |
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1 |
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Kv=設計用鉛直震度=0.5 |
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W=設備機器重量=1.9[kN] |
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1.9 |
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Wf0=基礎重量=Wf+Wr |
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=15+3.59=18.59[kN] |
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Wf=基礎重量 |
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=50*130*50*0.000023=15[kN] |
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Wr=ラフコンクリート重量=hr*(Br^2-Bf^2)*Z*γ |
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=20*(80^2-50^2)*2*0.000023=3.59[kN] |
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hr=ラフコンクリート高さ=20[cm] |
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20 |
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Lr=ラフコンクリート長さ=[cm] |
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Br=ラフコンクリート幅=80[cm] |
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La=ダボ筋埋込み長=15[cm] |
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15 |
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γ=コンクリート比重量=23E-06[kN/cm3] |
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23 |
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z=基礎個数=2 |
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2 |
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