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Por tanto lo que tenemos que calcular es una zapata aislada con<br />

carga centrada sometida a los siguientes esfuerzos:<br />

N = R = 27,5 KN<br />

Mz = M1,z + M2,z = 38,6 + 48,6 = 87,2 KNm<br />

My = M = 12,4 KNm<br />

1- Hundimiento del terreno<br />

Área equivalente del cimiento z<br />

CÁLCULOS JUSTIFICATIVOS 55<br />

a<br />

<br />

<br />

ez =<br />

M 1<br />

y<br />

V=<br />

1<br />

2<br />

67<br />

4<br />

= 0,074 m<br />

V = N + PP = 27,5 + 140 = 167,5 KN<br />

5<br />

e z<br />

b<br />

PP = ρxVol = 2500 x 5,6 = 14000 Kg = 140 KN<br />

ρ = 2500 Kg/m 3<br />

Vol = 2 x 2,8 x 1 = 5,6 m 3<br />

M 8<br />

Z<br />

ey = V=<br />

1<br />

7<br />

6<br />

= 0,52 m<br />

7<br />

2<br />

<br />

Aeq = a*b* = 2,65 x 0,96 = 2,55 m<br />

5<br />

2<br />

e y<br />

y

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