Calculo de vigas de cimentacion

CÁLCULO DE vigas de cimientacion

VIGA DE CIMENTACION 5

Wu= 2520 kg/m²

[pic]

|Mmax | | |q | |As |#vr ø|
| |b |d | | | | |
|7229,25 |30 |45 |0,06891329|0,00328159 |4,43013989 |3#5 |
|12393 |30 |45 |0,1221314 |0,00581578 |7,85130435 |4#5 |
|17195,5|30 |45 |0,17539786 |0,00835228 |11,2755769 |4#6 |
|9792 |30 |45 |0,09485475 |0,00451689|6,09780534 |4#5 |
|5712 |30 |45 |0,05395447 |0,00256926 |3,46850161 |3#5 |

As min=0.0015 (55)(17)= 1.40 cm2 < MINIMO= 1.42 ( 2#3

• Sección resistente
[pic]

• Porciento de acero

• Revisión de corte

Vud = [pic] < Vc = ½ [pic]

Vud = Vmax –wd = 11084.85.-(2142)(.45)Vud= 10120.95

Vud = 8.82 > Vc= ½ [pic] =7.07

Falla a corte. Requiere estribos

• Área de acero y corte

av= 0.21 -( área próxima= 0.32cm2

[pic]

[pic]

VIGA DECIMETACION 6

Wu= 2142 kg/m²

[pic]

|Mmax | | |q | |As |#vr ø |
| |b|d | | | | |
|8505 |30 |45 |0,08171723 |0,0038913 |5,2532502 |3#5|
|14580 |30 |45 |0,14588665 |0,00694698 |9,3784272 |4#6 |
|20230 |30 |45 |0,21135002...