martes, 12 de junio de 2012

Cálculos y discusión (III)


4.   Calcular el área de estribos requerida para corte.

Vc  =  f 'c bw d                                                                                                                                                                               Ec. (11-3)           

=  5000 (16) ( 29, 5) / 1000

= 66,8 kips


De las Ecuaciones (11-1) y (11-2)

 Vu

52, 3

Vs  =        - Vc  =         

- 66, 8 = 2, 9 kips                                                                                                                                                               

f                0, 75


     v      s                                                                             2
 
A          V             2, 9
=          = =               = 0, 002 in.  / in. / rama
s       f yv d     60 (29, 5)                                                                                                                

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