Vigas

VIGA PLANA 1
d=22.5H= 25 c.m. r=2.5B= 40 c.m.
2.- Calcular carga = 668kg
3.- W=u*AT = 668*36 = 2404.80kgq=.85-.7225-mmax*100Øf'cbd2
q=.85.7225-1.7*7352.77*100.90*250*40*22.52
q= .180
l=q f'cf'y = .0107
as= ℓbd = .0107*40*22.5= 9.63 2vs #62vs #5
Vu=cmax-wmuro2*dØ b d
Vu=6535-2904.80.152*.225.85*40*22.5=5663.56765=7.40
Vc=0.55250=8.69
Por lo tanto no require estribos

VIGA PLANA 2d=22.5
H= 25 c.m.r=2.5
B= 40 c.m.2.- Calcular carga = 668kg
3.- W=u*AT = 668*3.35 = 2237.80kg
q=.85-.7225-mmax*100Øf'cbd2q=.85.7225-1.7*5664.43*100.90*250*40*22.52
q= 0.1350
l=q f'cf'y = .0080
as= ℓbd = .0080*40*22.5= 7.2
Vu=cmax-wmuro2*dØ b dVu=5035.05-2237.80.152*.225.85*40*22.5=4363.71765=5.70
Vc=0.55250=8.69
Por lo tanto no require estribos

VIGA PLANA 3
d=22.5...