Page 72 - APUNTES MANUAL YARLEQUE NEGREIROS_Neat

2
√
= ( 2− 2 −4 1× )
2 1

Acero Mínimo

√ ′
= 0.80 × × ×
′

Calculado Teórico VARILLAS ACERO
Mu As min
As (cm2) As USADAS REAL
+ 0.61 0.94 1.93 1.93 1Ø 3/8" + 1Ø 1/2" 1.98
+ 0.33 0.5 1.93 1.93 1Ø 3/8" + 1Ø 1/2" 1.98
+ 0.22 0.33 1.93 1.93 1Ø 3/8" + 1Ø 1/2" 1.98
+ 0.47 0.72 1.93 1.93 1Ø 3/8" + 1Ø 1/2" 1.98
- 0.28 0.44 0.48 0.48 1Ø 3/8" 0.71
- 0.68 1.11 0.48 1.11 1Ø 1/2" 1.27
- 0.47 0.75 0.48 0.75 1Ø 1/2" 1.27
- 0.52 0.53 0.48 0.53 1Ø 1/2" 1.27
- 0.22 0.34 0.48 0.48 1Ø 3/8" 0.71

1Ø 3/8" 1Ø 1/2" 1Ø 1/2" 1Ø 1/2" 1Ø 3/8"

1Ø 3/8" + 1Ø 1/2" 1Ø 3/8" + 1Ø 1/2" 1Ø 3/8" + 1Ø 1/2" 1Ø 3/8" + 1Ø 1/2"

CONSTRUCTION ENGINEERING-CICLO X 70