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Analisis de losa aligerada, herbMerma
Typology: Cheat Sheet
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Pplosa 300 kgf/m2 peso propio por metro cuadrado Wppv 0.12 tonf/m peso propio de aligerado Wacab 0.04 tonf/m peso de acabados Wtab 0.06 tonf/m peso de tabiquería Ws/c 0.08 tonf/m peso de sobrecarga WD 0.22 tonf/m carga muerta WL 0.08 tonf/m carga viva Wu 0.44 tonf/m carga última (1.40WD+1.70WL)
f'c 210 kgf/cm2 compresión del concreto fy 4200 kgf/cm2 fluencia del acero 0.90 factor de reducción a flexión d 17.00 cm peralte efectivo Wu 0.44 tonf/m carga última Asmin 0.41 cm2 acero mínimo Asmax 2.71 cm2 acero máximo Øf Ecuación cuadrática para el cálculo del área de acero de una sección rectangular de concreto armado
calculado final real apoyo/tramo (^) b (cm) Mu (tonf-m) As (cm2) varillas As (cm2) a (cm) apoyo 1 10.00 0.25 0.41 0.41 0.58 1 0.71 1. apoyo 2 10.00 0.61 1.02 1.02 1.43 2 1.42 3. apoyo 3 10.00 0.61 1.02 1.02 1.43 2 1.42 3. apoyo 4 10.00 0.25 0.41 0.41 0.58 1 0.71 1. tramo 1-2 40.00 0.55 0.87 0.87 1.23 2 1.42 0. tramo 2-3 40.00 0.38 0.60 0.60 0.84 1 0.71 0. tramo 3-4 40.00 0.55 0.87 0.87 1.23 2 1.42 0.
ρ 0.0018 cuantía de temperatura Astem 0.90 cm2 acero por temperatura (Astem=0.00181005) S 0.344 m espaciamiento teórico 0.34 m espaciamiento real
< 5cm OK < 5cm OK < 5cm OK