Diseño Losa
6
Datos: f´c 240 kg/cm2 f´y 4200 kg/cm2 Carga Viva 0.4 T/m2 Tableros S L m= S/L m m 1 3.80 4.20 0.90 2 4.00 4.20 0.95 3 3.80 4.00 0.95 4 4.00 4.00 1.00 5 3.80 4.50 0.84 6 3.60 4.50 0.80 7 4.00 4.50 0.89 Conclusión: m > 0.5 Losa bidirecciona Conclusión: m > 0.5 Losa bidirecciona Predicionamiento de la losa S L Perímetro Recubrimien h 4 4.5 17 2.5 16.33 h = L/30 h 15 cm ℎ=( í )/150 + 2*r
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Transcript of Diseño Losa
Calculo de CargasPeso propio de la losa
T/m2Datos: P.Loseta0.120fc240kg/cm2P.Nervios0.173fy4200kg/cm2P.bloque0.080Carga Viva0.4T/m2P.alizado0.048P.acabado0.018Tableros SLm= S/LP.Pared0.200mmSumatoria0.63813.804.200.90Instalaciones0.01224.004.200.95Carga muerta0.85033.804.000.9544.004.001.0053.804.500.84Mayoracin de Cargas63.604.500.8074.004.500.89qmqvquT/m2T/m2T/m2Conclusin:m > 0.5 Losa bidirecciona0.8500.41.87Conclusin:m > 0.5 Losa bidireccionaPredicionamiento de la losa
SLPermetroRecubrimientohhasumido (cm)44.5172.516.3325
h = L/30h 15cm
Momento y cortesquDimensionesm= S/LCasoApoyo o Tramocoef. Momento CMuCorte1.810tablero #SLVsVLfranja #113.84.20.90IVA0.0330.862.292.50A B0.0501.31B0.0661.7333.840.95IIIB0.0531.392.292.40INTERPOLACION valres cB C0.0401.05mayorC0.0531.390.0280.953.84.50.84III C0.0611.602.292.62x0.89mC D0.0461.200.0320.8D0.0300.79menorfranja #253.84.50.84III10.0300.792.292.621 20.0461.200.028400020.0611.6063.64.50.80III20.0641.502.172.562 30.0481.1330.0641.50744.50.89III30.0581.672.412.673 40.0441.2640.0280.82franja # 3244.20.95IVA 0.0310.902.412.53A B0.0471.36B0.0621.80444.80.83IIIB0.0621.792.412.78B C0.0471.35C0.0621.79744.50.89IIIC0.0581.672.412.67C D0.0441.26D0.0280.82
1.802.78T/mT
Calculo del acero
Apoyo o TramoMu t-mb cmkwroFranja CentralFranja LateralAs/mAs/nVarillaAs (2/3)VarillaFRANJA IA0.86200.0401480.0411470.0023511.050.52180.3518A B1.311000.0121660.0122550.0007001.560.781100.5218B1.73200.0802960.0845100.0048292.151.08280.72110B C1.051000.0097330.0097890.0005591.250.62190.4218C1.60200.0744570.0780510.0044601.990.99280.6619C D1.201000.0111930.0112680.0006441.440.721100.4818D0.79200.0369850.0378290.0021620.960.48180.3218
10.79200.0369850.0378290.0021620.960.48180.32181 21.201000.0111930.0112680.0006441.440.721100.481821.60200.0744570.0780510.0044601.990.99280.66192 31.131000.0104820.0105480.0006031.340.67190.451831.67200.0777820.0817230.0046702.081.04280.691103 41.261000.0117280.0118100.0006751.500.751100.501840.82200.0382850.0391910.0022391.000.50180.3318
A 0.90200.0417890.0428740.0024501.090.55180.3618A B1.361000.0126720.0127680.0007301.630.811100.5418B1.80200.0835790.0881650.0050382.251.12290.75110B C1.351000.0125370.0126310.0007221.610.801100.5418C1.79200.0834440.0880150.0050292.241.12290.75110C D1.261000.0117280.0118100.0006751.500.751100.5018D0.82200.0382850.0391910.0022391.000.50180.3318
