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DISEÑO DE VIGAS NTC-04
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FR 0.9 % DE ACERO MINIMO 0.0026 VARILLAS ACERO 42b 20 % DE ACERO REQUERIDO 0.0055 LECHO A TENSION
h 35 % DE ACERO MAXIMO 0.0182 NO. θ" θcm # ESPACIOS
r 4.64 3 3/8" 0.95 0.71 12d 30.36 As 3.32 4 1/2" 1.27 1.27 2
As minimo 1.6001 5 5/8" 1.58 1.98 2f'c 250 6 3/4" 1.91 2.85 3f*c 200 7 7/8" 2.22 3.87 1f"c 170 8 1" 2.54 5.07 1fy 4200β1 0.85
VARILLAS ACERO 42L 5 m LECHO A COMPRESION (POR ACERO MINIMO)
w 811 kg/m NO. θ" θcm # ESPACIOS
M 2534.375 3 3/8" 0.95 0.71 2Mu 354812.5 4 1/2" 1.27 1.27 1
5 5/8" 1.58 1.98 26 3/4" 1.91 2.85 37 7/8" 2.22 3.87 18 1" 2.54 5.07 1
Area (cm²)
Area (cm²)
VARILLAS ACERO 42LECHO A TENSION
No. De varillas aconsejado # BARRAS SEPARACION Area real ϱ
4.67 9.00 0.26 6.39 0.01052.61 3.00 4.09 3.81 0.00631.67 2.00 4.57 3.96 0.00651.16 2.00 2.94 5.7 0.00940.86 1.00 10.72 3.87 0.00640.65 1.00 10.72 5.07 0.0083
VARILLAS ACERO 42LECHO A COMPRESION (POR ACERO MINIMO)
No. De varillas aconsejado # BARRAS SEPARACION Area real ϱ
2.25 3.00 4.41 2.13 0.00351.26 2.00 9.45 2.54 0.00420.81 1.00 5.36 1.98 0.00330.56 1.00 3.57 2.85 0.00470.41 1.00 10.72 3.87 0.00640.32 1.00 10.72 5.07 0.0083
L 5 m S1 17.35 15.18 POR ACERO MINIMO 1.-w 811 kg/m S2 -33.90 POR RESISTENCIA 2.-V 2027.5 kg S3 7.59 POR CORTANTEANCHO DE COLUMNA 20 cmAv 0.32fy 2300
ALAMBRON Area1/4" 0.32DIAMETRO 0.64 cmfy 2300RAMAS DEL ESTRIBO 2
cm²
cm²
kg/cm²
SI PASA Vc 1700.1804 kg ϱreal 0.2 Vcr 3434.84 kgNO REQUIERE ESTRIBOS Vu 2380.2526 kg
DATOS COLUMNA As -15.11 ϱ -0.038 SEPARACION DE ESTRIBOSANCHO 20 S1LARGO 20 NO REQUIERE ESTRIBOS S2ALTURA 2.5 S3PESO COLUMNA 240 kgP 2027.5 kgPR 3174.5 kgφ barra 1.27fy 4200φ estribo 0.64
SEPARACION DE ESTRIBOS16.662.5610.00