Z01Diseo de Estructuras de Concreto ArmadoZapata Combinada Ing. Ovidio Serrano Zelada

Caso 01

Datos:Del nivel de cimentacinDe los materialesNPT = 0.30mf'c = 210Kg/cm2NFZ = -1.30mfy = 4200Kg/cm2hf = 1.60mDel suelo de fundacinOtrost = 1.80Kg/cm2Lo = 4.85mKo = 5500Tn/m3s/c = 300.00Kg/m2

SolicitacionesDimensionesColumna 01Columna 02b (m)x-x0.400.50h (m)y-y0.500.50CargasPD (Tn) = 55.3281.35PL (Tn) = 14.6322.50MomentosDireccin LongitudinalMD (Tn-m) = -0.044-0.065ML (Tn-m) = 0.0530.077MS (Tn-m) = -11.401-17.540PS (Tn) = -0.646-0.980Direccin TransversalMD (Tn-m) = -0.825-1.250ML Tn-m) = -0.198-0.290MS (Tn-m) = 15.54023.200PS (Tn) = -0.067-0.100

Esfuerzo Neto del Terrenon=14.50Tn/m2

Dimensionamiento en Plantaa. Sin considerar sismon=14.50Tn/m2P1=69.95TnML1=0.009Tn-mP2=103.85TnML2=0.012Tn-mR=173.80TnMT1=-1.023Tn-mMT2=-1.540Tn-mDiseo de Estructuras de Concreto ArmadoZapata Combinada Ing. Ovidio Serrano Zelada

A=11.986m2AdoptamosUbicacin de la ResultanteXg =3.37mL=6.73me=0mB=1.78m

Verificacin de PresionesAdoptamosL=6.80mB=1.80m

1 = 13.50Tn/m214.50Tn/m2ERROR

Incrementamos el rea de la zapata en 10%A=13.46m2AdoptamosL=6.80mL=6.80mB=1.98mB=2.00m

1 = 12.21Tn/m222.10Tn/m2ERROR2 = 25.71Tn/m2>22.10Tn/m2ERROR3 = 15.96Tn/m2