Diseño de Zapata Combinada en Clase

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

Caso 01

Datos:Del nivel de cimentacinDe los materialesNPT = 0.15mf'c = 210Kg/cm2NFZ = -1.40mfy = 4200Kg/cm2hf = 1.55mDel suelo de fundacinOtrost = 1.65Kg/cm2Lo = 5.00mKo = 3500Tn/m3s/c = 300.00Kg/m2

SolicitacionesDimensionesColumna 01Columna 02b (m)x-x0.400.50h (m)y-y0.300.30CargasPD (Tn) = 32.0048.00PL (Tn) = 14.0026.00MomentosDireccin LongitudinalMD (Tn-m) = 1.151.85ML (Tn-m) = 0.771.10MS (Tn-m) = 5.157.55PS (Tn) = 12.0018.00Direccin TransversalMD (Tn-m) = 0.851.22ML Tn-m) = 0.380.68MS (Tn-m) = 4.755.15PS (Tn) = 8.0015.00

Esfuerzo Neto del Terrenon=13.10Tn/m2

Dimensionamiento en Plantaa. Sin considerar sismon=13.10Tn/m2P1=46.00TnML1=1.920Tn-mP2=74.00TnML2=2.950Tn-mR=120.00TnMT1=1.230Tn-mMT2=1.900Tn-mDiseo de Estructuras de Concreto ArmadoZapata Combinada Ing. Ovidio Serrano Zelada

A=9.160m2AdoptamosUbicacin de la ResultanteXg =3.60mL=7.20me=0mB=1.27m

Verificacin de PresionesAdoptamosL=7.20mB=1.30m

1 = 14.36Tn/m2>13.10Tn/m2ERROR2 = 14.36Tn/m2>13.10Tn/m2ERROR3 = 11.28Tn/m222.10Tn/m2ERROR2 = 25.71Tn/m2>22.10Tn/m2ERROR3 = 15.96Tn/m2