Calculo de La Zapata Aislada
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Hoja1DISEO DE ZAPATA AISLADAtipo de columna A-1Pd(tn)24.11477Pl(tn)6.1636Df(m)1.6m(t/m3)1.8fc(kg/cm2)210s/c(kg/m2)500t(kg/cm2)2.5fy(kg/cm2)4200C1(m)0.5C2(m)0.3Esfuerzo neto del terrenon=t-*hf-s/cn21.62Azap=p/nArea de la zapata1.4004796485longitud hallada1.1834186277longitud asumida1.5lv1=lv2T=(Az)+(c1-c2)/2T1.6S=(Az)-(c1-c2)/2S1.4T.asumido1.6S.asumido1.4usar Area2.24lv10.55lv20.55okREACCION NETA DEL TERRENOWnu=(PD*1.5+PL*1.8)/AzapWnu21.1011763393t/m2Pu=PD*1.5+PL1.8Pu47.266635tnDIMENSIONAMIENTO DE LA ZAPATAdasumida50cmrecubrimiento5cmdiametro1.59cmdprom=dasu-(r+)dprom=43cmdredondeada45cmVERIFICACION POR CORTANTEVdu=wu*s*(lv-d)vdu=2.9541646875tnVn=Vdu/=0.85Vn=3.4754878676Vc=0.53*(fc)*b*dVc=48.3867069555tnVc=48.3867069555VnokDiseo por flexion=0.9Mu=wu*s*lv2/2Mu=4.4681740898t*ma.asumidoAs=Mu/(*fy*(d-a/2))a=As*fy/(0.85*fc*b)12.65630705060.44643815980.44642.63988636420.44367838051.872.68252953030.45084529921.88112.68286743830.45090209051.8714638092.68257408690.45085278771.8714638092.68257408690.45085278771.8711991062.68256602960.45085143353.590240022.7359331580.45982069883.5902400262.73593315820.45982069893.354928832.72850289480.45857191513.354928832.72850289480.4585719151comforneBARRADIAMETROAREANPulg.cm.cm233/80.980.7141/21.271.2755/81.591.9863/41.912.8577/82.223.88812.545.0791 1/82.866.41101 1/43.187.92111 3/83.499.58121 1/23.8111.40.5As=11ASUMIMOS EL ACEROA=1.98cm25/8- Colocar N de Barra y # de varillas:N de Barra10.8365# varillas713.86superior13.86ok5/8Verificacion de acero minimocuantia t0.0018As=*b*dAs=10.836okA=1.98Numero de varillasn=5.5555555556n.redondeando10Espaciamientos=14.2677777778s.redondeado15cmusar70.625@15cm- Colocar N de Barra y # de varillas trasversal:N de Barra05# varillas713.86superior13.86ok5/8En direccion trasversalAst=As*T/SAst=12.5714285714okn=6.3492063492n.redondeada10s=16.49s.redondeada20cmusar70.625@20cm
Pgina &PJavier Carhua Masgo:asumir el diametro del acero en cmJavier Carhua Masgo:DIAMETRO ASUMIDO
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