diseño de tijerales de madera
DESCRIPTION
Hoja de calculo para diseñar tijerales de maderaTRANSCRIPT
Hoja1MEMORIA DE CLCULO-DISEO DE TIJERALMUNICIPALIDAD DISTRITAL DE ULCUMAYOPROYECTO:CONSTRUCCION DE DOS AULAS, AMBIENTE ADMINISTRATIVO Y SSHH DE LA I.E. 30617 SANTA ROSA DE YANACI.DATOS DE DISEOTABLA 13.2 ESFUERZOS ADMISIBLES Y MODULO DE ELASTICIDSAD PARA MADERAS DEL GRUPO ANDINOGrupo =CEmin =55000Kg/cm2Modulo de elasticidad minimoPropiedadesGRUPOfm =100Kg/cm2Esfuerzo admisible a la flexinKg/cm2ABCfc =80Kg/cm2Esfuerzo admisible ala compresion paralelaE0.05 o Emin950007500055000ft =75Kg/cm2Esfuerzo admisible a la Traccion paralelaEprom.13000010000090000fv =8Kg/cm2Esfuerzo admisible al corte parealelafm210150100fc14511080II.PREDIMENSIONAMIENTOfc402815fv15128ft14510575L =1.7mh =1.35mIII.CARGAS DE SERVICIOa) CARGA MUERTAPeso Propio de la Armadura (Aprox) =30Kg/m2Peso de Cobertura =13Kg/m2Peso de Correas y otros =15Kg/m2Peso de Cielorraso y accesorios =30Kg/m2WD =58Kg/m2WD proy=74.0635890631Kg/m2WD proy=62Kg/m2a) CARGA VIVASegn Norma E020 Acapite 3.4.1.4WL =30Kg/m2CARGA (Pi)AREA TRIBUTARIA At (cm2)CARGA MUERTA WD (Kg)CARGA VIVA WL(Kg)11.19109.4835.722.618162.31678.5432.159133.85864.7741.42888.53642.8452.26167.8367.8362.58477.5277.52IV.ANALISIS DE LA ARMADURAELEMENTOCONECTIVIDADLONG.ESFUERZOSi-j(m)DEBIDO WDDEBIDO WL11 - 31.3200023 - 51.5800035 -71.6000061 - 21.4000072 - 41.6900084 - 60.84000122 - 30.48000132 - 51.65000144 - 51.06000155 - 61.56000V.COMBINACION DE CARGASCOMB1: A4.1 = 1.4 DNUDOCOMB1 A4.4 1.4D1153.2722227.24243187.40124123.9504594.9626108.528COMB2: A4.2 = 1.2 D + 1.6 LNUDOCOMB2 A4.2 1.2D+1.6L1188.4962320.44323264.26164174.78725189.9246217.056ELEMENTOCONECTIVIDADESFUERZOSCARGAi-jDEBIDO 1.4DDEBIDO 1.2D+1.6LMAXIMOSDISTR.BRIDA INFERIOR11 - 3-417.16-555.12-555.1280.199FLEXOCOMPRESION23 - 5-260.66-395.35-395.3580.19935 - 8518.05785.74785.7480.199FLEXOTRACCIONBRIDA SUPERIOR61 - 2450.15598.00598165.7446FLEXO TRACCION72 - 4-442.03-774.69-774.69165.7446FLEXION COMPRESION84 - 6-431.36-758.02-758.02165.7446MONTANTE122 - 3-826.92-1261.20-1261.2COMPRESION144 - 5-179.85-263.07-263.07DIAGONALES132 - 5849.121308.931308.93TRACCION155 - 673.09150.08150.08VI.DISEO DE ELEMENTOSSe considerara por razones constructivas que los elementos 6, 7 y 8 , 1, 2 y 3 tendra la misma seccin. La armadura debera estar perfectamente arriostrada para evitar el pandeo lateral de sus barras fuera del plano de la estructura.VI.1 DISEO DE LA BRIDA SUPERIOR (Flexocompresin)AYUDADIMENSIONESAREAEje XEje YCOMPRESIONFLEXO COMPRECIONRealComercialIxZxIYZYWD=165.7446b x h (cm.)b x h (pulg.)cm2.cm4cm3cm4cm3-774.69001.5x2.03/4x13.01.01.00.60.7001.5x4.03/4x26.08.04.01.11.5001.5x6.53/4x39.734.310.61.82.4001.5x9.03/4x413.591.120.22.53.3001.5x14.03/4x621.0343.049.03.95.2ELEMENTO7001.5x19.03/4x828.5857.490.25.37.1001.5x24.03/4x1036.01728.0144.06.79.0001.5x29.03/4x1243.53048.6210.28.110.9002.0x2.01x14.01.31.31.31.3-774.69002.0x4.01x28.010.75.32.72.6002.0x6.51x313.045.814.14.34.3Longitud Efectiva del Elemento002.0x9.01x418.0121.527.06.06.0002.0x14.01x628.0457.365.39.39.3lef1 =0.40 (l1 + l2) =1.16002.0x19.01x838.01143.2120.312.712.6lef2 =0.40 (l2 + l3) =1.272002.0x24.01x1048.02304.0192.016.016.0002.0x29.01x1258.04064.8280.319.319.3lef =1.45m003.0x3.01 1/2x1 1/29.06.74.56.74.5003.0x4.01 1/2x212.016.08.09.06.0M =31.6798201364Kg-m003.0x6.51 1/2x319.568.621.114.697.5003.0x9.01 1/2x427.0182.240.520.213.5003.0x14.01 1/2x642.0686.098.031.521.0Seccin del Elementob =1.5Pulg b =3.81cm003.0x19.01 1/2x857.01714.7180.542.728.5d =4Pulg d =10.16cm003.0x24.01 1/2x1072.03456.0288.054.036.0A=38.71cm2003.0x29.01 1/2x1287.06097.3420.565.243.5Ix =332.99cm4004.0x4.02x216.021.310.721.310.7Zx =74.02cm3dato de la tabla004.0x6.52x326.091.528.234.717.3004.0x9.02x436.0243.054.048.024.0Los elementos Sometidos a Flexocompresion deben cumplir:004.0x14.02x656.0914.6130.774.737.3004.0x16.52x766.01497.4181.588.049.0DONDE:N=Fuerza axial actuante004.0x19.02x876.02286.3240.6101.350.7Nadm=Esfuerzo admisible004.0x24.02x1096.04608.0384.0128.064.0Km =004.0x29.02x12116.08129.7560.6154.777.3M =Momento actuante005.0x5.02 1/2x2 1/225.052.120.852.120.8Z =005.0x6.52 1/2x332.5114.435.267.727.1fm =Esfuerzo admisible a la flexin005.0x9.02 1/2x445.0303.767.593.737.5005.0x14.02 1/2x670.01143.3163.3145.858.3Esbeltes del Elemento005.0x16.52 1/2x782.51871.7226.9171.968.7005.0x19.02 1/2x895.02857.9300.8197.979.1lx =14.2716535433Columnas Intermedias005.0x24.02 1/2x10120.05760.0480.0250.0100.0005.0x29.02 1/2x12145.010162.1700.8302.1120.8006.5x6.53x342.5148.745.7148.745.7l < 10Columnas Cortas006.5x9.03x458.5394.987.7206.063.410 < l < CkColumnas Intermedias006.5x14.03x691.01486.3212.3320.498.8Ck < l < 50Columnas Largas006.5x16.53x7107.22433.2294.9377.6116.2006.5x19.03x8123.53715.3391.1434.8133.8Nadm =3096.768Kg006.5x24.03x10156.07488.0624.0549.2169.0006.5x29.03x12188.513210.7911.1663.7204.2009.0x9.04x481.0546.7121.5546.7121.5009.0x14.04x6126.02058.0294.0850.5189.0009.0x16.54x7148.53361.1408.31002.4222.7Ncr =8597.0862515497Kg009.0x19.04x8171.05144.2541.51154.2256.5Km =1.1562914579009.0x24.04x10216.010368.0864.01458.0324.0009.0x29.04x12261.018291.81261.01761.7391.50.7450419992< 1 OK!!0014.0x14.06x6196.03201.3457.33201.3457.30014.0x16.56x7231.05240.8635.23773.0539.00014.0x29.06x12406.028453.81962.36631.3947.3VI.2. DISEO DE LA DIAGONAL (Traccin)0019.0x19.08x8361.010860.11143.210860.11143.20019.0x24.08x10456.021888.01924.013718.01444.0a. TRACCION1308.93ELEMENTO131308.93Longitud Efectiva del Elementolef =0.8*Ld =1.248mSeccin del Elementob =1.5Pulg b =3.81cmd =2Pulg d =5.08cmA=19.35cm2Ix =41.62cm4Zx =20.81cm3Esbeltes del Elementolx =24.5669291339CK =18.419705396Nadm =1451.61KgOk!!VI.3 DISEO DE MONTANTES (Compresin o Traccin)a. COMPRESION-1261.2ELEMENTO12-1261.2Longitud Efectiva del Elementolef =0.8*Ld =0.38400mSeccin del Elementob =1.5Pulg b =3.81cmd =2Pulg d =5.08cmA=19.35cm2Ix =41.62cm4Zx =20.81cm3Esbeltes del Elementolx =7.5590551181Columnas Cortasl < 10Columnas Cortas10 < l < CkColumnas IntermediasCk < l < 50Columnas LargasCK =18.419705396Nadm =1548.384KgOk!!VI.4 DISEO DE LA BRIDA INFERIOR (Flexocompresin)WD=80.199WD=-785.74-785.74M =18.20Kg-m003.0x6.51 1/2x319.568.621.114.697.5003.0x9.01 1/2x427.0182.240.520.213.5Seccin del Elementob =1.5Pulg b =3.81cmd =4Pulg d =10.16cmA=38.71cm2Ix =332.99cm4Zx =74.02cm3.Los elementos Sometidos a Flexo Compresin deben cumplir:DONDE:N=Fuerza axial actuanteNadm=Esfuerzo admisibleKm =M =Momento actuanteZ =fm =Esfuerzo admisible a la flexinLongitud Efectiva del Elementolef1 =0.40 (l1 + l2) =1.16lef2 =0.40 (l2 + l3) =1.272Lefec =1.45Esbeltes del Elementolx =14.2716535433Columnas Intermediasl < 10Columnas Cortas10 < l < CkColumnas IntermediasCk < l < 50Columnas LargasNadm =2724.76KgNcr =8597.0862515497KgKm =1.15887494410.5733265807< 1 OK!!
Hoja2AYUDADIMENSIONESAREAEje XEje YCOMPRESIONFLEXO COMPRECIONRealComercialIxZxIYZYb x h (cm.)b x h (pulg.)cm2.cm4cm3cm4cm3001.5x2.03/4x13.01.01.00.60.7001.5x4.03/4x26.08.04.01.11.5001.5x6.53/4x39.734.310.61.82.4001.5x9.03/4x413.591.120.22.53.3001.5x14.03/4x621.0343.049.03.95.2001.5x19.03/4x828.5857.490.25.37.1001.5x24.03/4x1036.01728.0144.06.79.0001.5x29.03/4x1243.53048.6210.28.110.9002.0x2.01x14.01.31.31.31.3002.0x4.01x28.010.75.32.72.6002.0x6.51x313.045.814.14.34.3002.0x9.01x418.0121.527.06.06.0002.0x14.01x628.0457.365.39.39.3002.0x19.01x838.01143.2120.312.712.6002.0x24.01x1048.02304.0192.016.016.0002.0x29.01x1258.04064.8280.319.319.3003.0x3.01 1/2x1 1/29.06.74.56.74.5003.0x4.01 1/2x212.016.08.09.06.0003.0x6.51 1/2x319.568.621.114.697.5003.0x9.01 1/2x427.0182.240.520.213.5003.0x14.01 1/2x642.0686.098.031.521.0003.0x19.01 1/2x857.01714.7180.542.728.5003.0x24.01 1/2x1072.03456.0288.054.036.0003.0x29.01 1/2x1287.06097.3420.565.243.5004.0x4.02x216.021.310.721.310.7004.0x6.52x326.091.528.234.717.3004.0x9.02x436.0243.054.048.024.0004.0x14.02x656.0914.6130.774.737.3004.0x16.52x766.01497.4181.588.049.0004.0x19.02x876.02286.3240.6101.350.7004.0x24.02x1096.04608.0384.0128.064.0004.0x29.02x12116.08129.7560.6154.777.3005.0x5.02 1/2x2 1/225.052.120.852.120.8005.0x6.52 1/2x332.5114.435.267.727.1005.0x9.02 1/2x445.0303.767.593.737.5005.0x14.02 1/2x670.01143.3163.3145.858.3005.0x16.52 1/2x782.51871.7226.9171.968.7005.0x19.02 1/2x895.02857.9300.8197.979.1005.0x24.02 1/2x10120.05760.0480.0250.0100.0005.0x29.02 1/2x12145.010162.1700.8302.1120.8006.5x6.53x342.5148.745.7148.745.7006.5x9.03x458.5394.987.7206.063.4006.5x14.03x691.01486.3212.3320.498.8006.5x16.53x7107.22433.2294.9377.6116.2006.5x19.03x8123.53715.3391.1434.8133.8006.5x24.03x10156.07488.0624.0549.2169.0006.5x29.03x12188.513210.7911.1663.7204.2009.0x9.04x481.0546.7121.5546.7121.5009.0x14.04x6126.02058.0294.0850.5189.0009.0x16.54x7148.53361.1408.31002.4222.7009.0x19.04x8171.05144.2541.51154.2256.5009.0x24.04x10216.010368.0864.01458.0324.0009.0x29.04x12261.018291.81261.01761.7391.50014.0x14.06x6196.03201.3457.33201.3457.30014.0x16.56x7231.05240.8635.23773.0539.00014.0x29.06x12406.028453.81962.36631.3947.30019.0x19.08x8361.010860.11143.210860.11143.20019.0x24.08x10456.021888.01924.013718.01444.00019.0x29.08x12551.038615.92663.216575.91744.80024.0x24.010x10576.027648.02304.027648.02304.00024.0x29.010x12696.048778.03364.033408.02784.00029.0x29.012x12841.058940.14064.858940.14064.8
Hoja3
MBD00013FA3.unknown
MBD00063048.unknown
MBD0009F4EC.unknown
MBD000A79EF.unknown
MBD000AA60C.unknown
MBD000A5050.unknown
MBD000826A2.unknown
MBD00089EEF.unknown
MBD0009D463.unknown
MBD00098B3D.unknown
MBD00082E3E.unknown
MBD000701A5.unknown
MBD0007ECBE.unknown
MBD00063049.unknown
MBD00067F6D.unknown
MBD00057803.unknown
MBD00063046.unknown
MBD00063047.unknown
MBD00063045.unknown
MBD00060EC6.unknown
MBD00035084.unknown
MBD0004530C.unknown
MBD00045307.unknown
MBD0002263D.unknown
MBD00013F9E.unknown
MBD00013FA0.unknown
MBD00013FA1.unknown
MBD00013F9F.unknown
MBD00013F9C.unknown
MBD00013F9D.unknown
MBD00011C9D.unknown
MBD00012CDE.unknown
MBD000020BB.unknown