Pola BebanPre - Eliminary Design1Perencanaan Atap1.1Merencanakan Pola BebanPola Beban Diambil dari peraturan Pembebanan Indonesia untuk gedung 19831.1.1 Merencanakan Beban Mati ( Berdasarkan Peraturan Pembebanan Indonesia Untuk Gedung )a.AtapBerat asbes: 10.30 kg/m2Berat Profil: Menyesuaikan PerencanaanBerat Pengikat dll: 10 % dari Berat Total1.1.2 Merencanakan Beban Hidup ( Berdasarkan Peraturan Pembebanan Indonesia Untuk Gedung )a.Beban Hidup Terbagi Rata ( Atap ) :230q =21.6kg/m2ambil q = 20 kg/m2b.Beban Hidup Terpusat ( Atap )P =100kg1.1.3 Merencanakan Beban Angin ( Berdasarkan Peraturan Pembebanan Indonesia Untuk Gedung )a.Beban Tekanan AnginBangunan Jauh dari Pantai -> asumsi Tekanan Angin :40kg/m2=0.06=2.4kg/m2=16kg/m2

Merencanakan Pola BebanBeban MatiBeban HidupBeban AnginBeban SengBeban Terbagi RataBeban ProfilBeban Pengikat dllBeban TerpusatBeban Tekanan AngnBeban Angin HisapPerencanaan AtapMerencanakan Pola BebanData PerencanaanPerencanaan Dimensi GordingPerencanaan Gording UjungPerencaan Penggantung GordingPerencanaan Ikatan Angin

Perencanaan Dimensi Gording1.2Data - Data perencanaanData Atap:Jenis:asbes gelombangTebal:6mmBerat:42kg/m2Lebar Gelombang:110mmKedalaman Gelombang:mmJarak Miring Gording:142.5cmJarak Kuda-Kuda:600cmSudut Kemiringan Atap:0.3490658504rad =200Overlap:181.3Perencanaan Dimensi Gording1.3.1 Perencanaan Profil WF untuk Gording Dengan ukuran :100x50x5x7A =11.85cm2tf =7mmZx =41.795cm3W =9.3kg/mIx =187cm4Zy =9cm3a =100mmIy =14.8cm4h =70mmbf =50mmtw =5mmiy =1.12cmix =3.98cm41.7958.9375Mutu Baja=BJ 50fu =5000kg/cm2fy =2900kg/cm21.3.2 Perencanaan Pembebanan1.3.2.1 Perhitungan BebanBeban MatiBerat Gording=9.3kg/mBerat Asbes ==42*1.425=59.85kg/mBerat Total=69.15kg/malat Pengikat dll 10 % =0.1*69.15=6.915kg/mq =76.065kg/mBeban HidupBeban Hidup Terbagi Rata =40-16=20kg/m220kg/m21.33920.00=26.781239692kg/mBeban Hidup Terpusat ( P = 100 kg )Beban Terpusat=100kgBeban AnginTekanan Angin=40kg/m2Angin Tekan=2.4kg/m2Angin Hisap=16kg/m21.33916.00=21.4249917536kg/mBeban Mati + Beban Hidup > dari Beban Angin Hisap :76.06526.781239692>21.4249917536Beban Angin Hisap Tidak Perlu Diperhitungkan1.3.2.2 Perhitungan Momen Akibat Beban thp Sbx dan SbyBeban Mati=0.12576.06536=321.649736395kgm=0.12576.0654.00=13.0078811027kgmBeban Hidup Terbagi Rata=0.12526.78123969236=113.2475999112kgm=0.12526.7812396924.00=4.5798617195kgmBeban Hidup Terpusat=0.12510036=140.9538931155kgm=0.1251004.00=17.1010071684kgmBeban Angin Terbagi Rata=0.1252.436=10.8kgm1.3.3.3 Besar Momen Berfaktor ( Mu = 1.2MD+1.6ML+0.8MW )Mu Beban Mati ,Beban Angin dan Beban Hidup Terbagi RatasbxsbyMD =321.649736395kgmMD =13.0078811027kgmML =113.2475999112kgmML =4.5798617195kgmMW =10.8kgmMux =1.2321.6497363951.6113.24759991120.810.8575.815843532kgmMuy =1.213.00788110271.64.57986171950.8022.9372360744kgmMu Beban Mati ,Beban Angin dan Beban Hidup TerpusatsbxsbyMD =321.649736395kgmMD =13.0078811027kgmML =140.9538931155kgmML =17.1010071684kgmMW =10.8kgmMux =1.2321.6497363951.6140.95389311550.810.8620.1459126589kgmMuy =1.213.00788110271.617.10100716840.8042.9710687927kgm1.3.3 Kontrol Kekuatan Profil1.3.3.1 Penampang Profiluntuk Sayapuntuk Badan5170716801.417.02938636590.517.02938636593.57142857149.98274373171498.6529968785OKOKPenampang Profil Kompak, maka Mnx = Mpx1.3.3.2 Kontrol Lateral BucklingJarak Baut Pengikat :500mm=50cmLp =51.7662480906cmTernyataLp > LbmakaMnx = MpxMnx = Mpx = Zx. Fy =41.795*2900=1212.055KgmMny =Zy ( 1 flen ) * fy==0.250.7252900=12687.5kgcm=126.875kgmPersamaan IterasiBeban Mati , Beban Angin dan Beban Hidup Terbagi Rata575.815843532+22.937236074411090.8495114.18750.5278600243+0.200873441310.72873346551OKBeban Mati , Beban Angin dan Beban Hidup Terpusat620.1459126589+42.971068792711090.8495114.18750.5684981408+0.376320252210.9448183931OK1.3.3.3 Kontrol Lendutan ProfilLendutan Ijin f =L=600=3.3333333333cm180180Lendutan Akibat Beban Merata=50.760651296cm3842187=3.2250976243cm=50.7606516cm384214.8=0.5030807939cmLendutan Akibat Beban Terpusat=111296cm482187=1.1306462015cm=1116cm48214.8=0.4024646351cmLendutan Akibat Beban Angin=50.760651296cm3842187=0.1017581581cm=50.7606516cm384214.8=0.0158731862cmfff =4.5517399092fKO

Perencanaan Penggantung Gording1.4 Perencanaan Penggantung Gording1.4.1 Data Penggantung GordingJarak Kuda - Kuda=400cmJumlah Penggantung Gording=2buahJumlah Gording=9buahJarak Penggantung gording=133.3333333333cm1.4.2 Perencanaan PembebananBeban MatiBerat Sendiri Gording=9.3kg/mBerat Asbes gelombang=59.85kg/m=69.15kg/mAlat Pengikat dll 10 %=0.169.15=6.915kg/m=76.065kg/m=34.6876829404kgBeban HidupBeban Hidup Terbagi Rataq =4016=20kg/m220kg/m2=26.7812396921.3390619846=26.781239692kg/m=26.781239692133.3333333333=12.2129645854kgBeban Hidup TerpusatBeban Terpusat=100kg=100=34.2020143368kgBeban AnginAngin Tekan=2.4kg/m2=2.41.3390619846=3.213748763kg/m=3.213748763133.3333333333=4.2849983507kg1.4.3 Perhitungan Gaya1.4.3.1 Penggantung Gording Tipe A`Ra=119.3171844846kgRa Total = Ra * jumlah GordingRa=1073.8546603618kg1.4.3.1 Penggantung Gording Tipe B1.068750.818618565846.8823868404oRb=1073.8546603618=1470.6254537865kg0.73020268871.4.4 Perencanaan Batang TarikPu =1470.6254537865kgBJ 37 fu =5000kg/cm2fy =2900kg/cm31.4.4.1 Kontrol LelehPu = fy Ag dengan = 0.9Ag perlu = Pu/ fy=1470.6254537865=0.5634580283cm22610Menentukan1.4.4.2 Kontrol PutusPu = fu 0.75 Ag dengan = 0.75Ag Perlu =Pu=1470.6254537865=0.5228890502cm2 fu 0.752812.5Tidak Menentukan=0.5634580283cm2=0.56345802834d =0.8472195275cm3.1415Pakai d =10mm1.4.5 Kontrol KelangsinganJarak Penggantung Gording =133.3333333333cmPanjang Rb =17777.7777777778+20306.25Panjang Rb =172.8518954995cm1>172.85189549955001>0.345703791OK

Perencanaan Gording Ujung1.5 Perencanaan Gording Ujung1.5.1 Perencanaan Pembebanan Mntx , Mnty dan Gaya Normal Akibat AnginGording Ini adalah Balok Kolom. Akibat D dan L Menghasilkan Momen LenturBesaran Diambil Dari Perhitungan GordingMntx = ( 1.2 D + 1.6 L + 0.8 W ) 0.75=465.1094344942kgmMnty = ( 1.2 D + 1.6 L + 0.8 W ) 0.75=32.2283015945kgmNu = 1.6 W 0.75=2068.0011609812kgm1.5.2 Perencanaan Profil Gording Ujung100x50x5x7A =11.85cm2tf =7mmZx =41.795cm3W =9.3kg/mIx =187cm4Zy =9cm3a =100mmIy =14.8cm4h =70mmbf =50mmtw =5mmiy =1.12cmIx =3.98cm41.7958.9375Mutu Baja=BJ 37fu =3700kg/cm2fy =2400kg/cm21.5.3 Kontrol Tekuk ProfilLkx =600cmx =Lkx=600=150.7537688442ix3.98=9.869650562.00E+0611.85Ncrbx =10292.2659820062kg2.27E+04Lky =50cmy =Lkx=50=44.6428571429iy1.12=9.869650562.00E+0611.85Ncrbx =117366.2948213kg1.99E+03Tekuk Kritis adalah arah X, Karena x > yw =2.2867=11.852400Pn =12437.1364848909kg2.28670.19561918821Sbx =1.2514511882Muy = Mnty * SbyUntuk elemen Beban Tranversal, ujung sederhanaCm =1Sby =11-2068.0011609812117366.2948213Sby =1.0179360951>1Sby =1.01793609511.5.5 Perhitungan Momen Ultimate Sbx dan SbyMux = Sbx Mntx =1.2514511882465.1094344942=582.0617544217kgmMuy = Sby Mnty =1.017936095132.2283015945=32.8063514771kgm1.5.6 Perhitungan Persamaan InteraksiMnx =1212.055kgmMny =126.875kgm0.1108508733+582.0617544217+32.80635147710.9130169768OK

MBD0004DCD4.unknown

MBD000590D5.unknown

MBD000EC3A9.unknown

MBD001120E8.unknown

MBD002425C7.unknown

MBD002520CF.unknown

MBD002520D1.unknown

MBD00263F1D.unknown

MBD002520D0.unknown

MBD00250BC1.unknown

MBD00250E7D.unknown

MBD00245FAB.unknown

MBD001F22C4.unknown

MBD001F46E5.unknown

MBD00227EA7.unknown

MBD002369C9.unknown

MBD001F474B.unknown

MBD001F40BC.unknown

MBD001F4227.unknown

MBD001F280F.unknown

MBD001122CB.unknown

MBD00116666.unknown

MBD0011E6AE.unknown

MBD001ADA62.unknown

MBD00116667.unknown

MBD0011D563.unknown

MBD001158D4.unknown

MBD00112277.unknown

MBD001122AA.unknown

MBD00112253.unknown

MBD00101C7E.unknown

MBD0010C97C.unknown

MBD00111F7E.unknown

MBD001120BE.unknown

MBD00111E5B.unknown

MBD00111F51.unknown

MBD00111D43.unknown

MBD00104317.unknown

MBD0010BEBB.unknown

MBD00101C7F.unknown

MBD000F7A0D.unknown

MBD00100DA3.unknown

MBD00101C7C.unknown

MBD00101C7D.unknown

MBD00100DA4.unknown

MBD000FF3B1.unknown

MBD000FF692.unknown

MBD000FBFA5.unknown

MBD000FC062.unknown

MBD000FBACB.unknown

MBD000ED5C7.unknown

MBD000F5E3F.unknown

MBD000F597F.unknown

MBD000EC3AA.unknown

MBD000ED42E.unknown

MBD0007C827.unknown

MBD0007E0BB.unknown

MBD00090F73.unknown

MBD000977E2.unknown

MBD000AD279.unknown

MBD000EB9C3.unknown

MBD000E13DD.unknown

MBD0009826E.unknown

MBD00093828.unknown

MBD00088D70.unknown

MBD0008BE43.unknown

MBD000803FC.unknown

MBD00083FA7.unknown

MBD0007E175.unknown

MBD0007DEBA.unknown

MBD0007DF60.unknown

MBD0007CB47.unknown

MBD00065CEA.unknown

MBD0007626D.unknown

MBD0007C65F.unknown

MBD0007C71C.unknown

MBD0007C4A1.unknown

MBD000701E2.unknown

MBD0007626B.unknown

MBD0006D468.unknown

MBD0006A27E.unknown

MBD0005F672.unknown

MBD000636B0.unknown

MBD0005DB0B.unknown

MBD00053717.unknown

MBD00055365.unknown

MBD00055369.unknown

MBD0005536B.unknown

MBD0005536C.unknown

MBD0005536A.unknown

MBD00055367.unknown

MBD00055368.unknown

MBD00055366.unknown

MBD00055361.unknown

MBD00055363.unknown

MBD00055364.unknown

MBD00055362.unknown

MBD00054BA5.unknown

MBD0005535F.unknown

MBD00055360.unknown

MBD00054BA6.unknown

MBD00054BA3.unknown

MBD00054BA4.unknown

MBD00054BA2.unknown

MBD00054BA1.unknown

MBD00050B9E.unknown

MBD00051DB4.unknown

MBD00051DB6.unknown

MBD00051DB7.unknown

MBD00051DB5.unknown

MBD000516DA.unknown

MBD00051DB2.unknown

MBD00051DB3.unknown

MBD00051921.unknown

MBD00050B9F.unknown

MBD00050B9A.unknown

MBD00050B9C.unknown

MBD00050B9D.unknown

MBD00050B9B.unknown

MBD0004FFA9.unknown

MBD00050A96.unknown

MBD0004FD40.unknown

MBD0004FD5B.unknown

MBD0004FCE8.unknown

MBD0004FCA7.unknown

MBD00029853.unknown

MBD00038F73.unknown

MBD0003A117.unknown

MBD0003C77D.unknown

MBD0003ED85.unknown

MBD0004A7A6.unknown

MBD0004C439.unknown

MBD000427FD.unknown

MBD00045C8A.unknown

MBD0003F7D6.unknown

MBD0003EBA3.unknown

MBD0003ED31.unknown

MBD0003E9B1.unknown

MBD0003A400.unknown

MBD0003A4C7.unknown

MBD0003A330.unknown

MBD00039D66.unknown

MBD00039DDF.unknown

MBD00039DFD.unknown

MBD00039D93.unknown

MBD000399FB.unknown

MBD00039CFC.unknown

MBD0003904B.unknown

MBD00031CDE.unknown

MBD000341CE.unknown

MBD0003897F.unknown

MBD00038D06.unknown

MBD00037815.unknown

MBD000388B5.unknown

MBD00034204.unknown

MBD00034130.unknown

MBD000341A9.unknown

MBD00033F24.unknown

MBD00034061.unknown

MBD00033E00.unknown

MBD000298F0.unknown

MBD0002993B.unknown

MBD0003116B.unknown

MBD00031CBF.unknown

MBD00030D71.unknown

MBD0003114A.unknown

MBD0002995D.unknown

MBD0002991A.unknown

MBD00029895.unknown

MBD000298CF.unknown

MBD00029874.unknown

MBD00029576.unknown

MBD000296F1.unknown

MBD000297BC.unknown

MBD0002980B.unknown

MBD0002982C.unknown

MBD000297E1.unknown

MBD00029762.unknown

MBD00029794.unknown

MBD00029721.unknown

MBD00029657.unknown

MBD000296AC.unknown

MBD000296D0.unknown

MBD00029687.unknown

MBD000295C8.unknown

MBD000295F2.unknown

MBD0002959B.unknown

MBD00023F19.unknown

MBD000291B7.unknown

MBD000294B3.unknown

MBD00029522.unknown

MBD00029451.unknown

MBD00023F71.unknown

MBD00023FD8.unknown

MBD00023F4D.unknown

MBD00023D21.unknown

MBD00023DEC.unknown

MBD00023EBA.unknown

MBD00023EF1.unknown

MBD00023E93.unknown

MBD00023D80.unknown

MBD00023DC8.unknown

MBD00023D43.unknown

MBD0001031E.unknown

MBD0001C0AA.unknown

MBD00023BDD.unknown

MBD00023CD9.unknown

MBD0001F916.unknown

MBD00014412.unknown

MBD000159E9.unknown

MBD00018A9B.unknown

MBD000158BE.unknown

MBD00014F72.unknown

MBD00010EDB.unknown

MBD0000E08B.unknown

MBD0000E4B4.unknown

MBD0000EDE7.unknown

MBD00003F8C.unknown