?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=PENGARUH+AGREGAT+KASAR+BERGRADASI+CELAH+TERHADAP++KUAT+TEKAN+BETON&rft.creator=RIVAN+ADILA+WIBOWO%2C+0715011109&rft.subject=+&rft.description=Perkembangan+industri+konstruksi+dan+transportasi+terus+menunjukkan+peningkatan+yang+signifikan+seiring+dengan+peningkatan+jumlah+manusia+beserta+kebutuhan+manusia+itu+sendiri.+Bagian+konstruksi+yang+mengalami+peningkatan++signifikan+adalah+beton.+Dalam+pembuatan+beton%2C+gradasi+agregat+sangat+mempengaruhi+kekuatan+beton.+Gradasi+agregat+dapat+digolongkan+menjadi+3+macam%2C+yaitu+gradasi+kontinu+(standar)%2C+gradasi+seragam+dan+gradasi+celah.+Tujuan+penelitian+ini+adalah+untuk+membandingkan+kuat+tekan+beton+bergradasi+celah+dengan+beton+bergradasi+standar.%0D%0A%0D%0APenelitian+dilakukan+dengan+pembuatan+benda+uji+beton+silinder+(d%3D150mm%2C+t%3D300mm)+dengan+kuat+tekan+beton+17%2C5+MPa%2C+27%2C5+MPa+dan+37%2C5+MPa.+Variasi+gradasi+agregat+kasar+yang+digunakan+adalah+2+%E2%80%93+3%2C75++cm%2C+1+%E2%80%93+2+cm+dan+0%2C5+%E2%80%93+1+cm+%3B+2+%E2%80%93+3%2C75+cm.+Perawatan+benda+uji+dilakukan+dengan+cara+perendaman+dan+diangin-anginkan+selama+7+hari.+Pengujian+dilakukan+pada+benda+uji+umur+28+hari.%0D%0A%0D%0ADari+hasil+pengujian+diperoleh%3A+(1)+nilai+kuat+tekan+rata-rata+beton+yang+menggunakan+agregat+kasar+bergradasi+celah+lebih+kecil+dari+beton+yang+menggunakan+agregat+kasar+bergradasi+standar%2C+(2)+Pada+campuran+beton+dengan+nilai+kuat+tekan+17%2C5+MPa%2C+nilai+pembebanan+maksimum+yang+mampu+ditopang+oleh+beton+bergradasi+celah+tidak+terlalu+berbeda+dengan+beton+bergadasi+setandar%2C+(3)+Semakin+tinggi+kuat+tekan+yang+direncanakan+maka+nilai+pembebanan+maksimum+yang+mampu+ditopang+oleh+beton+bergradasi+celah+semakin+rendah+dari+kuat+tekan+rencana%2C+(4)+Terdapat+perbedaan+nilai-nilai+modulus+elastisitas+hasil+penelitian+terhadap+modulus+elastisitas+yang+diperoleh+dari+prediksi+rumus-rumus+empiris+ACI+318-83M++dan+Hognestad%0D%0A%0D%0A%0D%0AThe+development+of+construction+and+transportation+industrial+shows+significant+increase+together+with+the+increases+of+people+and+the+needs.+Part+of+construction+which+increases+significantly+is+concrete.+In+concrete+making%2C+aggregate+gradation+affects+concrete+strength+a+lot.+Aggregate+gradation+can+be+categorized+in+3+kinds+that+is+continuous+graded%2C+uniform+graded%2C+and+gap+graded.+The+purpose+of+this+research+is+to+compare+concrete+pressure+strength+of+gap+graded+aggregate+and+continuous+graded+aggregate.%0D%0A%0D%0AThe+research+was+done+by+making+cylinder+samples+(d%3D150+mm%2C+t%3D300+mm)+with+concrete+pressure+strength+17%2C5+MPa%2C+27%2C5+MPa+and+37%2C5+MPa.+Course+aggregate+variations+which+was+used+were+2+%E2%80%93+3%2C75++cm%2C+1+%E2%80%93+2+cm+and+0%2C5+%E2%80%93+1+cm+%2C+2+%E2%80%93+3%2C75+cm.+The+treatment+of+samples+was+done+by+drowning+it+into+water+and+blowing+it+for+7+days.+The+samples+were+tested+in+28+days.%0D%0A%0D%0AThe+result+of+the+test+was%3A+(1)+average+concrete+pressure+strength+with+gap+graded+course+aggregate+was+lower+than+concrete+which+used+continuous+graded+course+aggregate%2C+(2)+In+concrete+mixture+with+pressure+strength+17%2C5+MPa%2C+maximum+load+which+can+be+hold+by+concrete+with+gap+graded+course+aggregate+was+not+so+different+from+concrete+with+continuous+graded+course+aggregate%2C+(3)+The+higher+pressure+strength+which+was+planned%2C+the+lower+maximum+load+which+can+be+hold++by+concrete+with+gap+graded+course+aggregate%2C+(4)+There+are+differences+between+elasticity+modulus+values+from+this+research+and+elasticity+modulus+from+empirical+formulas+prediction+in+ACI+318-83M+and+Hognestad.&rft.publisher=Fakultas+Teknik&rft.date=2015-02-05&rft.type=Skripsi&rft.type=NonPeerReviewed&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F7479%2F1%2F1.%2520COVER.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F7479%2F2%2F2.%2520ABSTRACT.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F7479%2F3%2F3.%2520ABSTRAK.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F7479%2F4%2F4.%2520COVER%2520DALAM.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F7479%2F5%2F5.%2520HAL.%2520PERSETUJUAN.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F7479%2F6%2F6.%2520HAL.%2520PENGESAHAN.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F7479%2F7%2F7.%2520SURAT%2520PERNYATAAN.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F7479%2F8%2F8.%2520RIWAYAT%2520HIDUP.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F7479%2F9%2F9.%2520PERSEMBAHAN.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F7479%2F10%2F10.%2520MOTO.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F7479%2F11%2F11.%2520KATA%2520PENGANTAR.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F7479%2F12%2F12.%2520DAFTAR%2520ISI.pdf&rft.format=text&rft.ide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