?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=STUDI+DAN+ANALISA+CAMPURAN+TANAH+LEMPUNG+DAN+ABU+SEKAM+PADI+TERHADAP+NILAI+PERMEABILITAS+DENGAN+ALAT+FALLING+HEAD&rft.creator=Dedi+Setiawan%2C+0815011007&rft.subject=Konstruksi+bangunan&rft.description=STUDI+DAN+ANALISA+CAMPURAN+TANAH+LEMPUNG+DAN+ABU+SEKAM+PADI+TERHADAP+NILAI+PERMEABILITAS+DENGAN+ALAT+FAALING+HEAD%0D%0A%0D%0AKebutuhan+nilai+permeabilitas+tanah+untuk+suatu+kontruksi+berbeda-beda.++Perbedaan+tersebut+mempengaruhi+kekuatan+dari+suatu+konstruksi+sipil+yang+akan+dibangun.+Oleh+karena+itu%2C+perlu+adanya+usaha+dalam+merekayasa+nilai+permeabilitas+tanah+dengan+menambahkan+zat+additive+pada+suatu+tanah+agar+nilai+permeabilitas+yang+didapat+memenuhi+standar+konstruksi+sipil+yang+akan+dibangun.++Bahan+additive+yang+dipakai+sebaiknya+memiliki+nilai+perekat+tanah+yang+kuat+sehingga+nilai+permeabilitas+yang+didapat+menjadi+semakin+kecil+(rapat).+Diantara+sekian+banyak+zat+additive+yang+dipakai+sebagai+bahan+stabilisasi+tanah%2C+salah+satunya+adalah+abu+sekam+padi.+Beberapa+penelitian+terakhir+dalam+bidang+teknik+sipil+menunjukkan+bahwa+abu+sekam+padi+berdayaguna+sebagai+campuran+stabilisasi+tanah+khususnya+tanah+lempung.+Sebab+abu+sekam+padi+dapat+mengisi+rongga-rongga+yang+ada+di+antara+butiran-butiran+tanah.%0D%0A%0D%0ASampel+tanah+yang+diuji+pada+penelitian+ini+yaitu+tanah+lempung+yang+berasal+dari+Perumahan+Bhayangkara%2C+Kelurahan+Beringin+Jaya%2C+Kecamatan+Kemiling%2C+Bandar+Lampung.+Abu+sekam+padi+yang+digunakan+diperoleh+dari+Dusun+Dantar+Kecamatan+Padang+Cermin+Kabupaten+Pesawran..+Penelitian+ini+dilakukan+untuk+menentukan+pengaruh+abu+sekam+padi+terhadap+nilai+permeabilitas+tanah.+%0D%0A%0D%0AHasil+analisa+dan+perhitungan+yang+dilakukan+di+laboratorium+antara+tanah+asli+dan+tanah+campuran+abu+sekam+padi+diperoleh+niai+permeabilitas+(k)+rata-rata+untuk+tanah+asli+sebesar+1%2C2187+x+10-7%2C+untuk+campuran+abu+sekam+padi+5%25+sebesar+1%2C6812+x+10-7%2C+untuk+campuran+abu+sekam+padi+10%25+sebesar+5%2C4621+x+10-6%2C+untuk+campuran+abu+sekam+padi+15%25+sebesar+1%2C6151+x+10-5.+%0D%0A%0D%0AKata+kunci%3A+tanah+lempung%2C+abu+sekam+padi%2C+permeabilitas%2C%0D%0A%0D%0A%0D%0A%0D%0A%0D%0A%0D%0ASTUDY+AND+ANALYSIS+OF+A+MIXTURE+OF+CLAY+AND+RICE+HUSK+ASH+TO+THE+PERMEABILITY+VALUE+WITH+FALLING+HEAD+TEST%0D%0A%0D%0ASoil+permeability+value+for+every+construction+is+different.+Such+differences+affect+the+strength+of+a+civil+construction+to+be+built.+Therefore+it+is+necessary+to+attempt+to+manipulate+the+soil+permeability+value+by+adding+the+additive+to+a+soil+permeability+values+obtained+in+order+to+meet+the+standard+of+civil+construction+to+be+built.+Additive+materials+used+should+have+a+strong+soil+adhesive+so+that+the+permeability+values+obtained+become+smaller+(closer).+Among+the+many+additives+are+used+as+soil+stabilization+materials%2C+one+of+them+is+rice+husk+ash.+Some+recent+researches+in+the+field+of+Civil+Engineering+showed+that+rice+husk+ash+mixture+useful+as+a+particularly+clay+soil+stabilization.+Because+rice+husk+ash+can+fill+the+cavities+that+exist+between+the+grains+of+ground.%0D%0A%0D%0ASoil+samples+tested+in+this+study+is+clay+derived+from+Perumahan+Bhayangkara%2C+Kelurahan+Beringin+Jaya%2C+Kecamatan+Kemiling%2C+Bandar+Lampung.+Rice+husk+ash+used+were+obtained+from+Dusun+Dantar%2C+Kecamatan+Padang+Cermin%2C+Kabupaten+Pesawaran.+This+study+was+conducted+to+determine+the+effect+of+rice+husk+ash+to+the+soil+permeability+values.%0D%0A%0D%0AThe+results+of+analysis+and+calculations+performed+in+the+laboratory+between+native+soil+and+soil+with+rice+husk+ash+mixture+obtained+average+permeability+value+(k)+for+the+native+soil+is+1.2187+x+10-7%2C+5%25+rice+husk+ash+added+is+1.6812+x+10-7%2C+10%25+rice+husk+ash+added+is+5.4621+x+10-6%2C+and+15%25+rice+husk+ash+added+is+1%2C6151+x+10-5.%0D%0A%0D%0AKey+words%3A+clay%2C+rice+husk+ash%2C+permeability&rft.publisher=Fakultas+Teknik&rft.date=2015-06-18&rft.type=Skripsi&rft.type=NonPeerReviewed&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F12891%2F1%2F1.%2520Abstrak%2520Bhs%2520Indonesia.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F12891%2F2%2F2.%2520Abstrak%2520Bhs%2520Inggris.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F12891%2F3%2F3.%2520Judul%2520Dalam.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F12891%2F4%2F4.%2520Lembar%2520Persetujuan.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F12891%2F5%2F5.%2520Lembar%2520Pengesahan.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F12891%2F6%2F6.%2520Surat%2520Pernyataan.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F12891%2F7%2F7.%2520Riwayat%2520Hidup.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F12891%2F8%2F8.%2520Persembahan.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F12891%2F9%2F9.%2520Motto.pdf&rft.format=text&rft.identifier=http%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