?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.relation=https%3A%2F%2Frepository.itny.ac.id%2Fid%2Feprint%2F4225%2F&rft.title=Evaluasi+settling+pond+di+imkasu+pt.+gag+nikel%2C++Pulau+Gag%2C+kecamatan+waigeo+barat++kepulauan%2C+Kabupaten+Raja+Ampat%2C++Provinsi+Papua+Barat&rft.creator=Ohoiwirin+710017198%2C+Paustinus&rft.subject=TN+Mining+engineering.+Metallurgy&rft.description=SARI+%0D%0ACurah+hujan+tinggi+di+tambang+PT+Gag+Nikel+menyebabkan+air+meluap+dari+kolam+pengendapan+di+Imkasu%2C+merembes+ke+Settling+pond%2C+dan+tumpah+ke+jalan+hauling.+Perusahaan+menggunakan+data+debit+limpasan+(2.73+m3%2Fdetik)%2C+koefisien+limpasan+(0.6)%2C+luasan+daerah+tangkapan+hujan+(0.108+km2)%2C+dan+intensitas+curah+hujan+(151.349+mm%2Fjam)+untuk+mengelola+air+dan+mencegah+dampak+negatif.+Tingginya+persentase+TSS+pada+kompartemen+Settling+pond+mengindikasikan+kemungkinan+akumulasi+padatan+atau+residu+tersuspensi+dengan+variasi+TSS+antara+0.000118%25+hingga+0.002824%25+di+setiap+kompartemen.+Evaluasi+pengendapan+dan+pengelolaan+padatan+perlu+dilakukan%2C+termasuk+penyesuaian+dimensi+dan+kapasitas+Settling+pond%2C+serta+pengaturan+debit+air+masuk.+Kecepatan+pengendapan+di+semua+kompartemen+(Kompartemen+1%2C+2%2C+3%2C+4%2C+dan+5)+adalah+0.00194+m%2Fdetik%2C+dengan+waktu+partikel+mengendap+sekitar+34.40+menit.+Kecepatan+air+bervariasi+di+setiap+kompartemen+mulai+dari+0.04+m%2Fdetik+sampai+0.06+m%2Fdetik.+Material+lumpur+membutuhkan+waktu+sekitar+13.17-6.06+menit+untuk+keluar.+Persentase+pengendapan+yang+berhasil+dicapai+pada+semua+kompartemen+adalah+sebesar+27.68%25-14.96%25.+Geometri+saluran+terbuka+direkomendasikan+dengan+kemiringan+dinding+saluran+(%CE%B1)%3A+60%C2%B0%2C+kedalaman+air+(h)%3A+1.16+m%2C+kedalaman+saluran+(d)%3A+1.34+m%2C+lebar+dasar+saluran+(B)%3A+1.16+m%2C+lebar+permukaan+(b)%3A+2.52+m%2C+luas+penampang+basah+saluran+(A)%3A+2.35+m%2C+dan+panjang+dinding+saluran+(a)%3A+1.56+m.+Setiap+kompartemen+kolam+pengendapan+memiliki+dimensi+yang+berbeda.+Kompartemen+1+memiliki+kedalaman+(H)+%3D+4+m%2C+lebar+(b)+%3D+40.00+m%2C+dan+panjang+(l)+%3D+35.00+m%2C+dengan+luas+area+11045.98+m%C2%B2.+Dilengkapi+dengan+penyekat+berukuran+lebar+4+m%2C+panjang+34.00+m%2C+dan+kedalaman+4+m.+Kompartemen+2+memiliki+kedalaman+(H)+%3D+4+m%2C+lebar+(b)+%3D+37.00+m%2C+dan+panjang+(l)+%3D+32.00+m%2C+dengan+luas+area+1407+m%C2%B2.+Juga+dilengkapi+dengan+penyekat+berukuran+lebar+4+m%2C+panjang+31.00+m%2C+dan+kedalaman+4+m.+Kompartemen+3+memiliki+kedalaman+(H)+%3D+4+m%2C+lebar+(b)+%3D+34.00+m%2C+dan+panjang+(l)+%3D+29.00+m%2C+dengan+luas+area+1407+m%C2%B2.+Juga+dilengkapi+dengan+penyekat+berukuran+lebar+4+m%2C+panjang+28.00+m%2C+dan+kedalaman+4+m.+Kompartemen+4+memiliki+kedalaman+(H)+%3D+4+m%2C+lebar+(b)+%3D+31.00+m%2C+dan+panjang+(l)+%3D+26.00+m%2C+dengan+luas+area+1407+m%C2%B2.+Memiliki+penyekat+berukuran+lebar+4+m%2C+panjang+25.00+m%2C+dan+kedalaman+4+m.+Kompartemen+5+memiliki+kedalaman+(H)+%3D+4+m%2C+lebar+(b)+%3D+28.00+m%2C+dan+panjang+(l)+%3D+23.00+m%2C+dengan+luas+area+1407+m%C2%B2.+Dengan+penyekat+berukuran+lebar+4+m%2C+panjang+22.00+m%2C+dan+kedalaman+4+m.+Panjang+total+kolam+145+meter%2C+luas+keseluruhan+160-112+meter2%2C+dan+volume+5800-+2576+meter3.+Durasi+pemeliharaan%3A+Kompartemen+1+(30+hari)%2C+Kompartemen+2+(82+hari)%2C+Kompartemen+3+(122+hari)%2C+Kompartemen+4+(322+hari)%2C+dan+Kompartemen+5+(621+hari).+%0D%0A+%0D%0A+%0D%0AKata+kunci+%3A+Daerah+tangkapan+hujan%2C+air+limpasan%2C+kolam+pengendapan+%0D%0A+%09+%0D%0AABSTRACT+%0D%0AHigh+rainfall+at+PT+Gag+Nikel+mine+has+caused+water+overflow+from+the+settling+pond+in+Imkasu%2C+seeping+into+the+Settling+pond%2C+and+spilling+onto+the+hauling+road.+To+manage+water+and+prevent+negative+impacts%2C+the+company+utilizes+data+on+runoff+discharge+(2.73+m3%2Fsecond)%2C+runoff+coefficient+(0.6)%2C+catchment+area+(0.108+km2)%2C+and+rainfall+intensity+(151.349+mm%2Fhour).+The+high+TSS+(Total+Suspended+Solids)+percentage+in+the+Settling+pond+compartments+indicates+possible+accumulation+of+suspended+solids+or+residues%2C+with+TSS+variation+ranging+from+0.000118%25+to+0.002824%25+in+each+compartment.+An+evaluation+of+sedimentation+and+sediment+management+is+required%2C+including+adjusting+the+dimensions+and+capacity+of+the+Settling+pond+and+regulating+the+inflow+rate.+The+settling+velocity+in+all+compartments+(Kompartemen+1%2C+2%2C+3%2C+4%2C+and+5)+is+0.00194+m%2Fsecond%2C+with+a+particle+settling+time+of+approximately+34.40+minutes.+Water+velocity+varies+in+each+compartment%2C+ranging+from+0.04+m%2Fsecond+to+0.06+m%2Fsecond.+The+sediment+material+takes+around+13.17-6.06+minutes+to+discharge.+The+achieved+sedimentation+percentage+in+all+compartments+ranges+from+27.68%25+to+14.96%25.+Recommended+open+channel+geometry+includes+a+channel+wall+slope+(%CE%B1)+of+60%C2%B0%2C+water+depth+(h)+of+1.16+m%2C+channel+depth+(d)+of+1.34+m%2C+channel+base+width+(B)+of+1.16+m%2C+surface+width+(b)+of+2.52+m%2C+cross-sectional+area+of+the+channel+(A)+of+2.35+m%2C+and+wall+length+(a)+of+1.56+m.+Each+compartment+of+the+sedimentation+pond+has+different+dimensions.+Kompartemen+1+has+a+depth+(H)+of+4+m%2C+width+(b)+of+40.00+m%2C+and+length+(l)+of+35.00+m%2C+with+an+area+of+11045.98+m%C2%B2.+It+is+equipped+with+a+4+m+wide%2C+34.00+m+long%2C+and+4+m+deep+partition.+Kompartemen+2+has+a+depth+(H)+of+4+m%2C+width+(b)+of+37.00+m%2C+and+length+(l)+of+32.00+m%2C+with+an+area+of+1407+m%C2%B2.+It+is+also+equipped+with+a+4+m+wide%2C+31.00+m+long%2C+and+4+m+deep+partition.+Kompartemen+3+has+a+depth+(H)+of+4+m%2C+width+(b)+of+34.00+m%2C+and+length+(l)+of+29.00+m%2C+with+an+area+of+1407+m%C2%B2.+It+is+also+equipped+with+a+4+m+wide%2C+28.00+m+long%2C+and+4+m+deep+partition.+Kompartemen+4+has+a+depth+(H)+of+4+m%2C+width+(b)+of+31.00+m%2C+and+length+(l)+of+26.00+m%2C+with+an+area+of+1407+m%C2%B2.+It+has+a+4+m+wide%2C+25.00+m+long%2C+and+4+m+deep+partition.+Kompartemen+5+has+a+depth+(H)+of+4+m%2C+width+(b)+of+28.00+m%2C+and+length+(l)+of+23.00+m%2C+with+an+area+of+1407+m%C2%B2.+It+is+equipped+with+a+4+m+wide%2C+22.00+m+long%2C+and+4+m+deep+partition.+The+total+length+of+the+pond+is+145+meters%2C+with+an+overall+area+of+160112+m%C2%B2+and+a+volume+of+5800-2576+m%C2%B3.+The+maintenance+durations+are+as+follows%3A+Kompartemen+1+(30+days)%2C+Kompartemen+2+(82+days)%2C+Kompartemen+3+(122+days)%2C+Kompartemen+4+(322+days)%2C+and+Kompartemen+5+(621+days).&rft.publisher=ITNY&rft.date=2023-07-19&rft.type=Other&rft.type=NonPeerReviewed&rft.format=text&rft.language=id&rft.identifier=https%3A%2F%2Frepository.itny.ac.id%2Fid%2Feprint%2F4225%2F1%2FCOVER.pdf&rft.format=text&rft.language=id&rft.identifier=https%3A%2F%2Frepository.itny.ac.id%2Fid%2Feprint%2F4225%2F2%2FBAB%2520I.pdf&rft.format=text&rft.language=id&rft.identifier=https%3A%2F%2Frepository.itny.ac.id%2Fid%2Feprint%2F4225%2F3%2FBAB%2520II.pdf&rft.format=text&rft.language=id&rft.identifier=https%3A%2F%2Frepository.itny.ac.id%2Fid%2Feprint%2F4225%2F4%2FBAB%2520III.pdf&rft.format=text&rft.language=id&rft.identifier=https%3A%2F%2Frepository.itny.ac.id%2Fid%2Feprint%2F4225%2F5%2FBAB%2520IV.pdf&rft.format=text&rft.language=id&rft.identifier=https%3A%2F%2Frepository.itny.ac.id%2Fid%2Feprint%2F4225%2F6%2FBAB%2520V.pdf&rft.format=text&rft.language=id&rft.identifier=https%3A%2F%2Frepository.itny.ac.id%2Fid%2Feprint%2F4225%2F7%2FBAB%2520VI.pdf&rft.format=text&rft.language=id&rft.identifier=https%3A%2F%2Frepository.itny.ac.id%2Fid%2Feprint%2F4225%2F8%2FDAFTAR%2520PUSTAKA.pdf&rft.format=text&rft.language=id&rft.identifier=https%3A%2F%2Frepository.itny.ac.id%2Fid%2Feprint%2F4225%2F9%2FLAMPIRAN.pdf&rft.identifier=++Ohoiwirin+710017198%2C+Paustinus++(2023)+Evaluasi+settling+pond+di+imkasu+pt.+gag+nikel%2C+Pulau+Gag%2C+kecamatan+waigeo+barat+kepulauan%2C+Kabupaten+Raja+Ampat%2C+Provinsi+Papua+Barat.++ITNY%2C+Yogyakarta.++++(Unpublished)++