?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=MONITORING+PELAKSANAAN+PENGUKURAN%0D%0ATEROWONGAN+PENGELAK+DI+BENDUNGAN%0D%0ATIGA+DIHAJI+OKU+SELATAN&rft.creator=Dimas%2C++Pandu+Setiawan%09&rft.subject=620+Ilmu+teknik+dan+ilmu+yang+berkaitan&rft.description=Terowongan+merupakan+suatu+tembusan+di+bawah+permukaan+tanah%0D%0Adengan+kedua+sisi+ujungnya+terbuka+sebagai+portal+masuk+dan+portal+keluar.%0D%0ATerowongan+di+bendungan+berfungsi+sebagai+konstruksi+untuk+mengelakkan+aliran%0D%0Asungai+dari+hulu+bendungan+ke+hilir+bendungan+selama+masa%0D%0Akonstruksi.Terowongan+Pengelak+merupakan+salah+satu+tipe+terowongan+yang%0D%0Amempunyai+fungsi+untuk+mengalihkan+arah+aliran+sungai+yang+sedianya+melewati%0D%0Arencana+jalur+pembangunan+bendungan%2C+sehingga+memungkinkan+pembangunan%0D%0Abendungan+dilaksanakan+secara+teknis%2C+menambahkan+agar+ekonomis+dimensi%0D%0Aterowongan+pengelak+ini+dihitung+dalam+satu+kesatuan+dengan+dimensi+bendungan%0D%0Apengelak.%0D%0APengukuran+stake+out+adalah+metode+yang+menggunakan+cara+pendekatan%0D%0Amodel+pengukuran+dengan+menentukan+lokasi+koordinat+suatu+titik+dilapangan.%0D%0APrinsip+stake+out+adalah+terbalik+dengan+konsep+pengambilan+data+lapangan.+Kalau%0D%0Apengambilan+data+lapangan+untuk+mencari%2Fmengukur+koordinat+titik+dari%0D%0Alapangan%2C+sedangankan+stake+out+adalah+mengembalikan+koordinat+ke+lapangan%0D%0Adari+desain.%0D%0AHasil+dari+pengukuran+terowongan+menggunakan+metode+stake+out+adalah%0D%0Arata+%E2%80%93+rata+selisih+antara+koordinat+di+desain+dengan+dilapangan+X+%3D+2%2C662+m%2C+dan%0D%0AY+%3D+3%2C165+m.+Kemudian+nilai+dari+pergeseran+rata-rata+dengan+menggunakan%0D%0Arumus+d%3D%E2%88%9AX2%2B+Y%0D%0A2%0D%0Aadalah+3%2C202+m.+Dari+pergeseran+terbesar+berjumlah+4%2C552+m%0D%0Ayang+berada+di+STA+388%2C+dan+pergeseran+terkecil+sejumlah+0+yang+berada+di+STA%0D%0A400.%0D%0AKata+kunci+%3A+Bendungan+Irigasi%2C+Terowongan+Pengelak%2C+Selisih+STA.%0D%0AA+tunnel+is+a+passage+below+the+ground+surface+with+both+ends+open+as+an+entry%0D%0Aportal+and+an+exit+portal.+The+tunnel+in+the+dam+functions+as+a+construction+to%0D%0Aavoid+river+flow+from+upstream+of+the+dam+to+downstream+of+the+dam+during+the%0D%0Aconstruction+period.+Avoidance+Tunnel+is+a+type+of+tunnel+which+has+the+function%0D%0Aof+diverting+the+direction+of+river+flow+which+was+originally+to+pass+through+the%0D%0Aplanned+dam+construction+route%2C+thereby+enabling+the+construction+of+the+dam+to%0D%0Abe+carried+out+technically+%2C+adding+that+to+be+economical%2C+the+dimensions+of+the%0D%0Acircumvention+tunnel+are+calculated+in+one+unit+with+the+dimensions+of+the%0D%0Acircumvention+dam.+Stake+out+measurement+is+a+method+that+uses+a+measurement%0D%0Amodel+approach+by+determining+the+coordinate+location+of+a+point+in+the+field.+The%0D%0Astake+out+principle+is+reversed+to+the+concept+of+field+data+collection.+If+taking+field%0D%0Adata+is+to+find%2Fmeasure+the+coordinates+of+points+from+the+field%2C+while+staking+out%0D%0Ais+returning+coordinates+to+the+field+from+the+design.+The+results+of+tunnel%0D%0Ameasurements+using+the+stake+out+method+are+the+average+difference+between+the%0D%0Adesign+coordinates+and+those+in+the+field%2C+X+%3D+2.662+m%2C+and+Y+%3D+3.165+m.+Then+the%0D%0Avalue+of+the+average+shift+using+the+formula+d%3D%E2%88%9AX2%2B+Y2+is+3.202+m.+The+largest%0D%0Ashift+was+4%2C552+m+at+STA+388%2C+and+the+smallest+shift+was+0+at+STA+400.%0D%0AKeywords%3A+Irrigation+Dam%2C+Evasion+Tunnel%2C+STA+Difference.&rft.publisher=FAKULTAS+TEKNIK&rft.date=2023-02-02&rft.type=Diploma%2FTugas+Akhir&rft.type=NonPeerReviewed&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F87241%2F1%2Fabstrak%2520-%2520Dimas%2520Pandu%2520Setiawan.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F87241%2F2%2FFile%2520full%2520-Dimas%2520Pandu%2520Setiawan.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F87241%2F3%2Ftanpa%2520pembahasan%2520-Dimas%2520Pandu%2520Setiawan.pdf&rft.identifier=++Dimas%2C+Pandu+Setiawan+++(2023)+MONITORING+PELAKSANAAN+PENGUKURAN+TEROWONGAN+PENGELAK+DI+BENDUNGAN+TIGA+DIHAJI+OKU+SELATAN.++%5BDiploma%2FTugas+Akhir%5D+++++&rft.relation=http%3A%2F%2Fdigilib.unila.ac.id%2F87241%2F