?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=REHABILITASI+PERENCANAAN+IRIGASI+PASANG+SURUT%0D%0ARAWA+PITU+(WAY+PIDADA+%E2%80%93+WAY+TULANG+BAWANG)%0D%0ASTUDI+KASUS+SALURAN+PRIMER+3%0D%0A&rft.creator=%09Anisa+%2C+Meidasari%09&rft.subject=600+Teknologi+(ilmu+terapan)&rft.subject=620+Ilmu+teknik+dan+ilmu+yang+berkaitan&rft.description=Pengembangan+lahan+rawa+pasang+surut+mendapatkan+perhatian+besar+karena%0D%0Apotensinya+yang+signifikan+untuk+dikonversi+menjadi+lahan+pertanian.+Provinsi%0D%0ALampung+menyimpan+potensi+besar+dalam+hal+pengembangan+lahan+rawa%2C+termasuk%0D%0ARawa+Pitu+di+Kabupaten+Tulang+Bawang+yang+memiliki+kesuburan+tanah+yang%0D%0Amenjanjikan%2C+sehingga+lahannya+layak+untuk+dikelola+dan+dimanfaatkan+guna%0D%0Ameningkatkan+produktivitas+pertanian+dan+mendukung+kehidupan+masyarakat.%0D%0ATujuan+penelitian+adalah+merencanakan+irigasi+rawa+pasang+surut+untuk+pengairan%0D%0Ake+pertanian+dengan+menganalisis+pasang+tertinggi-surut+terendah%2C+modulus%0D%0Adrainase%2C+dan+desain+pintu+klep+yang+akan+digunakan+untuk+tiap+saluran+sekunder.%0D%0APenelitian+dilakukan+dengan+mengidentifikasi+masalah+yang+terjadi+seperti+sering%0D%0Aterjadinya+gagal+panen+dan+tergenangnya+lahan+pertanian+pada+musim+penghujan.%0D%0ASelanjutnya%2C+dilakukan+studi+literatur+dengan+mengumpulkan+data+primer+(kondisi%0D%0Aeksisting+saluran+di+lapangan)+dan+data+sekunder+(curah+hujan+dan+tata+guna+lahan).%0D%0AHasil+perencanaan+saluran+irigasi+disimulasikan+melalui+software+HEC-RAS+6.5.%0D%0ADengan+pemodelan+software+Wxtide+didapatkan+ketinggian+pasang+surut+pada%0D%0Asungai+Way+Tulang+Bawang+yaitu+sebesar+1%2C6+meter+pada+kondisi+pasang+dan+0%2C20%0D%0Ameter+pada+kondisi+surut.+Dengan+perhitungan+curah+hujan+tiga+harian+maksimum+periode+ulang+5+tahun+didapatkan+nilai+modulus+drainase+sebesar+0%2C0039+m3%0D%0A%2Fs%2Fha%0D%0ASedangkan+pola+tanam+rencana+di+D.I.R.+PITU+adalah+Padi+%E2%80%93+Palawija+%E2%80%93+Palawija.%0D%0APola+tanam+itu+memiliki+potensi+yang+besar+untuk+meningkatkan+produktivitas%0D%0Alahan%2C+pendapatan+petani%2C+dan+ketahanan+pangan.+Dengan+menerapkan%0D%0Arekomendasi%2C+diharapkan+pola+tanam+ini+dilaksanakan+optimal+dan+berkelanjutan.%0D%0AKesimpulannya+adalah+banjir+yang+melimpas+ke+permukaan+dapat+diatasi+dengan%0D%0Acara+mengeruk+dasar+saluran+dan+meninggikan+puncak+dinding+tanggul.+Debit%0D%0Apembuang+di+lahan+harus+segera+dialiri+kembali+ke+saluran+primer+melalui+saluran%0D%0Asekunder+dengan+pintu+klep+otomatis+sehingga+air+tidak+menggenangi+lahan+yang%0D%0Amengakibatkan+kerusakan+tanaman+hingga+terjadinya+kegagalan+dalam+masa+panen.%0D%0AKata+Kunci+%3A+HEC-RAS%2C+Pasang+Surut%2C+dan+Rawa.+%0D%0AThe+development+of+tidal+marshland+has+received+great+attention+due+to+its%0D%0Asignificant+potential+to+be+converted+into+agricultural+land.+Lampung+Province+holds%0D%0Agreat+potential+in+terms+of+swamp+land+development%2C+including+Rawa+Pitu+in+Tulang%0D%0ABawang+Regency+which+has+promising+soil+fertility%2C+so+the+land+is+worth+managing%0D%0Aand+utilizing+to+increase+agricultural+productivity+and+support+community+life.+The%0D%0Apurpose+of+the+research+is+to+plan+tidal+swamp+irrigation+for+irrigation+to+agriculture%0D%0Aby+analyzing+the+highest-lowest+tides%2C+drainage+modulus%2C+and+valve+design+to+be%0D%0Aused+for+each+secondary+channel.%0D%0AThe+research+was+conducted+by+identifying+problems+that+occur+such+as+frequent%0D%0Acrop+failure+and+flooding+of+agricultural+land+during+the+rainy+season.+Furthermore%2C%0D%0Aa+literature+study+was+conducted+by+collecting+primary+data+(existing+conditions+of%0D%0Athe+channel+in+the+field)+and+secondary+data+(rainfall+and+land+use).+The+results+of%0D%0Airrigation+channel+planning+were+simulated+through+HEC-RAS+6.5+software.%0D%0ABy+modeling+the+Wxtide+software%2C+the+tidal+height+of+the+Way+Tulang+Bawang+river%0D%0Ais+1.6+meters+at+high+tide+and+0.20+meters+at+low+tide.+By+calculating+the+maximum%0D%0Athree-day+rainfall+for+5-year+return+period%2C+drainage+modulus+value+s+0.0039+cubic%0D%0Ameters%2Fsecond%2Fhectare.Meanwhile%2C+the+planned+cropping+pattern+in+D.I.R.+PITU+is+Paddy-PalawijaPalawija.+The+cropping+pattern+has+great+potential+to+increase+land+productivity%2C%0D%0Afarmers'+income%2C+and+food+security.+By+implementing+recommendations%2C+it+is%0D%0Aexpected+that+this+cropping+pattern+will+be+implemented+optimally+and+sustainably.%0D%0AThe+conclusion+is+that+flooding+that+over+flows+to+the+surface+can+be+overcome+by%0D%0Adredging+the+channel+bottom+and+raising+the+top+of+the+embankment+wall.+The%0D%0Adischarge+in+the+field+must+be+immediately+flowed+back+into+the+primary+channel%0D%0Athrough+the+secondary+channel+with+an+automatic+valve+door+so+that+the+water+does%0D%0Anot+inundate+the+land+which+results+in+crop+damage+and+failure+in+the+harvest+period.%0D%0AKeywords%3A+HEC-RAS%2C+Tidal%2C+and+Swamp&rft.publisher=TEKNIK&rft.date=2024-07-09&rft.type=Skripsi&rft.type=NonPeerReviewed&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F87393%2F1%2FAbstrak_Anisa%2520Meidasari_2015011014%2520-%2520Anisa%2520Meidasari.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F87393%2F2%2FFull%2520Pembahasan_Anisa%2520Meidasari_2015011014%2520-%2520Anisa%2520Meidasari.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F87393%2F3%2FTanpa%2520BAB%2520Pembahasan_Anisa%2520Meidasari_2015011014%2520-%2520Anisa%2520Meidasari.pdf&rft.identifier=+++Anisa+%2C+Meidasari+++(2024)+REHABILITASI+PERENCANAAN+IRIGASI+PASANG+SURUT+RAWA+PITU+(WAY+PIDADA+%E2%80%93+WAY+TULANG+BAWANG)+STUDI+KASUS+SALURAN+PRIMER+3.++TEKNIK%2C+UNIVERSITAS+LAMPUNG.+++++&rft.relation=http%3A%2F%2Fdigilib.unila.ac.id%2F87393%2F