?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=PENGARUH+SEDIMENTASI+MANGROVE+Avicennia+marina%0D%0ADALAM+MENAHAN+LAJU+GELOMBANG%0D%0AUNTUK+PEMBANGUNAN+PESISIR+BERKELANJUTAN%0D%0A(STUDI+KASUS+DI+PESISIR+PANTAI+PASIR+SAKTI%2C+LAMPUNG+TIMUR)&rft.creator=ARI+SANJAYA%2C+1415011023&rft.subject=600+Teknologi+(ilmu+terapan)&rft.subject=620+Ilmu+teknik+dan+ilmu+yang+berkaitan&rft.description=Hutan+mangrove+mampu+menjaga+garis+pantai+dari+adanya+abrasi+dan+erosi%2C+juga%0D%0Amampu+menahan+tiupan+angin+kencang+yang+datang+dari+lautan+dan+mampu%0D%0Amenahan+serta+mengikat+sedimen+secara+periodik.+Tujuan+penelitian+yang+pertama%0D%0Aadalah+untuk+mengetahui+besaran+gelombang+yang+mampu+diredam+oleh+mangrove%0D%0AAvicennia+marina+dan+yang+kedua+mengetahui+pengaruh+sedimentasinya+di+pesisir%0D%0Apantai+desa+Purworejo%2C+Kecamatan+Pasir+Sakti%2C+Kabupaten+Lampung+Timur.%0D%0AMetode+penelitian+yang+digunakan+adalah+spot-check%2C+transek-kuadrat+dan+uji%0D%0Alaboratorium.+Pengukuran+data+gelombang+menggunakan+alat+SBE+26+dan+RBRDuo%0D%0AT.D.+Pengukuran+dilakukan+pada+5+stasiun+dengan+jarak+3+m%2C+5+m%2C+10+m%2C+20+m%2C+dan%0D%0A50+m.+Rawdata+diolah+menggunakan+Microsoft+Excel+menghasilkan+persentase%0D%0Aperedaman+tinggi+gelombang+jarak+berturut-turut+sebesar+70%2C3%25%2C+73%2C3%25%2C+91%2C0%25%2C%0D%0A95%2C6%25%2C+96%2C1%25+dan+berdasarkan+energi+gelombang+sebesar+49%2C5%25%2C+53%2C8%25%2C+82%2C9%25%2C%0D%0A91%2C4%25%2C+92%2C3%25+dengan+persentase+diameter+partikel+sebesar+19%2C36%25%2C+19%2C75%25%2C%0D%0A19%2C87%25%2C+21%2C27%25.+Semakin+tinggi+peningkatan+peredaman+gelombang+maka%0D%0Apersentase+butirannya+semakin+kecil+dan+semakin+kebelakang+persentase+butirannya%0D%0Asemakin+besar+dan+peningkatan+peredamannya+relatif+kecil.+Pada+saat+gelombang%0D%0Adatang+energinya+besar+sehingga+semua+pertikel+besar+sedimen+di+laut+akan+terbawa%0D%0Asampai+dengan+di+belakang+ekosistem+mangrove%2C+begitu+gelombang+pergi+energi%0D%0Ayang+dikeluarkan+gelombang+semakin+kecil+sehingga+hanya+butiran+kecil+yang%0D%0Amampu+terbawa+kembali+dari+belakang+ekosistem+menuju+pinggir+laut.+Kesimpulan%0D%0Apenelitian+adalah+tingkat+ketebalan+mangrove+dan+diameter+partikel+lumpur%0D%0Aberhubungan+dengan+persentase+peredaman+gelombang%2C+semakin+tebal+mangrove%0D%0AAvicennia+marina%2C+maka+akan+semakin+besar+kemampuan+meredam+gelombang.%0D%0ASemakin+besar+tingkat+peredaman+gelombang+maka+persentase+butiranya+semakin%0D%0Akecil+dan+semakin+kebelakang+persentase+butirannya+semakin+besar+dan%0D%0Apeningkatan+peredamannya+relatif+kecil.%0D%0AKata+kunci+%3A+Sedimentasi%2C+Lumpur%2C+Mangrove%2C+Avicennia+marina%2C+Peredaman%2C%0D%0A%0D%0AGelombang%0D%0A%0D%0AMangrove+forests+can+protect+the+coastline+from+abrasion+and+erosion%2C+also+able+to%0D%0Awithstand+strong+wind+gusts+coming+from+the+ocean%2C+and+able+to+hold+and+bind%0D%0Asediment+periodically.+The+purpose+of+this+first+research+is+to+find+out+the+magnitude%0D%0Aof+waves+that+can+be+muted+by+mangrove+Avicennia+marina+and+the+second+to+know%0D%0Athe+influence+of+sedimentation+on+the+coast+of+Purworejo+village%2C+Pasir+Sakti%0D%0ADistrict%2C+East+Lampung+regency.+The+research+methods+used+are+spot-check%2C%0D%0AQuadrad+methods%2C+and+laboratory+tests.+Wave+data+measurement+using+SBE+26%0D%0Aand+RBRDuo+T.D.+Measurements+are+performed+at+5+stations+with+a+distance+of+3%0D%0Am%2C+5+m%2C+10+m%2C+20+m%2C+and+50+m.+Raw+data+processed+using+Microsoft+excel+produces%0D%0Aa+percentage+of+high+damping+wave+distance+in+a+row+of+70.3%25%2C+73.3%25%2C+91.0%25%2C%0D%0A95.6%25%2C+96.1%25+and+based+on+consecutive+wave+energy+of+49.5%25%2C+53.8%25%2C+82.9%25%2C%0D%0A91.4%25%2C+92.3%25+with+a+percentage+of+particle+diameter+of+19.36%25%2C+19.75%25%2C+19.87%25%2C%0D%0A21.27%25.+The+higher+the+wave+suppression+rate%2C+the+smaller+the+grain+spread+and%0D%0Athe+more+backward+the+percentage+of+granules+the+greater+and+the+increase+in%0D%0Adamping+is+relatively+small.+By+the+time+the+wave+comes+the+energy+is+large+so+that%0D%0Aall+the+large+particles+of+sediment+in+the+sea+will+be+carried+up+to+the+back+of+the%0D%0Amangrove+ecosystem%2C+as+soon+as+the+wave+goes+the+energy+released+by+the+wave+is%0D%0Agetting+smaller+so+that+only+small+grains+can+be+carried+back+from+the+back+of+the%0D%0Aecosystem+to+the+seafront.+The+conclusion+is+that+the+thickness+of+mangroves+and%0D%0Athe+diameter+of+sludge+particles+are+related+to+the+percentage+of+wave+suppression%2C%0D%0Athe+thicker+the+mangrove+Avicennia+marina%2C+the+greater+the+ability+to+dampen%0D%0Awaves.+The+greater+the+wave+suppression+rate%2C+the+smaller+the+percentage+of+the%0D%0Agrain%2C+and+the+further+back+the+percentage+of+granules+the+greater%2C+and+the+increase%0D%0Ain+damping+is+relatively+small.%0D%0AKeywords%3A+Sedimentation%2C+Mud%2C+Mangrove%2C+Avicennia+marina%2C+Damping%2C+Wave&rft.publisher=Fakultas+Teknik&rft.date=2021-08-06&rft.type=Skripsi&rft.type=NonPeerReviewed&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F62806%2F1%2F1.%2520Abstrak_ARI%2520SANJAYA_1415011023%2520-%2520novan%2520ade%2520nora.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F62806%2F2%2F1.%2520BAB%25201-5%2520FULL_ARI%2520SANJAYA_14150110231%2520-%2520novan%2520ade%2520nora.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F62806%2F3%2F2.%2520BAB%25201-5%2520tanpa%2520pembahasan_ARI%2520SANJAYA_1415011023%2520-%2520novan%2520ade%2520nora.pdf&rft.identifier=++ARI+SANJAYA%2C+1415011023++(2021)+PENGARUH+SEDIMENTASI+MANGROVE+Avicennia+marina+DALAM+MENAHAN+LAJU+GELOMBANG+UNTUK+PEMBANGUNAN+PESISIR+BERKELANJUTAN+(STUDI+KASUS+DI+PESISIR+PANTAI+PASIR+SAKTI%2C+LAMPUNG+TIMUR).++Fakultas+Teknik%2C+UNIVERSITAS+LAMPUNG.+++++&rft.relation=http%3A%2F%2Fdigilib.unila.ac.id%2F62806%2F