<mets:mets OBJID="eprint_6402" LABEL="Eprints Item" xsi:schemaLocation="http://www.loc.gov/METS/ http://www.loc.gov/standards/mets/mets.xsd http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-3.xsd" xmlns:mets="http://www.loc.gov/METS/" xmlns:mods="http://www.loc.gov/mods/v3" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"><mets:metsHdr CREATEDATE="2026-09-21T17:48:46Z"><mets:agent ROLE="CUSTODIAN" TYPE="ORGANIZATION"><mets:name>Repository Universitas Bojonegoro</mets:name></mets:agent></mets:metsHdr><mets:dmdSec ID="DMD_eprint_6402_mods"><mets:mdWrap MDTYPE="MODS"><mets:xmlData><mods:titleInfo><mods:title>Hubungan Kadar Air dan Tekanan Mengembang pada Tanah Ekspansif: Studi Eksperimental dan Pemodelan Skala Laboratorium Menggunakan Box Swelling Modifikasi</mods:title></mods:titleInfo><mods:name type="personal"><mods:namePart type="given">Hidayatullah</mods:namePart><mods:namePart type="family">Faishal Karim Al Haj Hidayatullah</mods:namePart><mods:role><mods:roleTerm type="text">author</mods:roleTerm></mods:role></mods:name><mods:abstract>Tanah ekspansif merupakan jenis tanah yang mengalami perubahan volume akibat fluktuasi kadar air sehingga berpotensi menimbulkan kerusakan pada konstruksi. Penelitian ini bertujuan untuk mengidentifikasi karakteristik sifat fisik dan mekanik tanah ekspansif, menganalisis perubahan tekanan mengembang pada kondisi kering, basah, dan jenuh menggunakan Box Swelling Modifikasi, serta menganalisis hubungan kadar air dan tekanan mengembang melalui model regresi linier dan nonlinier. Penelitian dilakukan secara eksperimental di laboratorium menggunakan satu sampel tanah yang diuji secara berkelanjutan dengan pengujian sifat fisik, Standard Proctor, Box Swelling, dan oedometer sebagai pengujian pendukung.Hasil pengujian menunjukkan bahwa tanah memiliki nilai Liquid Limit (LL) sebesar 81,18%, Plastic Limit (PL) sebesar 30,54%, dan Plasticity Index (PI) sebesar 50,64%, sehingga berdasarkan klasifikasi USCS termasuk tanah lempung anorganik berplastisitas tinggi (CH) dengan potensi mengembang tinggi. Hasil pengujian Box Swelling menunjukkan bahwa tekanan mengembang meningkat seiring bertambahnya kadar air hingga mencapai nilai maksimum pada rentang kadar air 75–80%, kemudian menurun ketika tanah mendekati kondisi jenuh.Hasil analisis regresi menunjukkan bahwa linier dalam menggambarkan hubungan kedua variabel. Hasil penelitian ini menunjukkan bahwa kadar air merupakan faktor utama yang memengaruhi tekanan mengembang tanah ekspansif, sehingga model regresi yang diperoleh dapat digunakan sebagai dasar prediksi perilaku tekanan mengembang pada skala laboratorium.kadar air berpengaruh signifikan terhadap tekanan mengembang. Model regresi nonlinier memberikan tingkat kecocokan yang lebih baik dibandingkan regresi linier</mods:abstract><mods:classification authority="lcc">Prodi Teknik Sipil</mods:classification><mods:originInfo><mods:dateIssued encoding="iso8601">2026-07-29</mods:dateIssued></mods:originInfo><mods:originInfo><mods:publisher>Sains dan Teknik;Teknik Sipil</mods:publisher></mods:originInfo><mods:genre>Thesis</mods:genre></mets:xmlData></mets:mdWrap></mets:dmdSec><mets:amdSec ID="TMD_eprint_6402"><mets:rightsMD ID="rights_eprint_6402_mods"><mets:mdWrap MDTYPE="MODS"><mets:xmlData><mods:useAndReproduction>
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