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PENGARUH PENGGUNAAN PECAHAN GENTENG DAN PENAMBAHAN FLY ASH TERHADAP KUAT TEKAN SEGMEN KOLOM MODULAR DAN BEBAN AKSIAL KOMPONEN KOLOM SEBAGAI SUPLEMEN BAHAN AJAR MATA KULIAH TEKNOLOGI BETON P, Handri Setia; Habsya, Chundakus; Adi S, Taufiq Lilo
Indonesian Journal Of Civil Engineering Education Vol 3, No 2 (2017): Indonesian Journal of Civil Engineering Education
Publisher : Universitas Sebelas Maret

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (1096.081 KB) | DOI: 10.20961/ijcee.v1i2.18230

Abstract

Abstrak: Penelitian ini bertujuan untuk mengetahui: (1) pengaruh penggunaanpecahan genteng dan penambahan fly ash terhadap kuat tekan segmen kolom modular,(2) pengaruh penggunaan pecahan genteng dan penambahan fly ash terhadap bebanaksial komponen kolom, (3) mengetahui persentase optimal penggunaan pecahangenteng dan penambahan fly ash yang menghasilkan kuat tekan maksimal segmenkolom modular, (4) mengetahui persentase optimal penggunaan pecahan genteng danpenambahan fly ash yang menghasilkan beban aksial maksimal komponen kolom.Metode yang digunakan dalam penelitian ini adalah metode kuantitatif denganpenelitian eksperimental yang dilakukan di laboratorium. Sampel yang digunakansegmen kolom berbentuk kubus dengan ukuran 150 mm x 150 mm x 150 mm denganlubang pada tengah berukuran 80 mm x 80 mm x150 mm sebanyak 36 buah untukpengujian kuat tekan segmen kolom modular. Dan sampel uji beban aksial komponenkolom dengan ukuran 150 mm x 150 mm x 600 mm sebanyak 36 buah untuk pengujianbeban aksial komponen kolom. Jumlah seluruh benda uji 72 buah. Persentasepenggunaan pecahan genteng 0%,20%, 40%, dan 60% terhadap berat pasir. Sedangkanpersentase penambahan fly ash terhadap berat agregat halus 0%, 15% dan 30%.Pengujian kuat tekan segmen kolom modular dan beban aksial komponen kolomdilakukan saat umur beton 28 hari.Hasil penelitian sebagai berikut, (1) Penggunaan pecahan genteng berpengaruhnegatif terhadap kuat tekan segmen kolom modular dan penggunaan fly ashberpengaruh positif terhadap kuat tekan segmen kolom modular, (2) Penggunaanpecahan genteng berpengaruh negatif terhadap beban aksial komponen kolom danpenggunaan fly ash bersifat positif terhadap beban aksial komponen kolom. (3) Nilaioptimal kuat tekan segmen kolom adalah 13,95 MPa pada persentase 20% penggunaanpecahan genteng dan 30% penambahan fly ash. (4) Nilai optimal beban aksialkomponen kolom adalah 133,33 KN pada persentase 20% penggunaan pecahan gentengdan 30% penambahan fly ash.Kata kunci: segmen kolom modular, kuat tekan segmen kolom, beban aksialkomponen kolom, pecahan genteng, fly ash
WATER CONSERVATION MOCK-UP AS LEARNING MEDIA PROSPECTIVE STUDENTS FOR TEACHERS OF ENGINEERING BUILDING FOR ENVIRONMENTAL EDUCATION FACILITIES Nur Cahyo Susilo; Taufiq Lilo Adi S; Anis Rahmawati
Indonesian Journal Of Civil Engineering Education Vol 3, No 2 (2017): Indonesian Journal of Civil Engineering Education
Publisher : Universitas Sebelas Maret

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (193.124 KB) | DOI: 10.20961/ijcee.v1i2.18236

Abstract

Public awareness of the environmental conditions should be improved. This must bedone, given the increasingly damaged environmental conditions caused by human activitiesitself, to cause global warming and climate change that is exacerbating the situation.Environmental education needs to be instilled early on to learners, in order to create the nextgeneration who care about the environment. Therefore, students of construction engineeringprofessors must also have knowledge of the environment, closely related to the developmentof environmental aspects. The outcomes of this research are the conservation of water ingreen house, booklet, and lesson plan.This research includes descriptive research using research and development (R & D)level 1 method proposed by Sugiyono. The development model used is a descriptiveprocedural development model by following the research steps to produce a product. Thesteps of development in this research include: (1) preliminary study stage and design whichincludes three activities namely; (a) potentials and problems, (b) study of literature andinformation collection, and (c) product design; (2) development stage that includes maketmaking and design validation activities, (3) evaluation phase that is covering activityimprovement of product which developed to become a decent design. Sources of data in thisstudy are academic observers of green building, practitioners GBCI, environmental experts,learning experts, and media experts. Data obtained from the results of the study wereanalyzed quantitatively and qualitatively. The results of questionnaires from learning expertsand media experts were analyzed quantitatively, while interviews, documentation, andobservations to green building observers, GBCI practitioners, and environmental expertswere analyzed qualitatively.Based on the results of the study, obtained the validation results of expert learning, itcan be concluded that from the aspect of RPP, get a value of 91.67%. The study expertevaluates the RPP with very decent category. Then the results of validation of media experts,it can be concluded that from the aspect of learning media, get the value of 79%. The learningexpert assesses the learning medium with very decent category. The resulting product is amodel of water conservation in environmentally friendly house, booklet booklet, and learningimplementation plan (RPP) as guidance of media usage in learning. Based on the analysis ofdata and discussion can be concluded that the product is very feasible to be used as a mediumof learning for prospective students of building engineering teachers for environmentaleducation.Keyword: conservation, water conservation, media, learning media