Claim Missing Document
Check
Articles

Found 12 Documents
Search

Dampak Variasi Skim Coat dan Foam Agent 1/60 Terhadap Produksi Bata Ringan Okviyani, Nur; J, Rahmat; Ridhayani, Irma; Sainuddin, Sainuddin; Fauzi Mahmuda, Ali; Nurdin, Amalia
BANDAR: JOURNAL OF CIVIL ENGINEERING Vol 7 No 1 (2025): Bandar: Journal of Civil Engineering
Publisher : Universitas Sulawesi Barat

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31605/bjce.v7i1.4285

Abstract

Penelitian ini bertujuan untuk mengetahui pengaruh variasi SkimCoat dan foam agent 1/60 terhadap pembuatan bata ringan, pada penelitian kali ini dimana semen putih yang di gunakan di ganti dengan Scimcoat. Benda uji berupa kubus dengan ukuran 5 x 5 cm dengan 5 variasi dengan campuran foam agent 1/60 dimana foam agent 0%,25%,50%,75% dan 100% sama dengan jumlah semen, setiap variasi memiliki 18 sampel dengan volume kubus 0,13 cm3 dimana sekali pencampuran menggunakan 5 liter air dengan variasi campuran pasir sungai Mapilli, Menggunakan campuran air tawar dengan FA40 dimana pengganti semen adalah Scimcoat. Selanjutnya melakukan uji tekan umur 7,28,91 hari dengan masing-masing 3 sampel, dan electrical resisticity umur 28 dan 91 hari masing-masing 2 sampel. Hasil pengujian menunjukkan peningkatan nilai uji kuat tekan mencapai nilai optimum 22,21 Mpa dan masuk kategori rendah resiko terpapar korosi.
Numerical Investigation of Soft Ground Improvement beneath Road Embankments Using Prefabricated Vertical Drains: Insights from PLAXIS 2D Modeling Miftahulkhair, Muh; Ridhayani, Irma; Okviyani, Nur; Suryani, Herni; Dwi Fortuna, Ellyyni
BANDAR: JOURNAL OF CIVIL ENGINEERING Vol 7 No 2 (2025): Bandar: Journal of Civil Engineering
Publisher : Universitas Sulawesi Barat

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31605/bjce.v7i2.5738

Abstract

Abstract Soft clay deposits often cause excessive settlement and instability in road embankments. This study investigates ground improvement using prefabricated vertical drains under staged embankment loading through finite element modeling in PLAXIS 2D. The analysis examines consolidation rate, settlement, pore water pressure dissipation, and safety performance for square and triangular drain layouts with spacings of 1.25 m and 1.50 m. Results show that vertical drains accelerate consolidation, reducing the time to reach 90 percent settlement from 8.3 years to less than 3 years, while improving overall embankment stability. The triangular 1.25 m configuration produced the most uniform deformation and fastest consolidation response. The study confirms that optimized drain geometry significantly enhances soft ground performance and provides a practical numerical framework for design applications in tropical regions.