Nur Ali
Fakultas Teknik Sipil Universitas Kristen Indonesia Paulus

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Pemanfaatan Batu Sungai Sa’dan Toraja Utara Sebagai Campuran Stone Matrix Asphalt Halus Riki Adi Jansen; Nur Ali; Rais Rachman
Paulus Civil Engineering Journal Vol 2 No 4 (2020): Volume.2 No.4, Desember 2020
Publisher : Program Studi Teknik Sipil UKI Paulus-Makassar

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (537.502 KB) | DOI: 10.52722/pcej.v2i4.195

Abstract

The Sa'dan River in Pangli, Sesean District, is one of the rivers in North Toraja Regency which has a source of stone which can be used as road pavement material. However, the material has never been tested labotarium as one of the requirements to be used as a material for pavement especially the mixture of Stone Matrix Asphalt (SMA). The purpose of this study was to determine the use of the Sa'dan river stone as a mixture of Fine Asphalt Stone Matrix using variations of asphalt content of 6.00%, 6.25%, 6.50%, 6.75% and 7.00%. The specifications used are the Specifications of Bina Marga 2018 Division 6 Revis1 1. Based on the results of testing stones from the Sa'dan river, Pangli sub-district, Sesean District, North Toraja Regency, it can be used as a material for a fine mixture of Stone Matrix Asphalt (SMA). The asphalt content that can be used in this mixing, can use asphalt levels between 6% to 7% but to get a more water-resistant mixture can use an asphalt content of 7%. The results of the Marshall immersion test using 7% asphalt content was 96.30%, this indicates that the mixture will withstand immersion for 24 hours.
Pengaruh Styrofoam sebagai Bahan Tambah dalam Campuran Laston Lapis Antara Richard Marcelenus Pasapan; Nur Ali; Rais Rachman
Paulus Civil Engineering Journal Vol 3 No 4 (2021): Volume 3 No.4 Desember 2021
Publisher : Program Studi Teknik Sipil UKI Paulus-Makassar

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (482.482 KB) | DOI: 10.52722/pcej.v3i4.345

Abstract

This research is intended to test the use of Styrofoam as an additive in the mixture of Laston Lapis Antara.The methodology used is the design of the Intermediate Laston mixture design and the Marshall immersion test for the characteristics of the mixture. The results of the research through the conventional Marshall test, obtained a mixture of Laston Lapis Antara with Styrofoam content, namely 0%, 1%, 2%, 3%, 4% with an asphalt content of 5.0% meeting the requirements of the 2018 Highways standard. The results of testing the characteristics of the Conventional Marshall Mix of Laston Layer Between with added Styrofoam ingredients are that if the Styrofoam content increases, the VIM, Flow and VMA values decrease at each Styrofoam level, while the Stability and VFB values increase. The effect of adding Styrofoam can improve the performance of the Laston Lapis Antara mixture, where the stability value increases and the meltdown decreases.