Abstract

The porous asphalt mixture is a new generation of flexible pavement that is able to pass water in the upper layer (wearing course) both vertically and horizontally. The porous asphalt layer effectively provides more safety, especially when it rains to avoid aquaplaning which causes roughness of the surface to be more rough. Therefore, at this time there are many studies on the use of alternative materials to replace the limited natural materials with materials that can be utilized. The results showed that porous asphalt mixture with used tire crumb as a fine aggregate mixture had an increase in flow value of 6.32% with a decrease in stability value by 27.52% and a decrease Marshall Quotient value at 31.82%. The testing of roughness is increased by 17.71% and Mu-Meter 24.14%. This research is effective in overcoming environmental problems which include processing tire waste of 3.03 tons for 1 km of road pavement construction work.

Highlights

  • Pertumbuhan ekonomi yang semakin pesat serta bonus demografi berdampak pada mobilitas manusia dan barang

  • The porous asphalt mixture is a new generation of flexible pavement that is able to pass water in the upper layer both vertically and horizontally

  • The results showed that porous asphalt mixture with used tire crumb as a fine aggregate mixture had an increase in flow value of 6.32% with a decrease in stability value by 27.52% and a decrease Marshall Quotient value at 31.82%

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Summary

Kadar Serbuk Ban Bekas

Dari hasil uji densitas diketahui bahwa densitas pada benda uji campuran aspal porous normal adalah sebesar 2.15 gr/cm dan densitas benda uji campuran aspal porous dengan serbuk ban bekas 4%, 6%, 8% berturut – turut adalah 2.20 gr/cm3, 2.19 gr/cm3, 2.18 gr/cm. Porousitas Hasil porousitas dari masing – masing variasi benda uji dapat dilihat Tabel 3 dan perbandingan porousitas antara benda uji campuran aspal porous dengan serbuk ban bekas dan benda uji campuran aspal porous normal dapat dilihat pada Gambar 3 berikut: Gambar 2. Berdasarkan hasil uji stabilitas didapatkan bahwa benda uji dengan campuran serbuk ban bekas 6% dan benda uji campuran aspal porous normal yang memenuhi syarat dari campuran laston (AC) lapis aus dan lapis antara menurut Spesifikasi Umum Bina Marga 2018 untuk Pekerjaan Konstruksi Jalan dan Jembatan yaitu nilai minimal stabilitas adalah 800 kg. Marshall Quotient Hasil Marshall Quotient dari masing – masing variasi benda uji dapat dilihat Tabel 6 dan perbandingan Marshall Quotient antara benda uji campuran aspal porous dengan serbuk ban bekas dan benda uji campuran aspal porous normal dapat dilihat pada Gambar 6.

Benda Pendulum
Findings
Ukuran Crumb Rubber Mesh
Full Text
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