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Effect of UPVC Waste Additive on Water-Immersion Durability of AC-WC Asphalt Mixtures Ifan Adi Saputra; Anwar Efendy; Adryan Fitrayudha; Nurul Hidayati
JOURNAL OF CIVIL ENGINEERING BUILDING AND TRANSPORTATION Vol. 10 No. 2 (2026): JCEBT SEPTEMBER
Publisher : Universitas Medan Area

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31289/jcebt.v10i2.17856

Abstract

Water-induced deterioration remains one of the major causes of premature failure in Asphalt Concrete–Wearing Course (AC-WC) pavements, reducing pavement service life and increasing maintenance costs. This study investigates the effect of incorporating Unplasticized Polyvinyl Chloride (UPVC) waste as an additive on the durability of AC-WC mixtures subjected to different water immersion durations. Marshall testing was conducted following the 2018 Bina Marga General Specifications (Revision 2) using specimens immersed for 0.5, 1, 2, 4, 24, and 48 hours. The evaluated parameters included Marshall stability, flow, Marshall Quotient (MQ), Void in Mix (VIM), Void in Mineral Aggregate (VMA), Void Filled with Bitumen (VFB), and retained durability. The results indicate that the mixture containing 6% UPVC maintained satisfactory performance after prolonged immersion. Marshall stability remained above the minimum specification, decreasing from its optimum value to 1249 kg after 48 hours, while durability remained at 114.9%, exceeding the required 90%. However, the flow value gradually increased to 4.67 mm, indicating reduced resistance to permanent deformation under extended immersion. These findings demonstrate that incorporating 6% UPVC enhances the moisture resistance of AC-WC mixtures while supporting the sustainable utilization of plastic waste in pavement engineering.
Desain Struktur Gedung Poltekes Mataram dengan Menggunakan Kolom Pipih Indrawan Indrawan; Hariyadi Hariyadi; Adryan Fitrayudha
Ocean Engineering : Jurnal Ilmu Teknik dan Teknologi Maritim Vol. 5 No. 3 (2026): Ocean Engineering : Jurnal Ilmu Teknik dan Teknologi Maritim
Publisher : Fakultas Teknik Universitas Maritim AMNI Semarang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.58192/ocean.v5i3.5381

Abstract

The development of multi-story buildings requires structural systems capable of providing adequate strength, stiffness, stability, and spatial efficiency. One alternative is the use of flat columns as a substitute for conventional columns. This study aims to analyze the effect of flat columns on the structural performance of the Poltekkes Mataram Building through a structural redesign approach. The research employed a quantitative method using ETABS software to model and analyze two structural models: the existing structure with conventional columns and the redesigned structure with flat columns. Both models were designed with identical geometry, material properties, structural dimensions, and loading conditions. The evaluated parameters included axial force, column bending moment, beam internal forces, seismic base shear, and interstory drift. The results indicate that the use of flat columns increases the axial load capacity of columns, reduces column bending moments, and alters the distribution of internal forces in beams. In addition, the redesigned structure exhibits lower effective seismic weight and seismic base shear than the existing structure. The interstory drift values of both models satisfy the allowable limits, while the redesigned structure demonstrates smaller drift values. These findings indicate that flat columns can serve as a feasible alternative for improving structural efficiency while maintaining structural performance and safety against gravity and seismic loads.
Analisis Daya Dukung Fondasi Foot Plate Menggunakan Metode Meyerhof dan Terzaghi Studi Kasus RSJ Mutiara Sukma Sukma Dewi Rahmawati; Hariyadi Hariyadi; Hafiz Hamdani; Adriyan Fitrayudha
Jurnal Talenta Sipil Vol 9, No 2 (2026): Agustus
Publisher : Universitas Batanghari Jambi

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33087/talentasipil.v9i2.1522

Abstract

A foundation is a structural element that transfers building loads to the soil layer, thereby ensuring the stability of the construction. The foot plate foundation is a type of shallow foundation commonly used for low- to medium-rise buildings. This study aims to analyze the bearing capacity of foot plate foundations using the Terzaghi and Meyerhof methods and to compare the calculation results from both methods within the context of the construction of the Drug Rehabilitation Building at Mutiara Sukma Psychiatric Hospital, Mataram City. The study employs a quantitative method with a comparative analysis approach. The data utilized consists of secondary data from Cone Penetration Tests (CPT/sondir) and foundation design drawings. The Meyerhof and Terzaghi methods yielded different bearing capacity values at each testing point; these differences are attributable to the specific equations, soil parameters, and correction factors employed. This study could not determine the most representative method, as no validation was performed using load tests or actual settlement data. Regarding the allowable bearing capacity of the shallow foundations, the values were obtained using the Terzaghi method: 20095,12 kN at point 1 (compared to 11641,73 kN via Meyerhof). At point S2, the values were 3,699.94 kN (Terzaghi) and 2,206.28 kN (Meyerhof); at point S3, they were 9,208.03 kN (Terzaghi) and 11,949.39 kN (Meyerhof); and finally, at point S4, the values were 8,395.88 kN (Terzaghi) and 5,051.14 kN (Meyerhof).
Analisis Durabilitas Beton dengan Campuran Limbah Kaca terhadap Serangan Sulfat Siti Mustika Sari; Hariyadi Hariyadi; Maya Saridewi Pascanawaty; Adryan Fitrayudha
Jurnal Talenta Sipil Vol 9, No 2 (2026): Agustus
Publisher : Universitas Batanghari Jambi

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33087/talentasipil.v9i2.1485

Abstract

The continuously increasing use of natural aggregates in concrete production drives the utilization of more environmentally friendly alternative materials, such as waste glass as a partial replacement for fine aggregates. This study aims to analyze the effect of using waste glass on concrete slump and compressive strength, and to compare concrete performance under normal water immersion and sulfuric acid solution immersion. An experimental approach was employed using waste glass variations of 0%, 10%, 20%, and 30% by weight of fine aggregates. Cylindrical specimens (10 cm in diameter and 20 cm in height) were immersed for 21 days in either normal water or a sulfuric acid solution (pH 4), followed by slump and compressive strength testing. The results showed slump values of 6 cm, 5 cm, 7.5 cm, and 7 cm for normal concrete and the 10%, 20%, and 30% waste glass variations, respectively. The highest compressive strength was achieved with the 10% waste glass variation: 27.76 MPa for normal water immersion and 24.27 MPa for sulfuric acid solution immersion. These values represent increases of 62.6% and 29.9%, respectively, compared to normal concrete. Compressive strength tended to decrease with 20% and 30% waste glass content, although the values remained higher than those of normal concrete. Thus, the 10% waste glass variation is the optimum choice for partially replacing fine aggregates, as it yielded the highest compressive strength under both immersion conditions.
Transformasi Simpang Tak Bersinyal Menjadi Simpang Bersinyal Untuk Optimalisasi Kinerja Lalu Lintas pada Simpang UMMAT Nurul Jumiati; Anwar Efendy; Swahip Swahip; Adryan Fitrayudha
Jurnal Talenta Sipil Vol 9, No 2 (2026): Agustus
Publisher : Universitas Batanghari Jambi

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33087/talentasipil.v9i2.1513

Abstract

The continuous increase in population and the number of vehicles in Mataram City, along with the growing traffic volume, has become one of the major transportation issues experienced in many regions of Indonesia. One such case occurs at the UMMAT four-legged intersection in Mataram City. This intersection experiences high traffic activity due to its location within an area dominated by educational institutions, commercial activities, and government offices, resulting in the potential for traffic delays, vehicle queues, and traffic conflicts. This study aims to evaluate the changes in intersection into a signalized intersection based on the Indonesian road capacity guidelines (PKJI) 2023. The study employed a quantitative method through geometric and traffic volume surveys, followed by an analysis of intersection performance parameters, including capacity, degree of saturation, delay, and queue length. The analysis results indicate that, under the existing unsignalized condition, the intersection capacity was 3,524 pcu/h, with a degree of saturation of 0.83 and an average delay of 13.96 s/pcu. After the implementation of the traffic signal (APILL) with an optimal cycle time of 66 second, the degree of saturation at each approach decreased to 0.67. These findings indicate that the implementation of Traffic Signal Device (APILL) was able to reduce the degree of saturation, although vehicle delay increased due to signal phase-based traffic control. Therefore, the implementation of Traffic Signal Device (APILL) effectively reduced traffic saturation at the intersection.
Evaluation of Road Pavement Conditions Using The Surface Distress Index (SDI) as A Basis for Determining Maintenance Priorities (Case Study: Guru Bangkol Road, Mataram City) Abdi Nugroho; Adryan Fitrayudha; Anwar Efendy
Interdisciplinary Social Studies Vol. 5 No. 4 (2026): Interdisciplinary Social Studies
Publisher : International Journal Labs

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.55324/iss.v5i4.1172

Abstract

The condition of road pavement that continues to experience degradation due to traffic loads and environmental factors requires regular evaluation to determine appropriate maintenance priorities. This study aims to evaluate the pavement condition of Jalan Guru Bangkol, Mataram City, using the Surface Distress Index (SDI) method as a basis for determining road maintenance priorities. The study used a descriptive quantitative approach through a visual survey of the road surface condition. The 1.25 km road section was divided into 13 observation segments with 100-meter intervals. Primary data were obtained through direct observation of the parameters of crack area, crack width, number of potholes, and wheel groove depth (rutting), then analyzed based on the SDI guidelines of the Directorate General of Highways. The results showed that of the 13 observed segments, 10 segments (76.92%) were in good condition, 1 segment (7.69%) was in moderate condition, and 2 segments (15.39%) were in a condition of slight damage, while no segments were found with severe damage. Based on the SDI value classification, most road sections are recommended for routine maintenance, while one segment requires periodic maintenance and two segments require road rehabilitation. The research results show that the SDI method is able to provide a systematic evaluation of pavement conditions and supports the determination of more objective and effective maintenance priorities as a basis for decision making in urban road infrastructure management.
Co-Authors Abda Abda Abdi Nugroho Adiman Fariyadin Ahmad Zarkasi Ahmad Zarkasi Ahmad Zarkasi Ahnaf Saputra Akhsae, I Gede Anaga Amaelisa, Viara Amelia, Dinda Risky Anwar Efendy Anwar Efendy Ari R Hidayat Aroby, Sudhan Aulia Muttaqin Aulia Muttaqin Aulia Muttaqin Baehaqi Bandu, Andi Rachman Buan Anshari Chairil Anhar Cholid Zulfikan, Aan Dodik Kusumawanto Ekasapta, Febrian Elsa Juniastasya Erni Yustissiani Fariyadin, M. Ruslin Anwar, Indradi Wijatmiko, Adiman Feri Irawan Hadi Rasikhun Hady Rasikhun Haerul Bahri Hafiz Hamdani Hafiz Hamdani Hafiz, Syaepudin Haidir Azim Hamdani, Hafiz Hariyadi Hariyadi Hariyadi Haryadi Hariyadi, Hariyadi Haryadi - Heni Pujiastuti Ifan Adi Saputra Indrawan Indrawan Intan Novianti Isfanari Isfanari Isfanari Isfanari Isfanari Isfanari Jauhar Fajrin Joni Safaat Adiansyah Khalis Ilmi, Muhammad M Khalis Ilmi M. Heru Maolida Uci Handayani Marsa D.P, Khendy Maya Saridewi Pascanawati Maya Saridewi Pascanawaty Maya Saridewi Pascanawaty, Maya Saridewi Mega Fatimah Rosana Muhammad Basir Muhammad Deni Kurniawan Muhammad Khalis Ilmi Novianti, Intan Nurul Hidayati Nurul Hidayati Nurul Hidayati Nurul Jumiati Pratama, Khendy Marsha Duta Radiman Radiman Rajabi Mubarak Ramadhan Hidayat, Ari Restu Anggara Ridho, Syarifunnaji Ringgi Puteri Samengasbumi RR. Ella Evrita Hestiandari Rukandani, Baiq Aisya Astika Safitri, Nura Santika, Yuliana Sasmito Sasmito Sasmito, Sasmito Siti Mustika Sari Sofyan Dayudinata Sukma Dewi Rahmawati Sukuryadi Suryawan, Aldi Swahip Swahip Swahip, Swahip Syaiful Alam Syarif Hidayatulloh Syarifunnaji Ridho Titik Wahyuningsih Toyyib, Mukhtar Ubaidillah, Aji Syailendra Wahyudi, Mudji Wijanarko, Riza winarti, dwi