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Kinerja Campuran Stone Matrix Asphalt (SMA) Menggunakan Aspal Modifikasi Asbuton Murni Lawele Qubro, Khodijah Al; Fauzi, Marguan; Nisumanti, Sartika; Febryandi, Febryandi; Hendarto, Sri
Jurnal Talenta Sipil Vol 8, No 2 (2025): Agustus
Publisher : Universitas Batanghari Jambi

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33087/talentasipil.v8i2.1014

Abstract

Indonesia’s dependency on imported petroleum asphalt for road infrastructure development presents a sustainability challenge. Utilizing local resources such as Lawele natural asphalt (Asbuton) offers a strategic alternative to reduce this reliance. This study aims to evaluate the performance of Stone Matrix Asphalt (SMA) mixtures using pure Lawele-modified asphalt (PMA 2%) and compare it with mixtures made with unmodified Pen 60/70 asphalt and polymer-modified asphalt Starbit E-55. The research was conducted through a laboratory experimental approach using standard testing methods (AASHTO and SNI). The SMA mixtures were tested for Marshall Stability, draindown, Indirect Tensile Strength Ratio (ITSR), and Cantabro loss. Results showed that the Starbit E-55 mixture achieved the highest stability (707 kg), followed by PMA 2% (678 kg), and Pen 60/70 (638 kg). Both PMA 2% and Starbit E-55 mixtures exhibited 0% draindown, superior to the 0.022% of Pen 60/70. The PMA 2% mixture achieved an ITSR value of 82.55% and the lowest Cantabro loss at 1.97%, indicating excellent resistance to stripping and abrasion. In conclusion, the use of PMA 2% provides comparable or even superior structural and functional performance to synthetic polymer-modified asphalt and presents a more environmentally friendly binder alternative.
Evaluasi Sistem Lalu Lintas Satu Arah pada Ruas Jalan Srijaya Negara Nisumanti, Sartika; Putri, Yuliantini Eka; Desromi, Ferry; Qubro4, Khodijah Al; Fitri, Nofriandi; Asmara, A; Almufathir, RP
Jurnal Talenta Sipil Vol 8, No 2 (2025): Agustus
Publisher : Universitas Batanghari Jambi

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33087/talentasipil.v8i2.1002

Abstract

The growth in the number of vehicles in the city of Palembang is not proportional to the available road capacity, leading to traffic congestion, especially in educational areas and activity centers such as the Srijaya Negara-Padang Selasa road segment. The Palembang city government has implemented a one-way system as one of its solutions to alleviate the congestion. This study aims to analyze traffic conditions before and after the implementation of a one-way system and to evaluate the effectiveness of the policy. The research was conducted on the Srijaya Negara-Padang Selasa road segment overal seven days using a traffic survey approach, vehicle volume analysis, side friction analysis, road capacity, and degree of saturation based on the Indonesian Road Capacity Guildelines (PKJI) 2023. The rusults show that the highest traffic volume occurs during peak hours, especially in segments close to the campus area. The highest side friction was recorder in segment III at 230 SF/hour. The average degree of saturation (DS) is less than 0,47, with the level of service in classes B and C, indicating that the traffic flow is relatively stable despite the speed restrictions. The implementation of a one-way system has proven capable of improving traffic flow and accesibility. As many as 80% of respondents support this policy because it has a positive impact on mobility and increases the turnover of business operators. Thus, the one-way system is worthy of continued implementation wit improvement in controlling side obstacles and enforcing traffic regulations.
Pemodelan Kapasitas Sungai Air Bayas di Kecamatan Kemuning Kota Palembang dengan Pendekatan HEC-RAS Ridhuan, Ridhuan; Nisumanti, Sartika; Baniva, Ratih
Jurnal Talenta Sipil Vol 8, No 2 (2025): Agustus
Publisher : Universitas Batanghari Jambi

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33087/talentasipil.v8i2.888

Abstract

Palembang is a city that often experiences flooding which is detrimental to the community.. Flooding can occur for various reasons, including drainage systems that often do not function properly, a lack of water absorption areas in large cities, and rivers that can no longer accommodate the volume of water during heavy rain. One of the rivers in the city of Palembang, namely the Bendung River, is located in the Kemuning District. The problem with this river is that it has many tributaries contributing to its main flow. The purpose of this research is to analyze hydrology, with rainfall data analyzed using normal distribution, log-normal, log-Pearson III, and Gumbel methods. The results of the research conducted on the Air Bayas River showed the flood discharge values for different return periods: 2-year return period: 9.317 m³/s, 5-year return period: 10.552 m³/s, 10-year return period: 11.364 m³/s, 25-year return period: 12.386 m³/s, 50-year return period: 13.147 m³/s, 100-year return period: 13.910 m³/s. The ideal dimensions of the channel with a depth of 2.35 m and a planned width of 6 m are necessary to accommodate the flood discharge without overflowing.
Evaluasi Kapasitas Daya Tampung Kolam Retensi Kecamatan Kemuning Kota Palembang Provinsi Sumatera Selatan Nisumanti, Sartika; Baniva, Ratih; Indah, Fellya Siska
Journal of Applied Civil Engineering and Infrastructure Technology Vol 7 No 1 (2026): Agustus 2026 (Articles in Press)
Publisher : Indonesian Society of Applied Science

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.52158/jaceit.v7i1.1027

Abstract

One of the largest cities, because it is the center of social and economic activities, is Palembang City. The area of ​​Palembang City is around 400.61 km², consisting of 16 sub-districts and 107 villages. In this area, heavy rain has occurred which has caused flooding in this area, especially on Jalan Pipa Raja, Palembang City. One of the causes of flooding in Palembang is due to low land conditions and high tides of the Musi River. In the role of flood control, the lack of public awareness in maintaining the drainage system also worsens waterlogging. Flood control requires extensive and specific engineering knowledge. The structural method used in this study is the retention pond method. The retention pond on Jalan Pipa Jaya in Kemuning District has a capacity of around 328.8 m3/hour. Data for this study were obtained from literature studies, primary data, and secondary data. The results of the study that have been carried out indicate that in modeling using HEC-HMS, it is known that the Pipa Jaya retention pond can accommodate a peak inlet discharge of 161.3 m3/s, with a decrease to 29.7 m3/s.
Studi Karakteristik Kuat Tekan Beton Geopolimer Berbahan Dasar Abu Sekam Padi Meiliana, Rani Adinda; Nisumanti, Sartika; Nisumanti, Febryandi
Journal of Applied Civil Engineering and Infrastructure Technology Vol 7 No 1 (2026): Agustus 2026 (Articles in Press)
Publisher : Indonesian Society of Applied Science

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.52158/jaceit.v7i1.1034

Abstract

Geopolymer concrete is an environmentally friendly alternative to conventional concrete because it has the potential to reduce carbon emissions. Rice husk ash, an agricultural waste, serves as a source of silica and alumina in the geopolymerization process. This study aims to determine the compressive strength value of geopolymer concrete in each variation and the use of alkali activator ratios between Na2SiO3 and NaOH with ratios of 1:2, 2:2, and 3:2. In the study of the compressive strength characteristics of engineering concrete, the experimental method was used. Based on the study of the compressive strength characteristics of geopolymer concrete made from rice husk ash, normal concrete at the age of 28 days has a compressive strength of 368 kg/cm2, while in the 1st geopolymer concrete at the age of 28 days, a compressive strength of 349 kg/cm2 is obtained. This shows that the compressive strength of the 1st geopolymer concrete has decreased by 5% from normal concrete, in the 2nd geopolymer concrete at the age of 28 days, a compressive strength value of 475 kg/cm2 was obtained, which means that the compressive strength of the 2nd geopolymer concrete has increased by 29% from the compressive strength of normal concrete. This study identified the optimal compressive strength of geopolymer concrete, specifically noting that the second geopolymer concrete reached a value of 475 kg/cm².
Analisis Kerusakan Jalan Pada Ruas jalan Nasional Kertosono Nganjuk Jawa Timur (Studi Kasus Km. 107+000-115+000) daiyan, Muhammad Daiyan Saputra; Nisumanti, Sartika; Amalia, Ghina
Jurnal Tekno Global Vol. 14 No. 01
Publisher : UNIVERSITAS INDO GLOBAL MANDIRI

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36982/jtg.v14i01.5195

Abstract

ABSTRACT Highways are transportation infrastructure that is very important in supporting land transportation as a link between regions. Apart from that, road infrastruc ture is also the lifeblood of economic, political, socio-cultural and national security defense. This research aims to determine the types of damage and differences in the percentage assessment of road damage between the Surface Distress Index method and the International Roughness Index method on the Nganjuk -kertosono National Road section KM.107+000 – 115+000. Based on the analysis and discussion of the types of damage that occurred on the Kertosono-Nganjuk KM 107+000-115+000 National Road, namely cracked crocodile skin, loose grains, longitudinal cracks, expansion, collapse, patches, block cracks, holes and grooves. The difference in the assessment of road damage conditions obtained using the Surface Distress Index method in good condition has a percentage of 0%, moderate condition is 43.75%, slightly damaged condition is 31.25% and heavily damaged condition is 25.00%, whereas International Roughness Index method with road conditions in the good category at 31.25% and road condition s in the moderate category at 68.75%. Road conditions using the SDI method are heavily damaged so reconstruction needs to be carried out and road conditions using the IRI method are moderate so routine/periodic maintenance needs to be carried out.  Keywords :. Surface Distress Index, International Roughness Index and Type of Road Damage   ABSTRAK Jalan raya merupakan infrastruktur transportasi yang sangat vital untuk mendukung mobilitas darat dan menghubungkan berbagai daerah. Selain itu, infrastruktur jalan juga berfungsi sebagai tulang punggung kehidupan ekonomi, politik, sosial budaya, dan pertahanan keamanan negara. Penelitian ini bertujuan untuk menganalisis jenis-jenis kerusakan serta perbandingan persentase kerusakan jalan antara metode Surface Distress Index dan International Roughness Index) pada ruas Jalan Nasional Nganjuk-Kertosono KM 107+000 – 115+000. Berdasarkan hasil analisis, jenis-jenis kerusakan yang terjadi pada ruas jalan ini antara lain retak kulit buaya, butiran lepas, retak memanjang, mengembang, amblas, tambalan, retak blok, lubang, dan alur. Perbedaan penilaian kondisi kerusakan jalan dengan metode Surface Distress Index  diperolehd yang termasuk dalam kategori baik tidak ada (0%), sedangkan 43,75% dalam kategori sedang, kategori rusak ringan sebesar 31,25%, dan 25,00% dalam kategori rusak berat. Sementara berdasarkan metode International Roughness Index, nilai kondisi jalan dengan kategori baik mencapai 31,25%, dan kondisi jalan dalam kategori sedang mencapai 68,75%. Berdasarkan hasil penilaian kedua metode, yang menunjukkan kondisi jalan mengalami kerusakan berat yang membutuhkan penanganan rekonstruksi adalah metode SDI, sementara penilaian dengan metode IRI menunjukkan kondisi jalan dalam kategori sedang yang memerlukan pemeliharaan rutin atau berkala.  Kata Kunci : Surface Distress Index, International Roughness Index dan Jenis kerusakan jalan
Analisa Kapasitas Ruang Parkir Palembang Icon Mall dengan Menggunakan Metode Satuan Ruang Parkir (SRP) Safiudin, Safiudin; Nisumanti, Sartika; Al Qubro, Khodijah
Jurnal Tekno Global Vol. 14 No. 01
Publisher : UNIVERSITAS INDO GLOBAL MANDIRI

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36982/jtg.v14i01.5196

Abstract

ABSTRACT  The presence of Palembang Icon Mall in the city centre could potentially add to the traffic jams in Palembang. This congestion occurs predominantly on holidays. The availability of parking space will be problematic when the demand is greater than the capacity of available parking space. To solve the problem, it is necessary to identify the availability of parking by analyzing the characteristics and levels of parking services in the Mall, characteristics that are analyzed such as parking volume, parking duration, parking accumulation, park index, parking turn over, and SRP. The research uses a quantitative approach with the collection of primary and secondary data by means of direct survey to the field. Based on the results of the research, it can be concluded, motorcycle and car parking in Palembang Icon Mall is a parking outside the street (off street parking), motorcycles and cars parking in Palembang Icon Mall is the parking position 900 with the island parking pattern, parking space in the Palembang Icon Mall is a private owned parking. The results of the calculation of the SRP with the approach of Formula Z, the car SRP required is 570 SRP, parking space available is 618 SRP, motorcycle SRP needed is 485 SRP and parking space is 700 SRP. From the results of such research, the parking space for motorcycles and cars is sufficient and meets the needs of parking in Palembang Icon Mall. Keywords: Parking accumulation, Parking index, Turn Over Parking    ABSTRAK  Keberadaan Palembang Icon Mall di pusat kota berpotensi menambah kemacetan di kota Palembang. Kemacetan ini terutama pada hari libur. Ketersediaan ruang parkir akan menjadi bermasalah ketika permintaan lebih besardari kapasitas ruang parkir yang tersedia. Untuk mengatasi masalah tersebut perlu dilakukan identifikasi ketersediaan parkir dengan menganalisis karakteristik dan tingkat pelayanan parkir di Mall tersebut, karakteristik yang dianalisis seperti volume parkir, durasi parkir, akumulasi parkir, indeks parkir, turn over parkir, dan SRP. Penelitian ini menggunakan pendekatan kuantitatif dengan pengambilan data primer dan sekunder dengan cara survei langsung ke lapangan. Berdasarkan hasil penelitian, dapat disimpulkan, parkir sepeda motor dan mobil di Palembang Icon Mall merupakan parkir di luar badan jalan (off street parking), parkir sepeda motor dan Mobil di Palembang Icon Mall merupakan posisi parkir 900 dengan pola parkir pulau, parkir sepeda motor di Palembang Icon Mall merupakan parkir yang dimiliki dan dikelola oleh swasta. hasil perhitungan SRP dengan pendekatan Rumus Z, SRP mobil yang dibutuhkan yaitu sebesar 570 SRP, ruang parkir tersedia sebesar 618 SRP, SRP sepeda motor yang dibutuhkan yaitu sebesar 485 SRP, ruang parkir tersedia sebesar 700 SRP, dari hasil penelitian tersebut maka ruang parkir sepeda motor dan mobil cukup memadai dan memenuhi kebutuhan parkir di Palembang Icon Mall. Kata Kunci: Akumulasi Parkir, Indeks Parkir, Turn Over Parkir
Studi Kelayakan Jalan Lingkar Pangkal Pinang – Batu Bariga Sadai Indra, Indra Jaya Putra; Nisumanti, Sartika; Baniva, Ratih
Jurnal Tekno Global Vol. 14 No. 01
Publisher : UNIVERSITAS INDO GLOBAL MANDIRI

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36982/jtg.v14i01.5218

Abstract

ABSTRACT The construction of proper road infrastructure is very important to support the economic growth of an area. The spatial planning set by the Provincial Government of the Bangka Belitung Islands plans the construction of the Pangkalpinang – Batu Beriga – Sadai Ring Road. The availability of an adequate road network is expected to help open up the isolation of border areas, thereby improving accessibility and increasing the mobility of the population. This road segment is an important access route for the island region to the Toboali harbor and tourist attractions such as Tanjung Berikat beach and Toboali harbor. The purpose of this research is to analyze the economic and financial feasibility of this road segment by calculating the difference between BOK (Vehicle Operation Cost) and NK (Time Value and Time Saving). The economic aspect is analyzed based on the benefit-cost ratio (BCR) and net present value (NPV) parameters as a feasibility reference. From the analysis results, the recap of the Benefit Cost Ratio value is 10% = 764.32 Benefit Cost Ratio 12% = 782.74 Benefit Cost Ratio 15% = 782.68 IRR 10% = 12.36 IRR 12% = 14.62 IRR 15% = 14.60 NPV 10% = Rp. 1.442.849.450.375.310 NPV 12% Rp.1.410.952.049.481.800 NPV 15% = Rp.1.362.851.291.513.830. Keywords: BOK, Time Value, Net Present Value   ABSTRAK Pembangunan infrastruktur jalan yang tepat sangat penting untuk mendukung pertumbuhan ekonomi suatu daerah. Rencana tata ruang yang ditetapkan oleh Pemerintah Provinsi Kepulauan Bangka Belitung merencanakan pembangunan Jalan Lingkar Pangkalpinang – Batu Beriga – Sadai. Tersedianya jaringan jalan yang memadai diharapkan dapat membantu membuka keterisolasian daerah perbatasan, sehingga dapat membuka aksesibilitas, meningkatkan mobilitas penduduk. Ruas jalan ini merupakan akses penting daerah kepulauan  menuju pelabuahan Toboali serta objek wisata seperti pantai Tanjung Berikat dan  pelabuhan Toboali. Tujuan penelitian ini  menganalisis kelayakan Ekonomi  dan finansial pada ruas jalan ini dengan menghitung dihitung berdasarkan selisih BOK (Biaya Operasional Kendaraan/Vehicle Operation Cost) dan NK (Nilai Waktu dan Time Saving). Adapun menganalisis aspek ekonomi berdasarkan paramater benefit cost ratio (BCR) dan net present value (NPV) sebagai acuan kelayakan. Dari hasil analisis didapatkan rekapitulasi nilai Benefid Cost Ratio 10% = 764,32 Benefid Cost Ratio 12% = 782,74 Benefid Cost Ratio 15%= 782,68 IRR 10% = 12,36 IRR 12% = 14,62 IRR 15%= 14,60 NPV 10% = Rp. 1.442.849.450.375.310 NPV 12% Rp.1.410.952.049.481.800 NPV 15% = Rp.1.362.851.291.513.830 Kata Kunci: BOK, Nilai Waktu, Net Present Value.
EXPERIMENTAL STUDY OF THE UTILIZATION OF PINEAPPLE LEAF FIBER WITH THE ADDITION OF EPOXY RESIN TO THE TENSILE STRENGTH BREAK OF THE CONCRETE Nisumanti, Sartika; Hasanah, Miftahul; Febryandi
Logic : Jurnal Rancang Bangun dan Teknologi Vol. 24 No. 2 (2024): July
Publisher : Unit Publikasi Ilmiah, P3M, Politeknik Negeri Bali

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31940/logic.v24i2.63-68

Abstract

In its development, many new concrete modifications were found, such as lightweight concrete, fiber concrete, polymer concrete, high-strength concrete and ultra-high-strength concrete. Epoxy resin can accelerate the hardening process of concrete because epoxy itself generates heat so that it helps accelerate hardening. In previous studies, the addition of areca nut shell fiber and 0.8% epoxy resin can increase the split tensile strength of concrete. Based on the description above, it is necessary to conduct research on the split tensile strength of concrete that combines a mixture of pineapple leaf fiber and epoxy resin. So this research uses pineapple leaf fiber and epoxy resin. Pineapple leaf fiber and epoxy resin are expected to be strength-enhancing materials that can produce concrete with more optimal split tensile strength.  The purpose of this study was to determine the effect of the addition of epoxy resin and the percentage variation of pineapple leaf fiber on the split tensile strength of concrete and its comparison with normal concrete and to determine the percentage level of the addition of the most optimum pineapple leaf fiber to produce the maximum concrete split tensile strength test value among the planned variations. The method used in this research is experimental. From the results of the average split tensile strength test at 28 days, the epoxy resin variation of 0.8% achieved a strength of 2.87 MPa, the 0.15% variation achieved 2.37 MPa, and the 0.5% variation achieved 2.47 MPa