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Journal : Jurnal Talenta Sipil

Kerugian Infrastruktur Kawasan Permukiman Rentan Banjir di Sub DAS Bendung Kota Palembang Legislatifa, Poppy Augustina; Nisumanti, Sartika
Jurnal Talenta Sipil Vol 8, No 1 (2025): Februari
Publisher : Universitas Batanghari Jambi

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33087/talentasipil.v8i1.791

Abstract

Palembang City's routine problems in dealing with flooding are quite extensive and long, one of which occurs in the Bendung Watershed (DAS). Flooding in the Bendung watershed area is influenced by several things, including natural factors such as the characteristics of the river which has a small river flow capacity, the ebb and flow of sea water in the river and the relatively flat topographic conditions so that some areas of the Bendung watershed are floodplains. The purpose of this study is to measure the height or inundation of floods and the length of time of flood inundation in flood-prone areas in residential areas along the Bendung watershed area, identify risk elements and assess the risks experienced by residents around the Bendung River due to the influence of flooding or flood inundation with the condition of the residents' vulnerability. The method used in this research is direct observation (questionnaire) about infrastructure losses in vulnerable residential areas (easily affected by flooding) in Palembang City. The results of this study obtained an average flood event of 37.5 times. The risk value experienced by residents in the Bendung watershed area occurs every year, with a probability value of 0.930. For the largest risk value in the land elevation area 0-5 m or on the banks of the Bendung River is 63.24 with a depth of 50 cm and the number of submerged houses reaches almost 68 houses. In the 5-10 m land elevation area is 79.98 with a depth of 20 cm and the number of submerged houses is almost 86 houses.
Prioritas Pengembangan Jaringan Jalan di Kabupaten Ogan Komering Ulu (OKU) Selatan Adrifan, Adrifan; Nisumanti, Sartika; Nazila, Iva
Jurnal Talenta Sipil Vol 8, No 1 (2025): Februari
Publisher : Universitas Batanghari Jambi

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33087/talentasipil.v8i1.790

Abstract

The development of this road network needs to be done in order to know the effect of the road network in an area or a city that needs road network development or handling, both in the long, short and medium term. Network development can support growth in South OKU Regency by analyzing the level of accessibility of the road network to the influence of inter-regional connectivity, the influence of road conditions, and development alternatives in the context of road network development. This study aims to evaluate the accessibility of the road network in South OKU Regency, analyze the need for road network development based on the potential of natural resources and regional spatial plans (RT / RW) and accessibility outside the region. The method used is the FPCI (Fuzzy Pavement Conditions Index) Method. The result of this research is the analysis stated that the network development of some high potential areas and integrated tourism development areas of Lake Ranau still have low accessibility value so that road network development action is needed in the form of repair, widening and or adding road sections. High potential areas that have low accessibility ratings include Muaradua Kisam Subdistrict, Beringin Island Subdistrict, Buay Pemaca Subdistrict and Banding Agung Subdistrict and for accessibility out of the area on several roads in damaged condition so as to slow down the speed of the road.
Inovasi Material Berkelanjutan: Optimasi Penggunaan Abu Sabut Kelapa sebagai Alternatif Filler pada Aspal Beton Nisumanti, Sartika; Putri, Yuliantini Eka; Desromi, Ferry; Qubro, Khodijah Al; Saripudin, Saripudin; Fikri, Muhammad
Jurnal Talenta Sipil Vol 8, No 1 (2025): Februari
Publisher : Universitas Batanghari Jambi

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33087/talentasipil.v8i1.861

Abstract

The use of asphalt concrete (Laston) as a pavement construction material continues to increase, especially in Indonesia. Laston, which is made as a hot mix, requires filler to bind the aggregate particles. Conventional fillers such as stone ash, lime, and cement have limited supplies and high costs, so a more economical and easily available alternative is needed. This research aims to evaluate the use of coir ash as filler in a 60/70 penetration asphalt mixture and determine the optimum asphalt content (KAO) in the mixture. The test specimens were made using 4%, 4.5%, and 5% variations of coconut fiber ash (ASK) content in 6% asphalt. This research was conducted experimentally using the Marshall Test method. The results showed that the use of coir ash as filler can affect the mechanical properties of asphalt mixture. At 4% ASK content, the VIM value reached 6.939%, and the largest or closest VFA value was obtained at 5% ASK content of 44.838%. The results obtained were greater than the Bina Marga 2010 requirements, indicating a more porous mix and potentially reduced durability. However, the use of coir ash can be a sustainable and economical solution in road construction. Testing the normal AC-WC asphalt laston layer obtained an optimum asphalt content (KAO) value of 6%, with a VIM value of 4.145%, a VMA value of 17.439%, a VFA value of 76.304%, a stability value of 1446.3 kg, and a flow value of 3.19 mm.
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.