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Contact Name
Shiska Fauziah
Contact Email
jurnalcesunisnu@gmail.com
Phone
+6285850462694
Journal Mail Official
jurnalcesunisnu@gmail.com
Editorial Address
JL. TAMAN SISWA (pekeng) unisnu jepara, Kab. Jepara, Provinsi Jawa Tengah
Location
Kab. jepara,
Jawa tengah
INDONESIA
Jurnal Civil Engineering Study
ISSN : -     EISSN : 28300750     DOI : https://doi.org/10.34001/jces
Core Subject : Engineering,
Jurnal Civil Engineering Study (JCES) contains writings about applications in the field of Civil Engineering. This application may come from all branches of civil engineering, be it structural, geotechnical, construction management, hydrology, transportation, and civil engineering informatics. So this application is not only about the business of building a building project, but also makes it possible to model a shape with the help of software.
Articles 12 Documents
Search results for , issue "Vol. 5 No. 01 (2025): Jurnal Civil Engineering Study" : 12 Documents clear
Effect of Using Coconut Fiber to Increase Strength and Modulus of Elasticity in Asphaltic Concrete Mixes Salim, Salim; Wisnumurti, Wisnumurti; Widodo, Agung Sugeng; Ashad, Hanafi
Jurnal Civil Engineering Study Vol. 5 No. 01 (2025): Jurnal Civil Engineering Study
Publisher : Civil Engineering of Universitas Islam Nahdlatul Ulama Jepara

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.34001/ces.v5i01.1236

Abstract

The modulus of elasticity or modulus of stiffness is a metric that indicates the stiffness of a mixture based on the stress and strain relationship. One very important component that influences the performance of asphalt pavement is the stiffness modulus. A lower stiffness modulus value makes it easier to experience deformation, which causes the pavement to crack easily when subjected to heavy loads. Asphalt concrete mixtures with high stiffness modulus values ​​will be stiffer and more resistant to deflection. This study is experimental with the aim of obtaining an asphalt concrete mixture that is able to withstand loads without changes. In this study, the asphalt concrete mixture was composited with coconut fibers with the aim of determining the effect of coconut fibers in increasing stress and tensile strain as well as the stiffness modulus of the mixture. This type of test is carried out using an ITS test equipment to obtain stress, strain and stiffness modulus values.
Evaluasi Kinerja Biaya dan Waktu Menggunakan Metode Earned Value pada Proyek Pembangunan Gedung di Polresta Palangka Raya Zachry, Hatara; Nuswantoro, Waluyo; Happy Puspasari, Veronika
Jurnal Civil Engineering Study Vol. 5 No. 01 (2025): Jurnal Civil Engineering Study
Publisher : Civil Engineering of Universitas Islam Nahdlatul Ulama Jepara

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.34001/ces.v4i01.1262

Abstract

In project implementation, management of cost, time, and quality must be carried out carefully to ensure project completion is in accordance with the schedule and budget that has been set. As a project funded by the government, project implementers are expected to be able to manage the budget efficiently. The construction project for the Palangka Raya City Police Detention Center and Narcotics Unit Building, with a contract value of Rp. 4,654,035,594.00 with an implementation duration of 150 working days, starting from June 21 to November 17, 2024. However, in the 13th week of implementation, the project progress was recorded at 41.22%, with a deviation of 1.46%, while the target progress that should have been achieved was 42.67%. This study aims to evaluate the cost and time performance during project implementation. The results of the cost performance evaluation showed that the ACWP in the 19th week was Rp3,381,386,536.73, lower than the BCWP of Rp3,611,321,688.70. Consistently positive CV values ​​and CPI values ​​that are always more than 1 indicate good cost efficiency. The remaining cost projection for project completion is Rp.976,323,646.85, so the total project completion cost is estimated at Rp.4,357,710,183.58, with a surplus of Rp.296,325,410.42 from the contract budget. Time performance evaluation, in the 19th week the negative SV value of -Rp.206,811,358.25 and SPI of 0.946 indicate project delays. The average CR value> 1 indicates that overall project performance in terms of cost and time is still in the good category. The time projection for the remaining work to complete the project is 17.974 days, with a total completion time of 150.974 days, exceeding the planned schedule with a delay of 0.974 days rounded up to 1 day
Alternatif Penanganan Stabilitas Timbunan dan Lereng pada Oprit Jembatan dengan Mortar Busa (Studi Kasus : JU Rel KA Cibitung – Cilincing) Annissa Yoga Prastika; Wahyu Febriyanto; Dewi Indriyana; Bagas Wahyu Adhi; Fatchur Roehman; Faqih, Nasyiin
Jurnal Civil Engineering Study Vol. 5 No. 01 (2025): Jurnal Civil Engineering Study
Publisher : Civil Engineering of Universitas Islam Nahdlatul Ulama Jepara

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.34001/ces.v5i01.1286

Abstract

Soft soil is caused by cohesion, a low internal friction angle and high compressibility. If not recognized and investigated it can cause instability and long-term decline that cannot be tolerated. One of the treatments that occurs in soft soil is light backfilling with foam mortar. The aim of this research is to carry out an analysis of the stability of embankments using lightweight materials at the location of bridge embankments in order to predict how much of an impact there will be in reducing settlement and increasing embankment stability. Analysis was carried out using the Finite Element Method with the help of the Plaxis 2D program. The method used in this research is descriptive qualitative, namely research by collecting primary and secondary data from the parameters and variables studied and then analyzing them to draw conclusions. In the results of the analysis using Plaxis Softwere using foam mortar treatment with an embankment slope of 1: 1.5, the results showed that the decline in 1 year was 4 cm (meeting the design criteria), the decline in 10 years was 2.8 cm (meeting the design criteria), apart from that the safety factor using foam mortar was also greater than the design criteria, which means the stability of the slope is safe.
Pengaruh Jenis Semen Pada Karakteristik Mekanis Tanah Ekspansif Mindiastiwi, Tigo; Widodo, Bambang; Arifki, Wahyu
Jurnal Civil Engineering Study Vol. 5 No. 01 (2025): Jurnal Civil Engineering Study
Publisher : Civil Engineering of Universitas Islam Nahdlatul Ulama Jepara

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.34001/ces.v4i01.1305

Abstract

Stabilisasi tanah merupakan salah satu upaya dalam memperbaiki karakteristik tanah ekspansif dengan menambah bahan pozzolan untuk meningkatkan kekuatan mekanis tanah. Penelitian ini bertujuan untuk megetahui keefektifan tipe semen Portland Composite Cement (PCC) dan semen mortar dalam meningkatkan kekuatan mekanis tanah ekspansif menggunakan uji Unconfined Compression Test (UCT). Pengujian UCT dilakukan dengan prosentase semen PCC dan semen mortar 0%, 4%, 8% dan 12%. Hasil pengujian karakteristik tanah asli menunjukan nilai berat jenis (Gs) 2,595, (LL) 58,54% dan (IP) 24,85%. Tanah asli dikategorikan sebagai tanah ekspansif karena memiliki nilai LL dan indeks plastisitas yang tinggi (PI > 20). Berdasarkan hasil pengujian UCT dengan bahan stabilisasi menunjukan bahwa semen mortar lebih efektif digunakan untuk meningkatkan kekuatan mekanis tanah (qu dan Cu) dibandingkan semen PCC pada prosentase paling optimum 8%. Sedangkan penambahan prosentase semen PCC dan semen mortar sebesar 12% menyebabkan nilai qu dan Cu menurun. Semen mortar lebih efektif dibandingkan dengan semen PCC dikarenakan semen mortar mengandung bahan tambahan pasir halus serta material aktif seperti silika dan aluminia, kandungan tersebut dapat meningkatkan reaksi hidrasi dan pozzolanik yang mengurangi plastisitas tanah ekspansif dan meningkatkan karakteristik mekanisnya.
Pengaruh Fasilitas Infrastruktur Pendukung Keselamatan Dan Kenyamanan Pada Pengguna Jalan Di Bundaran Besar Kota Palangka Raya Najwamuna Norazizah Rahmania; Dewantoro; Veronika Happy Puspasari
Jurnal Civil Engineering Study Vol. 5 No. 01 (2025): Jurnal Civil Engineering Study
Publisher : Civil Engineering of Universitas Islam Nahdlatul Ulama Jepara

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.34001/ces.v5i01.1170

Abstract

The Great Roundabout in Palangka Raya City is a significant symbol in Central Kalimantan Province, serving as a traffic intersection and a public space that supports social interaction. With the growing population and number of vehicles, various problems have emerged, such as congestion, accidents, and a lack of pedestrian comfort. This study aims to analyze the influence of infrastructure facilities on the safety and comfort of road users at the Great Roundabout. Using a literature review approach, this study identified 27 variables related to infrastructure, safety, and comfort. Factors affecting comfort are divided into two categories: internal factors, which include attitudes, awareness, and driving experience, and external factors, which include road conditions, the presence of other vehicles, and traffic management. The results of the analysis show that infrastructure, such as pedestrian bridges, wider sidewalks, and green open spaces, has a significant impact on improving the safety and comfort of road users. It is hoped that this study can provide deeper insights into the relationship between infrastructure facilities and road user experiences, and serve as a basis for the development of better policies in the planning and management of road infrastructure in urban areas, especially in Palangka Raya City.
Enhancing Recycled Asphalt Mixtures Through Morphological Analysis and Rejuvenator Effects Adnan
Jurnal Civil Engineering Study Vol. 5 No. 01 (2025): Jurnal Civil Engineering Study
Publisher : Civil Engineering of Universitas Islam Nahdlatul Ulama Jepara

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.34001/ces.v5i01.1182

Abstract

Recycled Asphalt Pavement (RAP) is a naturally useful and cost-effective elective for virgin black-top assets for asphalt development. This ponder explores how morphological parameters such as discuss voids, rejuvenator dissemination, and film thickness influence the adequacy of RAP blends. Waste Engine Oil (WEO) was tried as a rejuvenator in shifted amounts (3%, 6%, 9%, and 12%) to recuperate the viscoelastic qualities of ancient black-top cover. The rheological and physical characteristics of RAP and virgin folios were inspected to decide the adequacy of rejuvenators. The discoveries appear that the reasonable application of rejuvenators may enormously make strides in the life span and mechanical execution of RAP blends, making them a reasonable choice for maintainable asphalt development.
Reliability Assessment Of Reinforced Concrete Beam Containing Iron Ore Tailings Abubakar, Mahmud; Isiwu Aguwa, James; Ndakuta Kolo, Daniel; Yusuf, Abdulaziz; Sius Lawal, Sadiq
Jurnal Civil Engineering Study Vol. 5 No. 01 (2025): Jurnal Civil Engineering Study
Publisher : Civil Engineering of Universitas Islam Nahdlatul Ulama Jepara

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.34001/ces.v5i01.1202

Abstract

This paper assesses the reliability of reinforced concrete beams incorporating IOT as a partial replacement for fine aggregates. An equation for the moment resistance capacity of IOT concrete beams was developed as well as the performance functions for the beam in flexure and shear conditions, providing a basis for evaluating structural performance under flexural loads. Reliability analysis was conducted using First Order Reliability Method to evaluate the safety indices of IOT concrete beam under flexure and shear conditions, based on stochastic modeling of load, material properties, and beam dimensions. Results showed that the reliability index (β) decreases with an increase in the load ratio, indicating higher failure risks under heavier loads. Sensitivity analysis also revealed that beam depth significantly influences reliability more than its length. The findings of the study can be used by engineers to optimize structural designs thus enhancing safety while addressing environmental concerns.
Informasi Analisis Kebutuhan Ruang Parkir Pada Area Wisata Religi Kadilangu Demak Zaim, Mohamad Zaim; Khotibul Umam; Ariyanto
Jurnal Civil Engineering Study Vol. 5 No. 01 (2025): Jurnal Civil Engineering Study
Publisher : Civil Engineering of Universitas Islam Nahdlatul Ulama Jepara

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.34001/ces.v5i01.1272

Abstract

Kadilangu is one of the famous religious tourism destinations in Demak, Central Java. This high number of visitors leads to the need for adequate supporting facilities, including adequate parking areas. With the increase in the number of visitors, the problem of limited parking space began to become a major concern. This condition often causes traffic congestion, visitor inconvenience, and a decrease in the quality of the tourist experience. The design methodology is a series or frame of mind in the parking lot design process, the data analysis method is used to plan by utilizing knowledge and analyzing the behavior of the subjects involved. Generally, the data obtained through this method is in the form of interviews or questionnaires, so the results produced are more often in the form of numbers. Based on the data analysis carried out, it can be known the available static capacity and the need for parking space. If the need for parking space is greater than the available capacity, it means that the number of available parking spaces is not enough. On the other hand, if the need for parking space is smaller than the available capacity, it means that the number of available parking spaces is still able to accommodate vehicles that will be parked. From the results of the analysis, it was found that the parking space of Kadilangu Demak was able to meet the demand for the required parking space, with the note that the maximum number of parked vehicles was still below the value of the available static capacity.
Evaluasi Tingkat Kerusakan Jalan Sebagai Dasar Penentuan Perbaikan Jalan Raya Demak – Kudus KM 03 s/d KM 05 Saiful, Muhammad Saiful Anwar; Umam, Khotibul; Saputro, Yayan Adi
Jurnal Civil Engineering Study Vol. 5 No. 01 (2025): Jurnal Civil Engineering Study
Publisher : Civil Engineering of Universitas Islam Nahdlatul Ulama Jepara

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.34001/ces.v5i01.1273

Abstract

The Demak – Kudus highway, precisely at KM 03 – 05, is one of the roads connecting two important cities, namely Demak and Kudus, which are included in the Collector road classification type. Bina Marga and PCI will be used as references in this study. Based on the results of the analysis when reviewed using the Bina Marga Method, the average Priority Sequence value was obtained of 5.96 which is included in the Priority B class category, while from the results of the analysis Based on the results of the analysis when reviewed using the PCI (Pavement Condition Index) Method, the PCI value was obtained of 54 which is included in the moderate (fair) category. The highest percentage of damage occurred in Patch damage, namely with a result of (56.279%), then the second percentage occurred in Crocodile Crack damage of (26.455%), Grain Release obtained results of (14.462%), Hole damage obtained results of (0.848%), Elongated Damage obtained results of (0.795%), Block Cracks obtained results of (0.661%), Sungkur obtained results of (0.485%) and the lowest percentage occurred in the Jembul type of damage with a result of (0.015%). The results of the analysis of both methods from Bina Marga and PCI (Pavement Condition Index) concluded that the Demak - Kudus highway has a moderate level of damage (fair) and for the type of road maintenance or road maintenance actions, a routine/periodic maintenance program can be carried out.
Analisis Beban Kendaraan Terhadap Kerusakan Perkerasan Lentur (Aspal) Pada Ruas Jalan Raya Demak Jepara Km 37 – Km 39. Adit, Prihardhita Cahya Finnahar; Adi Saputro, Yayan; Nor Hidayati
Jurnal Civil Engineering Study Vol. 5 No. 01 (2025): Jurnal Civil Engineering Study
Publisher : Civil Engineering of Universitas Islam Nahdlatul Ulama Jepara

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.34001/ces.v5i01.1275

Abstract

Demak - Jepara Highway is one of the roads that plays an important role as the main route for the mobility of people and goods in the northern coastal area of ​​Central Java. The research method in this analysis uses the Bina Marga method, Pavement Condition Index (PCI), and Surface Distress Index (SDI). After obtaining data related to vehicle load and flexible pavement damage, the data is then analyzed using the Bina Marga method, Pavement Condition Index (PCI), and Surface Distress Index (SDI). And also calculate the vehicle load to determine the effect of vehicle load on flexible pavement damage (asphalt). From the calculation of the Truck Factor value, the Truck Factor value is 1.995 1, where this value indicates damage caused by traffic load factors. Based on the results of the analysis of the type of damage using the Bina Marga method, the Road Condition Value on the Demak Jepara highway section Km 37 - Km 39 with a length of 2.1 km is 5. So it is included in the category of Good road conditions (B) or 6% with a routine Maintenance handling program. While the results of the calculation of the priority order on Jl. Raya Demak Jepara Km 37 - Km 39 are 6. which is included in the priority class category "B" or Periodic Maintenance. For the results of the analysis of the type of damage using the PCI method, the PCI value for the Demak Jepara highway section Km 37 - Km 39 is 43.904, so it can be concluded that the condition of the road pavement on the Demak Jepara highway section Km 37 - Km 39 is Fair (fair) with a road length of 2.1 km which is divided into 21 STA segments and is included in the Routine Maintenance type. Meanwhile, for the results of the analysis of the type of damage using the SDI method, the average value of SDI (Surface Distress Index) on the Demak Jepara highway Km 37 - Km 39 for all road segments was 30.47, which is included in the (Good) category with a routine maintenance program type. Damage handling measures are needed at the points where the damage occurs. In order to minimize accidents and provide a sense of security and comfort for road users. And to prevent the spread of damage even wider.

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