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Journal : Journal of Applied Civil Engineering and Infrastructure Technology (JACEIT)

Sea Water Intake Building Based on Revetment and Groins Structures Putera Agung Maha Agung; Dandung Novianto
Journal of Applied Civil Engineering and Infrastructure Technology Vol 1 No 1 (2020): Agustus 2020
Publisher : Indonesian Society of Applied Science

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.52158/jaceit.v1i1.18

Abstract

An open sea water intake structure is designed without desalination treatment system at the port area. Fresh water from intake system later on is used for refrigeration system. Function of intake structure is to collect water with special characteristic issue to minimize the volume of sand sediment entered in the intake pipe. Floating and suspended sediment particles passed by the pipe filter causes negative impact and damage to the pump and or heat exchanger systems in Power Plant, so it must be cleaned periodically and requires extra costs. New design of sea water intake at study area uses revetment and groin system to retain the floating and suspended sand sediment, the structure system is able to be expected retaining all sediment particle types and cost maintenance of intake system can be reduced.
Analisis Dan Desain Dinamis Pondasi Dangkal Berdasarkan Data CPT Putera Agung Maha Agung; Josua Sijabat; Nadia Shofi Khairunnisa
Journal of Applied Civil Engineering and Infrastructure Technology Vol 1 No 2 (2020): Desember 2020
Publisher : Indonesian Society of Applied Science

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.52158/jaceit.v1i2.84

Abstract

A generator set used at the building has to consider some environmental factors so that it would not affect the building structure system and not cause some noises as long as operation time. In order to avoid these disturbances, all foundation systems are not only analyzed and designed in the static calculation but also they must consider some impact factors due to dynamic loading. This study's purpose is to determine the dimensions of shallow foundation and specifications of rubber as a vibration damper in accordance with applicable regulations. The static calculation analyzes the immediate and consolidation settlements, and bearing capacity that occurred at the soil foundation using the Schmertmann method. The dynamic analysis calculates some magnitudes of frequency and or amplitude, and also attenuation of single and couple mode vibration in vertical, horizontal, longitudinal displacement directions, then also rocking, yawing, and pitching turning moment directions using the Lumped Parameter method from some references. Analysis and design obtained the dimensions of 3.7 x 1.7 x 0.7 m for shallow foundation system and allowable bearing capacity (qall) indicated equals 4.10 kg/cm2 based on static condition, and 6.20 kg/cm2 according to static and dynamic conditions, respectively. Then, some assessments in static and dynamic calculations were also found the total settlement (D) = 0.49 mm, amplitude (Az) = 6.6 x 10-6 m, (Ax) = 3.2 x 10-6 m, and (Af) = 1.7 x 10-6 rad. Generally, the resulting parameters from those analyses and design have fulfilled the existing standard and local government regulations.
Analisis Daya Dukung dan Penurunan Pondasi Tiang Bor Pada Struktur Kepala Jembatan Januar, Galang Rasyid; Agung, Putera Agung Maha
Journal of Applied Civil Engineering and Infrastructure Technology Vol 4 No 1 (2023): Agustus 2023
Publisher : Indonesian Society of Applied Science

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.52158/jaceit.v4i1.251

Abstract

The foundation is an important part of the building, especially on the bridge that serves to withstand the load either its own weight or the load that works on it. The bearing capacity of the soil is the main support for a foundation as a component that transmits the load acting on the soil. Based on the results of the analysis of the bearing capacity of the drilled head of the bridgehead of the X toll road project, which was planned by the author with a configuration of 15 poles with a diameter of 100 cm at a depth of 20 m, the Ascial bearing capacity of 207,703 for single piles and 2429,674 tons for groups was obtained based on the Resse and Wright method. Meanwhile, the lateral bearing capacity is 249,206 tons for single-clamp conditions and 2915,159 tons for group piles using the Broms method. The decrease that occurred was 1,805 cm for single piles and 2,199 cm for group piles, and based on the calculation of stability, the configuration was said to be stable to withstand the working load.
Analisis Stabilitas Lereng Galian Waduk Brigif Terhadap Perbedaan Tinggi Muka Air Rencana Avianza, Ardha Dissa; Pradiptya, Andikanoza; Agung, Putera Agung Maha
Journal of Applied Civil Engineering and Infrastructure Technology Vol 4 No 1 (2023): Agustus 2023
Publisher : Indonesian Society of Applied Science

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.52158/jaceit.v4i1.381

Abstract

Excavation is one of the works whose purpose is to adjust the existing surface height to the height of the planned surface and cause the value of the slope stability to decrease due to the loss of the natural soil retaining layer. Slope stability analysis is carried out with the aim of predicting changes in the value of safety numbers (SF) that occur as a result of excavation work. The excavations carried out are categorized as deep excavations with a depth of 8.16 m and are used terraces. Slope stability analysis using manual calculation of Simple Bishop method divided by 17 slices and application calculation using Geostudio-2012. Slope stability analysis is carried out during the service period with low-high water level conditions. The results of manual analysis at low water level conditions are predicted to have an SF value under normal conditions of 4.6 and when the condition is earthquake at 2.7. Meanwhile, the results of the analysis with the application obtained the results of predicting the SF value under normal conditions of 4.2 and in earthquake conditions of 2.6. However, analysis of high water level conditions is predicted to manually reduce the SF value of 2.5 under normal conditions and 1.6 in earthquake conditions. Then, using the application, the results of predicting the SF value at normal conditions of 2.5 and in earthquake conditions of 1.6 were obtained. In general, the stability of the slopes under review has safe conditions under normal conditions and earthquake conditions.
Simulation Model for Rainfall Intensity to Landslide Susceptibility Lutfi, Nurul Adibah; Ahmad, Mustaffa Anjang; Maha Agung, Putera Agung; Sedayu, Agung; Abdullah, Nazirah Muhamad
Journal of Applied Civil Engineering and Infrastructure Technology Vol 5 No 2 (2024): Desember 2024
Publisher : Indonesian Society of Applied Science

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.52158/jaceit.v5i2.843

Abstract

Landslides are one of the most hazardous natural disasters because their occurrences are often destructive to natural and artificial structures on earth and reduce, the quality of the surrounding environment. Predicting the susceptibility of an area to landslides is essential for reducing losses in terms of property, human lives, and environmental damages. Kota Wisata Batu (KWB) is one of areas which having a highest landslide potential in East Java, Indonesia, recording data mentioned that there are 109 landslides in 2022 caused by highest rainfall intensity of 502 mm with a number of intensities of 2977mm per year. Study purposed to identify the factors contributing to landslide occurrences using a geodetic measurement method. The study uses geographic information system (GIS) and PRISMA software analyses to examine and/ or evaluate the relationship between rainfall intensity and landslide susceptibility. The study results the generation of rainfall patterns and maps highlighting sensitivity areas to landslides. These visual representations the classification area as a high-risk and susceptibility zone to landslides at Kota Wisata Batu, East Java. January to April, and August to November should have pay attention since these months is reflection of monsoonal climate with the hard rain in a few days without the raining pause. Some places which are required to pay attention, such as: Gunungsari, Tulungrejo, and Songgokerto.
Perilaku Nilai Kuat Tekan Bebas pada Tanah Ekspansif Kabupaten Tangerang Maha Agung, Putera Agung; Nurfitria, Aida; Adinegara, Aldo Wirastana; Salim, Zaindra Fakhri
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.v7i1.961

Abstract

Expansive soil is a type of soil that often causes problems in construction due to its ability to swell and shrink due to fluctuations in moisture content. This study evaluates the behavior of an expansive soil sample from Kranggan Road, Cisauk Subdistrict, Tangerang Regency, using the laboratory unconfined compressive strength (UCT), including its physical properties. The unconfined compressive strength testing is needed to determine (qu) values of expansive soils. Road damage due to the expansive soil would cause some cracks and/ or pavement surface damage in a short time. The research aims to find the deformation behavior based on the plasticity index (PI) and (qu) value using PLAXIS 2D. The results show that the expansive soil could be classified as montmorillonite inorganic clay with a high value of plasticity index (PI) of 35.30%. Unconfined compression value was 3.53 kg/cm2 and 2.89 kg/cm2 in compacted and remoulded conditions, respectively. Magnitude of deformation during the rainy season indicated that a heave deformation of 0.14 mm and the settlement reached 0.47 mm with an SF value of 1.10. The maximum of a heave deformation value was 0.14 mm and 0.30 mm for settlement with a safety factor (SF) value of 1.30 during the dry season.
Simulasi Angka Keamanan Menggunakan Metode Elemen Hingga Berdasarkan Nilai Kohesi (c) dan Sudut Geser Dalam Maha Agung, Putera Agung; Salim, Zaindra Fakhri; Nurfitria, Aida; Adinegara, Aldo Wirastana
Journal of Applied Civil Engineering and Infrastructure Technology Vol 7 No 2 (2026): Desember 2026 (Articles in Press)
Publisher : Indonesian Society of Applied Science

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.52158/jaceit.v7i2.962

Abstract

Expansive soil is a type of soil that can expand and shrink based on the moisture content. In Cisauk Subdistrict, Tangerang City, there are many damages to building structures and/ or roads caused by the expansive soil. This research is intended to identify the expansive soil, including its physical characteristics, in determining the cohesion (c) and internal shear angle (f) values using the UU (unconsolidated undrained) triaxial test. Test results indicated that the cohesion value was around 0.33 kg/cm² or 32.94 kN/m², and an internal shear angle of 20.51°. Both datasets were used to analyze slope stability modeling in defining the safety factor (SF) using PLAXIS software in 2D during rainy and dry seasons. Each condition was evaluated by the three slope variations, such as 20°, 40°, and 60°. Modeling results show that the (SF) would be higher on flatter slopes, and on the contrary, would decrease on steeper slopes. In addition, the (SF) would be higher during the dry season than the rainy season. The soil condition would be more saturated during the rainy season.