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Perbandingan Mutu Beton terhadap Gaya Geser dan Simpangan pada Bangunan Rutan Kejati Ahadina, Anak Agung Ananda Surya Ayugde; Sarassantika, I Putu Ellsa; Triswandana, I Wayan Gde Erick; Aryastana, Putu
Jurnal Komposit: Jurnal Ilmu-ilmu Teknik Sipil Vol. 9 No. 2 (2025)
Publisher : Universitas Ibn Khaldun

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.32832/komposit.v9i2.17387

Abstract

This study examines the planning of high-rise building structures in Indonesia, focusing on the application of Special Moment Resisting Frame (SMRF) systems under seismic conditions. Situated within the Pacific Ring of Fire, Indonesia frequently experiences significant earthquakes due to the convergence of three continental plates. Previous research indicates that the design of high-rise buildings necessitates careful attention to dimensions and reinforcement to ensure structural strength and stability. The SMRF planning method, which applies the principle of strong column weak beam, has been analyzed across various case studies, including designs for office buildings, hotels, laboratories, and educational facilities.Furthermore, this study compares the structural performance using different concrete strengths, specifically 41.5 Mpa and 24.9 Mpa, in the construction of prison walling at the Kejati Detention Center. Through quantitative analysis and structural modeling using ETABS V.20 software, this research identifies differences in base shear and inter-story drift between the two concrete strengths. The findings provide insights into the effectiveness of higher-grade concrete usage and its potential impacts on the strength and structural quality of buildings. The implications of this research can guide practitioners in selecting the appropriate construction materials to enhance performance and cost-efficiency in high-rise building projects in Indonesia.
ADAPTASI DESAIN DAN PENGAWASAN KONSTRUKSI AREA KOMERSIAL PANTAI BANGSAL DAN PANTAI MATAHARI TERBIT: Design Adaptation And Construction Supervision Of Commercial Area At The Bangsal And Matahari Terbit Beach Putra, Ida Bagus Gede Parama; Putra, Ida Bagus Udayana; Sarassantika, I Putu Ellsa
Al-Amal: Jurnal Pengabdian Masyarakat Vol. 3 No. 2 (2025): Desember 2025
Publisher : Yayasan Al-Amin Qalbu

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.59896/amal.v3i2.517

Abstract

The relocation of Sanur Port has led to a 40% decline in traders’ income, shifts in spatial functions, and the deterioration of infrastructure in the Bangsal Beach and Matahari Terbit Beach areas. This Community Service Program was implemented to address the needs of the main partners, namely BUMDA Galang Kangin Sanur, coastal traders, and the local community, through three key activities: design adaptation, masterplan revision, and construction supervision. The program began with field surveys and interviews involving 32 traders, coastal area mapping, and a Focus Group Discussion (FGD) attended by 26 representatives of BUMDA, the traditional village, and MSME groups. The planning process produced several adaptive design outputs, including the initial construction of four modular kiosks using galvanized steel structures, preparation for the improvement of a 300 meter pedestrian corridor that will be developed further depending on community interest, and the introduction of a porous drainage system to mitigate flooding. Periodic construction supervision was carried out to ensure compliance with technical specifications and material durability within the coastal environment. The outcomes of the program indicate improvements in public space comfort, fairer distribution of trading locations, and the strengthening of Balinese architectural identity through contextual design elements. Overall, this program provides direct benefits to coastal traders, BUMDA Sanur, and traditional community stakeholders, and serves as a model for implementing adaptive architectural approaches in the sustainable development of coastal areas.
PERANCANGAN DINDING PENAHAN TANAH DALAM UPAYA PELESTARIAL LINGKUNGAN DESA SIBETAN, KEC. BEBANDEM, KARANGASEM, BALI I Putu Ellsa Sarassantika; I Nengah Sinarta; I Wayan Widanan; I Made Wahyu Pramana
Jurnal Abdi Daya Vol. 5 No. 2 (2025): Jurnal Abdi Daya Vol.5 No.2 Tahun 2025
Publisher : Universitas Warmadewa

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.22225/jad.5.2.2025.1-10

Abstract

Desa Sibetan di Kecamatan Bebandem, Karangasem, Bali, menghadapi tantangan dalam pengelolaan dataran tinggi yang digunakan sebagai setra adat. Wilayah ini rentan terhadap longsor dan kerusakan lahan akibat hujan deras, yang mengancam fungsi jalan dan kegiatan agama masyarakat. I Made Mustiawan, pemimpin masyarakat Desa Sibetan, mengakui pentingnya dukungan dari Universitas Warmadewa untuk memberikan solusi berkelanjutan. Dalam upaya pengabdian masyarakat, dilakukan survei awal pada 13 Februari 2024 untuk memahami kondisi geografis dan lingkungan desa. Survei mencakup pemetaan daerah rawan longsor, analisis kualitas tanah, dan identifikasi faktor risiko. Data ini menjadi dasar perencanaan dan pembangunan dinding penahan tanah yang melibatkan partisipasi aktif masyarakat. Selain itu, penyuluhan akan diselenggarakan untuk meningkatkan kesadaran lingkungan. Program ini diharapkan memberikan solusi berkelanjutan dan dampak positif bagi masyarakat Desa Sibetan.
Column structure strengthening with FRP (Fiber Reinforced Polymer) due to story addition I Wayan Maesa Andreasnata; I Nengah Sinarta; Ni Komang Armaeni; I. P. Ellsa Sarassantika; Dang Thanh Trung; Cintantya Budi Casita; Roro Sulaksitaningrum; Sudarno P. Tampubolon
Journal of Infrastructure Planning and Engineering Vol. 1 No. 1 (2022)
Publisher : Master Program of Infrastructure and Environmental Engineering, Postgraduate Program, Warmadewa University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.22225/jipe.1.1.2022.38-45

Abstract

This study focuses on strengthening scheme of an existing structure with added story. The addition of a new story increases gravitational loading, which affects the seismic and wind responses of the structure and, as a consequence, the loading combination. To ensure the structure’s capacity requirement, the strengthening scheme uses CFRP (Carbon Fiber Reinforced Polymer). In order to adequately define the structure's performance, a series of structural analyses were performed. The structure's state before and after story addition, subsequently the state after CFRP strengthening, were evaluated. It is demonstrated that the additional story to the structure causes an exceedance in internal forces; however, the strengthening with CFRP is sufficient to withstand these forces, proving that the strengthening scheme is effective and beneficial.
Reducing the torsional behavior in irregular special moment resisting frames with steel dampers Billy Fernandus; I Putu Ellsa Sarassantika
Journal of Infrastructure Planning and Engineering Vol. 1 No. 2 (2022)
Publisher : Master Program of Infrastructure and Environmental Engineering, Postgraduate Program, Warmadewa University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.22225/jipe.1.2.2022.68-74

Abstract

Torsional behavior occurs during the earthquake and it caused displacement on the structure. This study evaluated the used of the metallic damper to the asymmetric three-story building structure in various ground motions scaled to response spectrum. Significant strength and stiffness enhancements were achieved in structure incorporate with damper. Seismic performance evaluation revealed that the used of the damper can reduce lateral displacement approximately 57-65%. The damper could dissipate the energy 28-36%. The use of the damper effectively justified proposed method applicability to seismic structural design.
Composite structure in the Kutus-kutus factory building, Gianyar, Bali Ni Putu Indah Puspita Anggraeni; I Nengah Sinarta; I Putu Ellsa Sarassantika
Journal of Infrastructure Planning and Engineering Vol. 1 No. 2 (2022)
Publisher : Master Program of Infrastructure and Environmental Engineering, Postgraduate Program, Warmadewa University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.22225/jipe.1.2.2022.81-86

Abstract

This study focuses on the design implementation and performance analysis of concrete-steel composite structure of a four-story Kutus-Kutus Factory, a facility for the production of herbal oils, built in the seismically active Gianyar district of Bali. In order to create an efficient, fully composite cross section, the design process uses an analytical approach that emphasizes the relationship between the concrete slab and steel beams as well as the design of each of these components. The structure was designed and assessed in accordance with Indonesia Building Standard guidelines for minimum load, earthquake-resistant, and concrete and steel based material requirements. The final results of the design confirmed that the composite performance is strong enough to withstand enormous loads combined in industrial buildings, particularly in seismically active areas, and can operate within the recommended safety margins and restrictions. This paper ends with a call for more research on the real application of composite structure design in Indonesia, which can then assist the rapidly expanding Indonesian construction industry in maximizing the advantages of using composite construction techniques.
The design of the flat slab system with drop panel in the Sukawati market building Dewa Ngakan Made Dwiva Cahyana; I Nengah Sinarta; I Putu Ellsa Sarassantika
Journal of Infrastructure Planning and Engineering Vol. 1 No. 2 (2022)
Publisher : Master Program of Infrastructure and Environmental Engineering, Postgraduate Program, Warmadewa University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.22225/jipe.1.2.2022.75-80

Abstract

Sukawati Market Building has 4 floors and 1 basement with a total building area of 1136.16 m2. It was designed to use a flat slab structure system with the addition of drop panels that maintained the height or story clearance while reducing total building height by eliminating the interior beams. The structure was designed follow the Indonesian Standard for reinforced concrete building design guideline and assessed through finite element simulation. The shear capacity of the flat slab was determined by the strength of the concrete and its dimensions. The reinforcing bar of flat slabs with drop panels is determined in the same way as the reinforcing bar of concrete slabs. Based on the results, the design efficiently resists the forces demand while meeting the deflection requirement, reflecting the structure system's safety and serviceability. The structure system also maintains the total height of the building in order to comply with local high-limit regulation.
The Performance Analysis of High-Rise Building Structure Based on SNI 03-1726-2012 and SNI 03-1726-2019 (Case Study: Tower 1 Transit-Oriented Development Apartment Pondok Cina, Depok) Sudarno Tampubolon; Pinondang Simanjuntak; Gracela P. Tarapandjang; I Putu Ellsa Sarassantika
Journal of Infrastructure Planning and Engineering Vol. 2 No. 1 (2023)
Publisher : Master Program of Infrastructure and Environmental Engineering, Postgraduate Program, Warmadewa University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.22225/jipe.2.1.2023.36-41

Abstract

Indonesia has the latest seismic standard, namely SNI 03-1726-2012 which replaces the previous seismic standard, namely SNI 03-1726-2012. This study aims to compare the calculation and analysis of the result of the Transit-Oriented Development (TOD) apartment in Pondok Cina, Depok based on SNI 03-1726-2012 and SNI 03-1726-2019 and find out what parameters make a significant difference between SNI 03-1726-2012 and SNI 03-1726-2012. SNI 03-1726-2019. From the comparison results, there was an increase in the parameter values ​​of SS and S1 in SNI 03-1726-2019, resulting in the influence of the parameter values ​​of SDS and SD1 which became the reference for calculating the acceleration value of the response spectra in SNI 03-1726-2019. The value of the basic static shear force in the X and Y directions in SNI 03-1726-2019 increased by 18% from the value of the basic static shear force in SNI 03-1726-2012 and the value of the dynamic basic shear force in the X and Y directions in SNI 03-1726- 2019 experienced an increase of 15% from the value of the dynamic base shear force in SNI 03-1726-2012. The basic shear force increases because the acceleration spectral design response has a high increase in 03-1726-2019 compared to SNI 03-1726-2012. Based on the control of the performance level of the Transit-Oriented Development (TOD) apartment building, Pondok Cina Depok, is included in the Immediate Occupancy, meaning that when an earthquake occurs, the building does not suffer heavy damage, can still be used and the risk of casualties is very small. Performance-based planning can provide information on how the building behaves during an earthquake and the extent to which the earthquake will affect the structure.
A Comparative Evaluation of Base Isolation Effectiveness in Mitigating Seismic Response for Low-Rise and Mid-Rise Buildings I Putu Ellsa Sarassantika; I Gusti Ngurah Agung Eka Arya Tejadinata
Advance Sustainable Science Engineering and Technology Vol. 8 No. 3 (2026): May - July
Publisher : Science and Technology Research Centre Universitas PGRI Semarang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.26877/asset.v8i3.3619

Abstract

Low-rise and mid-rise structures often possess natural periods that coincide with high-energy seismic response plateaus, rendering them susceptible to significant response amplification. This study evaluates the comparative effectiveness of High Damping Rubber Bearings (HDRB) in mitigating these risks for 4-story and 8-story office buildings under Indonesian seismic conditions. Using rigorous Non-Linear Time History Analysis (NLTHA) in the dominant X-direction, the research examines period elongation, lateral displacement, inter-story drift, peak floor acceleration, and base shear attenuation. Scientific findings reveal that HDRB transitions structural behavior into a near-rigid-body motion, reducing normalized inter-story drift to 0.26 and 0.12, and base shear by up to 71%. Furthermore, peak floor acceleration is curtailed by 51% to 59%, ensuring the protection of sensitive non-structural components. The results demonstrate that while base isolation provides superior seismic protection for both building scales, its efficacy in intercepting seismic energy and preventing operational disruptions is significantly more pronounced in mid-rise structures. This study confirms that HDRB is an increasingly vital strategy for enhancing functional resilience as building height increase.
PERBANDINGAN ANTARA SRPMK DAN SISTEM GANDA PADA GEDUNG RUMAH SAKIT GIGI MULUT UNIVERSITAS UDAYANA angganawibawa I Gusti; I Putu Ellsa Sarassantika; Ida Ayu Cri Vinantya Laksmi; I Wayan Gde Erick Triswandana; I Putu Deny Surastika Aditama
Jurnal Rekayasa Teknik Sipil dan Lingkungan - CENTECH Vol. 5 No. 2 (2024): Jurnal Rekayasa Teknik Sipil dan Lingkungan, Oktober 2024, ISSN 2722-0230 (Onli
Publisher : UKI Press

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33541/cen.v5i2.6100

Abstract

Bali is one of the provinces that are destinations for foreign and domestic tourists. This causes Bali to follow developments in several sectors, one of which is the construction sector. Of course, every building in Bali must guarantee its safety and comfort. Especially in infrastructure buildings, the security of which must be guaranteed because it involves the safety of many people inside. For example, hospital buildings included in risk category IV need to pay attention to their deviations. For example, in the Udayana University oral dental hospital building which was previously planned using SRPMK, the design deviation value met the requirements or did not exceed the permit deviation. This oral dental hospital building will be re-planned using a dual system. So these two structural systems are chosen for comparison regarding the deviation values ​​between the two to provide information regarding which structural system is more optimal. In this writing, the analysis shows that the deviation value produced by the dual system is smaller than the special moment resisting frame system. Namely, with a maximum value of the double system of 8.96 mm and SRPMK with a maximum value of 21.696 mm with a clearance of 30.77 mm on the 2nd floor in the x direction and in the Y direction the maximum value of the double system is 12.60mm and SRPMK with the The maximum value is 20.07 mm with a permit of 26.92 mm on the 3rd floor.