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Perbandingan Metode Beban Seismik Statis Ekuivalen, Spektrum Respons, dan Riwayat Waktu pada Kubah Yasa, P. Adi; Kedaton, Kadek Hindhu Putra; Prayoga, Made Hendra; Bhisama, Ida Bagus Prastha
Bentang : Jurnal Teoritis dan Terapan Bidang Rekayasa Sipil Vol 13 No 1 (2025): BENTANG Jurnal Teoritis dan Terapan Bidang Rekayasa Sipil (January 2025)
Publisher : Universitas Islam 45

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33558/bentang.v13i1.10154

Abstract

Dome structures are known to have good seismic resistance. However, the Indonesian National Standard (SNI) does not extensively discuss the earthquake loading methods that can be used as references in designing dome structure elements. This study aims to identify the most appropriate earthquake loading method for buildings with a dome shape. Several earthquake loading methods are compared, including equivalent static analysis, spectral response, and time history. A case study is used, involving a dome structure with a span of 60 meters, a height of 30 meters, and made of A36 steel. The earthquake source location is taken from Denpasar, Bali. The analysis includes base shear, deformation comparison, and internal forces for all three loading methods. The results show differences in structural responses between the equivalent static, response spectrum, and time history methods. The response spectrum method is considered more suitable for dome structure modeling in terms of safety, while the equivalent static method is more appropriate for practical considerations and ease of design.
ANALISIS DESAIN JALUR KHUSUS BAGI DISABILITAS TUNANETRA DI PELABUHAN SANUR DENGAN PENGGUNAAN UBIN TAKTIL Indrashwara, Decky Cipta; Tapa, I Gede Fery Surya; Kumara, I Nyoman Indra; Yasa, P. Adi
JURNAL DARMA AGUNG Vol 33 No 1 (2025): FEBRUARI
Publisher : Lembaga Penelitian dan Pengabdian kepada Masyarakat Universitas Darma Agung (LPPM_UDA)

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.46930/ojsuda.v33i1.5333

Abstract

Pelabuhan Sanur merupakan salah satu akses penghubung Kota Denpasar dengan Kecamatan Nusa Penida. Penelitian ini bertujuan untuk menganalisis penggunaan ubin taktil pada trotoar dan jalur khusus bagi disabilitas tunanetra di Pelabuhan Sanur, Bali. Melalui survei kondisi eksisting dan pengolahan data, ditemukan bahwa perencanaan jalur khusus dengan ubin taktil dibagi menjadi dua area: jalur menuju terminal pelabuhan sepanjang 210 meter dan jalur keluar dari terminal sepanjang 40,24 meter. Wawancara dan penyebaran kuesioner kepada pengunjung dan staf pelabuhan menunjukkan kebutuhan mendesak akan jalur khusus ini sebagai fasilitas pendukung. Penyandang disabilitas tunanetra menyatakan bahwa jalur dengan ubin taktil sangat membantu navigasi mereka, meskipun terdapat kendala seperti kondisi fisik ubin yang kurang baik dan kurangnya tanda visual serta informasi suara. Staf pelabuhan juga mengakui pentingnya jalur ini, namun menghadapi kesulitan dalam memberikan bantuan karena kurangnya pelatihan dan informasi. Penelitian ini merekomendasikan pengadaan dan pemeliharaan rutin ubin taktil. Implementasi rekomendasi ini diharapkan dapat meningkatkan aksesibilitas dan kenyamanan bagi penyandang disabilitas tunanetra, menjadikan Pelabuhan Sanur lebih inklusif dan ramah bagi semua pengguna.
Comparative analysis of the behavior of reinforced concrete buildings using static equivalent, response spectrum, and time history methods Prayoga, Made Hendra; Bhisama, Ida Bagus Prastha; Yasa, P. Adi
Priviet Social Sciences Journal Vol. 6 No. 2 (2026): February 2026
Publisher : Privietlab

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.55942/pssj.v6i2.1616

Abstract

In structural analysis, earthquake loads are generally calculated using either equivalent static or dynamic approaches (response spectrum and time history), as specified in the SNI 1726:2019. This study aims to evaluate and compare the behavior of the Collins Boulevard Apartment building structure under earthquake loads using these three methods. The analysis was conducted using the structural modeling of a high-rise building with a dual system. For the time history method, three real earthquake records were used: Chi-Chi, Ibaraki Off, and Tohoku, which represent shallow crustal, Benioff, and megathrust earthquake sources, respectively. The results indicate that the equivalent static method produced the highest base shear of 51,761 kN, followed by the response spectrum method with ratios of 0.55 and 0.51 for the X and Y directions, respectively, relative to the static value, and the time history method with ratios of 0.48 and 0.42 for the X and Y directions, respectively. The maximum inter-story drift occurred in the equivalent static method, exceeding the allowable limit specified in SNI 1726:2019, while the two dynamic methods remained within safe limits. The internal forces in the beams and columns ranged from 0.3–0.9 times those produced by the static method, with the time history method exhibiting more fluctuating yet realistic structural responses.