Comparison of the design acceleration response spectra in Riau Province between SNI 1726:2019 and SNI 1726:2012 methods

Abstract

The current SNI 1726:2012 code was developed to be the new Indonesian Seismic Design Code, SNI 1726:2019 based on the 2017 Indonesian Seismic Hazard Maps and the ASCE 7-16. It has a direct impact on the development of seismic resistance code for building design in Indonesia. The new 2019 risk targeted ground motion of spectral acceleration (SS and S1), and risk coefficients, for both short (T = 0.2s) and 1-second (T = 1s) periods, respectively have been published. The paper discusses the difference of the design response spectra for building design of seven districts of Riau Province, Indonesia, according to those standard codes. The analysis was performed for three different site soil classes, that is hard (SC), medium (SD), and soft soil (SE). The design response spectra comparison of SNI 1726:2019 and SNI 1726:2012 of even districts in Riau Province, namely Bangkinang, Bengkalis, Pekanbaru, Tembilahan, Pasir Pangaraian, Dumai, Teluk Kuantan, and Siak were considered to represent the entire territory of Riau, from North to South that chosen as samplings. The purpose of this study is to evaluate the direct impact of the new code SNI 1726:2019 on design response spectra (DRS). Based on the analysis conducted at 8 cities/ districts, the improvement of DRS 2019 compared to DRS 2012 for site classes SC, SD and SE are less than 0.1g except for all site class at Tembilahan and Teluk Kuantan.

Studi Komparasi Perhitungan Beban Gempa Statik Ekuivalen Menggunakan Software Sap 2000 Dengan Sni 1726 2019

“…Ada banyak international code yang disediakan oleh SAP 2000 untuk menghitung beban gempa, seperti Italian Code, Chinnes Code, Domminician Republic Code, Eurocode dan Minimum Design Loads and Associated Criteria for Buildings and Other Structures (ASCE/SEI 7-16), dll. Negara Indonesia saat ini telah menggunakan SNI 1726 2019 sebagai peraturan pembebanan gempa terbaru, yang isinya mengadopsi ASCE 7-16 [16] [17]. Dalam penentuan beban gempa statik ekuivalen dapat menggunakan ASCE 7-16 dengan menyesuaikan seismic coefficient dan parameter gempa.…”

Optimizing the Integration of Building Information Modelling using Response Spectrum and Linear Time History Analysis. Case Study: Irregular Hangar Structure

“…This research compares the structural response based on two linear dynamic analysis methods, which are response spectrum and time history analysis. Response spectrum is a fundamental tool in seismic analysis because it shows the maximum dynamic response subjected to specified ground motion, time period and damping ratio [11].…”