INVESTIGASI KERUSAKAN BANGUNAN RUMAH WARGA AKIBAT GEMPA PASAMAN BARAT 2022

Abstract

An earthquake with a magnitude of 6.1 that occurred in Pasaman Barat in early February 2022, resulted in damage to buildings. The earthquake caused many residents’ houses to be heavily damaged. People’s houses that are heavily damaged are generally built using only the experience of construction workers without using methods that comply with established standars. The purpose of this study was to identify or assess the damage and methods for repairing buildings damaged by the 2022 Pasaman earthquake. The research method was field observation for data collection using analytical techniques referring to Cipta Karya PU 2016 for damage identification and SNI-1726-2019, for methods proper fix. The results of the study found three criteria for damage to residential houses damaged by the 2022 Pasaman earthquake, namely, light damage £30%, moderate damage 30% - 45% and heavy damage >45%, and obtained the right method for building repairs, And seven samples of the most severely damaged houses were taken. The results of the study stated that the sample 1 house suffered light damage to the walls of 22.6%, the sample-2 house experienced moderate damage to the walls, columns and ring beams in the range of 30% - 45%, the sample-3 house suffered light damage to the walls of 22.2%, the sample-4 house suffered moderate damage to the walls, namely 44.4%, the sample-5 house suffered heavy damage to the walls by 50%, the sample-6 house experienced moderate damage to the walls and ceiling of 32.5% and the sample-7 house suffered heavy damage to the elements of walls, floors, sills, while the roof frame and roof covering suffered minor damage.