Typology of House in Earthquake Disaster Area: A Case Study of Bobanehena Village, West Halmahera

Abstract

Bobanehena village is geographically located in the coastal area of subduction route, causing the village to be vulnerable to frequent earthquakes. The 5 SR earthquake struck the village in 2015 caused heavy damages to people's houses. The houses that are susceptible to damage by earthquakes, resulting in many casualties. This research aim is to identify the types of house in Bobanehena village, West Halmahera Regency. Typological data of houses can be used as database for vulnerability assessment in Bobanehena village. The method used was field study, structured interviews, and documentation using field observation to determine the physical condition of houses which are responsive to earthquakes. The results of the research indicate that the residence in Bobanehena village, West Halmahera Regency is in the form of the spatial distribution of earthquakes-prone housing, which forms a longitudinal pattern and expanded to the coastal area. The characteristic of settlement distribution is unorganized and clustered, so it appears to be in a random pattern. The typology of earthquake-prone residences in Bobanehena village can be classified into three types, namely Stengah Leger house, Fala Kanci traditional house, and modern house. In addition, from those three types, Stengah Leger and Fala Kanci are responsive to the earthquake load, for it uses wooden frame construction.

The Factors Affecting Building Damage in Balitata Village Due to 7.2 Magnitude Earthquake

“…The system of fala kanci house structure system of lumber material structure both columns and beams with a connection between beams with lumber using a wooden joint or peg [13]. The construction of this traditional house is also very suitable to be used as an earthquake-resistant home.…”

Construction System and Environment Adaptation of Traditional Architecture in Moluccas Island

“…The house room consists of a terrace, living room, bedroom, and family/dining room, while the kitchen is separate from the main building. According to Marasabessy [51] the falakanci house is responsive to earthquake loads because it uses a wooden frame construction with a reinforced button system. Figure 10 shows the traditional house of Folajiku in Gurabunga Village in Tidore Regency, which consist of 5 traditional houses, namely Fola Sowohi; house for a leader of a custom, Fola Tosofu: house for a leader of Sufism, Fola Toduho: house for the leader of a sea area, Fola Mahifa: house for a leader of philosophizing, Fola Tosofu Makene: house for a leader of jurisprudence [34,52].…”