Accessibility Analysis of Potential Vertical Evacuation Site (PVES) from Tsunami of West Sumatra Governor’s Office Escape Building in Padang

Abstract

Potential Vertical Evacuation Site (PVES) from tsunamis, namely as shelter, is an alternative evacuation solution for the coastal communities in Padang City to people from tsunami despite off to using horizontal evacuation routes. PVES building as evacuation shelter is not identified yet as a proper shelter regarding as structural, management and social impact for safety and it needs recommendation and technical data for better routes and evacuation. The accessibility of PVES’s does not technically measure from the community who will evacuate to it. They just acclaimed as shelter just designed resistant from the earthquake and the location just based on the Tsunami Evacuation Map in 2011 and Stanford University research evaluation for vertical evacuation buildings. The adequacy of evacuation routes to PVES need to be confirmed and have a prior recommendation for surround community how to get there safely. Based on traffic Google Map data create a real-time simulation for people act with their activity and it will project the how they reaction if they need to evacuation to PVES promptly. This study will obtain level of travel time vulnerability, capacity and evacuation ratio for West Sumatra Governors Escape Building as a first building had been built as PVES in Padang City, West Sumatra.