Comparing the evacuation speed through a ramp and a stair in a tsunami evacuation drill in Padang

In a vertical evacuation, there are two types of route that could be chosen namely ramp and stair. A is usually used to help disabled person with wheelchair reach the top shelter stair for normal persons. However, in an speed very important. Therefore, comparison between use stairs terms evacuation should evaluated. This paper presents evaluation using ramps by The study found evacuating slightly faster than ramp.