IJOSIInternational Journal of Systematic Innovation2077-79732077-8767AccScience Publishing10.6977/IJoSI.201109_1(4).0004Articlehttps://artdesignp.com/journal/IJOSI/1/4/10.6977/IJoSI.201109_1(4).0004HwanLeem Sa,Yong-JeongHuh2013142013-02-01LPG(Liquefied Petroleum Gas) vehicles in metropolitan area are being applied to improve air quality and have been proven effective for the reduction of air pollutant. In addition, LPG demand is growing rapidly as an environmentally friendly energy source and its gas station is also increasing every year. These gas stations are required to install the securest storage tank because of possibility of causing huge loss of life and property. Therefore, in this paper, underground containment type is proposed as installation of the LPG storage tank using TRIZ, which is considered to be more safe, economical, efficient, easy checking and simple construction method than any other.