STORAGE SPACE OPTIMIZATION USING ABC ANALYSIS CASE STUDY: CONVENIENCE STORE IN NAKORNPATHOM
Abstract—The objective of this research is 1) to study the storage process in storage area, 2) to analyze the storage process in storage area, and 3) to propose a guideline for improving the efficiency of the storage space of the convenience stores in Nakornpathom province. The method of operation and data collection was conducted by questionnaire and interviewing the 18 convenience store managers in Nakornpathom province. Then the prototype convenience store is designed. The tools used for data analysis are the Ishikawa diagram. The ABC Analysis concept was then applied to the analysis to improve the placement of goods in the storage and used the application of symbols in visual controls. The measuring the efficiency of logistics in picking in the storage, it was found that the operating time after process improvement took time of 10 minutes decreased from 5 minutes. On the cost of labor, staff picking up goods after process improvement was 7.50 baht per person per minute. The labor cost was decreased 3.75 baht. The reliability was measured from the customer standing and waiting for the staff to pick up the product after the renovation by 75% overall. It showed that reliability has increased to 20%. In addition, convenience stores should have expanded storage space for merchandise.