This document discusses improving effective material management in building construction projects. It identifies common factors that affect material management, such as transportation issues, waste, improper handling, and lack of planning. The study revealed construction materials can account for over 55% of total project costs. Improper material management can increase costs and delay completion. The document outlines the objectives, components, and functions of effective material management. It also discusses factors that increase waste and problems that arise from a lack of material management. Relative important index methods are used to analyze factors affecting material management. The conclusion is that proper material management can improve project output, efficiency and ensure timely completion.