The document discusses different types of construction projects including residential, building, institutional/commercial, industrial, highway, and heavy construction. It provides examples and brief descriptions of each type. It also classifies construction projects into four classes based on budget size, planning/execution time frame, impact, and complexity: Class I are megaprojects over $100B; Class II are large, unique projects over $100M; Class III are complex projects between $10M-$100M; and Class IV are basic projects under $10M.