001	General
002	Sitework
003	Concrete
004	Masonry
005	Metals
006	Wood-Plastic
007	Thermal & moisture protection
008	Doors-Windows
009	Finishes
010	Specialties
011	Equipment
012	Furnishings
013	Special Construction
015	Mechanical
016	Electrical
017	Sports-Recreation
80000	Dimensional Lumber
