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Use this guide when classifying line items.
| L1 | L2 | DESCRIPTION | TYPICAL SCOPE |
|---|---|---|---|
| A | A10 | Foundations | Standard & special foundations, slab on grade |
| A20 | Basement Construction | Basement excavation, walls, slabs | |
| B | B10 | Superstructure | Floor & roof construction, structural steel, concrete frame |
| B20 | Exterior Enclosure | Exterior walls, windows, doors, curtainwall | |
| B30 | Roofing | Roof coverings, openings, skylights, accessories | |
| C | C10 | Interior Construction | Partitions, interior doors, toilet compartments |
| C20 | Staircases | Stair construction, finishes, railings | |
| C30 | Interior Finishes | Wall, floor & ceiling finishes, tile, paint | |
| D | D10 | Conveying | Elevators, escalators, lifts |
| D20 | Plumbing | Fixtures, domestic water, sanitary waste | |
| D30 | HVAC | Heating, cooling, distribution, controls | |
| D40 | Fire Protection | Sprinklers, standpipes, fire protection | |
| D50 | Electrical | Service, lighting, communications, security | |
| E | E10 | Equipment | Commercial, institutional, kitchen, gym equipment |
| E20 | Furnishings | Fixed & moveable furnishings, casework | |
| F | F10 | Special Construction | Special structures, special purpose rooms |
| F20 | Selective Demolition | Building demo, hazardous abatement | |
| G | G10 | Site Preparation | Clearing, demolition, earthwork |
| G20 | Site Improvements | Parking, paving, fencing, landscaping | |
| G30 | Site Mechanical Utilities | Water, sewer, storm drainage | |
| G40 | Site Electrical Utilities | Electrical distribution, site lighting | |
| Z | Z10 | General Requirements | Project management, insurance, bonds, GC |
| DIV | DIVISION | KEY SECTIONS |
|---|---|---|
| 01 | General Requirements | Summary, admin, quality, temp facilities, closeout |
| 02 | Existing Conditions | Assessment, demolition, hazmat remediation |
| 03 | Concrete | Forming, reinforcing, cast-in-place, precast |
| 04 | Masonry | Unit masonry, stone, refractory masonry |
| 05 | Metals | Structural metal, joists, decking, fabrications |
| 06 | Wood, Plastics & Composites | Rough carpentry, finish carpentry, woodwork |
| 07 | Thermal & Moisture Protection | Insulation, roofing, flashing, sealants |
| 08 | Openings | Doors & frames, windows, hardware, glazing |
| 09 | Finishes | Gypsum board, tiling, ceilings, flooring, paints |
| 10 | Specialties | Signage, compartments, lockers, storage |
| 11 | Equipment | Foodservice, theatre, medical, athletic equipment |
| 12 | Furnishings | Window treatments, casework, furnishings, seating |
| 14 | Conveying Equipment | Elevators, escalators, lifts |
| 21 | Fire Suppression | Water-based suppression, fire pumps |
| 22 | Plumbing | Piping, equipment, fixtures, gas systems |
| 23 | HVAC | Fuel, piping, air distribution, air cleaning |
| 26 | Electrical | Low voltage, lighting, emergency, power generation |
| 27 | Communications | Structured cabling, data, voice, audio-video |
| 28 | Electronic Safety & Security | Access control, surveillance, fire alarm |
| 31 | Earthwork | Site clearing, earth moving, shoring, excavation |
| 32 | Exterior Improvements | Paving, site improvements, landscaping |
| 33 | Utilities | Water, sewer, storm drainage, electrical utilities |
BASED ON FINAL CONTRACT VALUE