C1BE - ARCHITECT AND ENGINEERING- CONSTRUCTION: AIRPORT TERMINALS
C1CA - ARCHITECT AND ENGINEERING- CONSTRUCTION: SCHOOLS
C1NA - ARCHITECT AND ENGINEERING- CONSTRUCTION: FUEL SUPPLY FACILITIES
C211 - ARCHITECT AND ENGINEERING- GENERAL: LANDSCAPING, INTERIOR LAYOUT, AND DESIGNING
C212 - ARCHITECT AND ENGINEERING- GENERAL: ENGINEERING DRAFTING, NOT CAD/CAM
C219 - ARCHITECT AND ENGINEERING- GENERAL: OTHER
C220 - ARCHITECT AND ENGINEERING- GENERAL: STRUCTURAL ENGINEERING
C221 - ARCHITECT AND ENGINEERING- GENERAL: PLUMBING SYSTEMS
C222 - ARCHITECT AND ENGINEERING- GENERAL: ELECTRICAL SYSTEMS
C223 - ARCHITECT AND ENGINEERING- GENERAL: MECHANICAL SYSTEMS