2002 NAICS Definitions

541330 Engineering Services

This industry comprises establishments primarily engaged in applying physical laws and principles of engineering in the design, development, and utilization of machines, materials, instruments, structures, processes, and systems. The assignments undertaken by these establishments may involve any of the following activities: provision of advice, preparation of feasibility studies, preparation of preliminary and final plans and designs, provision of technical services during the construction or installation phase, inspection and evaluation of engineering projects, and related services.

Cross-References. Establishments primarily engaged in--

• Planning and designing computer systems that integrate computer hardware, software, and communication technologies--are classified in U.S. Industry 541512, Computer Systems Design Services;
• Performing surveying and mapping services of the surface of the earth, including the sea floor,--are classified in Industry 541370, Surveying and Mapping (except Geophysical) Services;
• Gathering, interpreting, and mapping geophysical data--are classified in Industry 541360, Geophysical Surveying and Mapping Services;
• Creating and developing designs and specifications that optimize the use, value, and appearance of products--are classified in Industry 541420, Industrial Design Services;
• Providing advice and assistance to others on environmental issues, such as the control of environmental contamination from pollutants, toxic substances, and hazardous materials-- are classified in Industry 541620, Environmental Consulting Services; and
• Both the design and construction of buildings, highways, and other structures or in managing construction projects--are classified in Sector 23, Construction, according to the type of project.

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No change 1997 to 2002

2002 NAICS to 1987 SIC

1997 Economic Census

Bridge Between 1997 NAICS and SIC

2002 NAICS	1997 NAICS	1987 SIC	Corresponding Index Entries
541330	541330	8711	Acoustical engineering consulting services
541330	541330	8711	Acoustical system engineering design services
541330	541330	8711	Boat engineering design services
541330	541330	8711	Chemical engineering services
541330	541330	8711	Civil engineering services
541330	541330	8711	Combustion engineering consulting services
541330	541330	8711	Construction engineering services
541330	541330	8711	Consulting engineers' offices
541330	541330	8711	Consulting engineers' private practices
541330	541330	8711	Electrical engineering services
541330	541330	8711	Engineering consulting services
541330	541330	8711	Engineering design services
541330	541330	8711	Engineering services
541330	541330	8711	Engineers' offices
541330	541330	8711	Engineers' private practices
541330	541330	8711	Environmental engineering services
541330	541330	8711	Erosion control engineering services
541330	541330	8711	Geological engineering services
541330	541330	8711	Geophysical engineering services
541330	541330	8711	Heating engineering consulting services
541330	541330	8711	Industrial engineering services
541330	541330	8711	Logging engineering services
541330	541330	8711	Marine engineering services
541330	541330	8711	Mechanical engineering services
541330	541330	8711	Mining engineering services
541330	541330	8711	Petroleum engineering services
541330	541330	8748	Traffic engineering consulting services

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Page Last Modified: May 05, 2003