DUTCH FOUNDATION

Water and Sewer Line and Related Structures Construction

NAICS #23711 | This industry comprises establishments primarily engaged in the construction of water and sewer lines, mains, pumping stations, treatment plants and storage tanks. The work performed may include new work, reconstruction, rehabilitation, and repairs. Specialty trade contractors are included in this group if they are engaged in activities primarily related to water and sewer line and related structures construction. All structures (including buildings) that are integral parts of water and sewer networks (e.g., storage tanks, pumping stations, water treatment plants, and sewage treatment plants) are included in this industry. Establishments primarily engaged in constructing marine facilities (e.g., ports), flood control structures, dams, or hydroelectric power generation facilities are classified in Industry 237990, Other Heavy and Civil Engineering Construction.

Foundation, Structure, and Building Exterior Contractors

NAICS #2381 | This industry group comprises establishments primarily engaged in the specialty trades needed to complete the basic structure (i.e., foundation, frame, and shell) of buildings. The work performed may include new work, additions, alterations, maintenance, and repairs.

Other Foundation, Structure, and Building Exterior Contractors

NAICS #23819 | This industry comprises establishments primarily engaged in building foundation and structure trades work (except poured concrete, structural steel, precast concrete, framing, masonry, glass and glazing, roofing, and siding). The work performed may include new work, additions, alterations, maintenance, and repairs. Poured concrete foundation and structure work--are classified in Industry 238110, Poured Concrete Foundation and Structure Contractors; Installation of structural steel or precast concrete building components--are classified in Industry 238120, Structural Steel and Precast Concrete Contractors; Framing buildings--are classified in Industry 238130, Framing Contractors; Masonry work--are classified in Industry 238140, Masonry Contractors; Glass and glazing work--are classified in Industry 238150, Glass and Glazing Contractors; Installing or repairing roofs--are classified in Industry 238160, Roofing Contractors; and Installing siding--are classified in Industry 238170, Siding Contractors.

Foundries

NAICS #3315 | This industry group comprises establishments primarily engaged in pouring molten metal into molds or dies to form castings. Establishments making castings and further manufacturing, such as machining or assembling, a specific manufactured product are classified in the industry of the finished product. Foundries may perform operations, such as cleaning and deburring, on the castings they manufacture. More involved processes, such as tapping, threading, milling, or machining to tight tolerances, that transform castings into more finished products are classified elsewhere in the manufacturing sector based on the product being made.

Establishments in this industry group make castings from purchased metals or in integrated secondary smelting and casting facilities. When the production of primary metals is combined with making castings, the establishment is classified in 331 with the primary metal being made.

Engineering Services

NAICS #54133 | 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. 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.

Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance

NAICS #8113 |