NAICS Code 921120-16 - Public Works Department

Marketing Level - NAICS 8-Digit

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NAICS CODE 921120-16
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NAICS Code 921120-16 Description (8-Digit)

Public Works Department is a subdivision of the Legislative Bodies industry that is responsible for the maintenance and construction of public infrastructure and facilities. This industry is primarily focused on providing essential services to the public, such as water supply, waste management, transportation, and public buildings. Public Works Departments are typically operated by local governments and are responsible for ensuring that the community's infrastructure is safe, functional, and aesthetically pleasing.

Parent Code - Official US Census

Official 6‑digit NAICS codes serve as the parent classification used for government registrations and documentation. The marketing-level 8‑digit codes act as child extensions of these official classifications, providing refined segmentation for more precise targeting and detailed niche insights. Related industries are listed under the parent code, offering a broader context of the industry environment. For further details on the official classification for this industry, please visit the U.S. Census Bureau NAICS Code 921120 page

Tools

Tools commonly used in the Public Works Department industry for day-to-day tasks and operations.

  • Backhoe
  • Bulldozer
  • Concrete mixer
  • Crane
  • Excavator
  • Jackhammer
  • Paving machine
  • Road grader
  • Sewer camera
  • Street sweeper
  • Trencher
  • Utility truck

Industry Examples of Public Works Department

Common products and services typical of NAICS Code 921120-16, illustrating the main business activities and contributions to the market.

  • Road construction
  • Bridge maintenance
  • Water treatment
  • Sewer system management
  • Park maintenance
  • Street lighting
  • Snow removal
  • Public building maintenance
  • Traffic signal maintenance
  • Sidewalk repair

History

A concise historical narrative of NAICS Code 921120-16 covering global milestones and recent developments within the United States.

  • The Public Works Department industry has a long history dating back to ancient civilizations such as the Roman Empire, where public works projects such as aqueducts, roads, and public buildings were constructed. In the United States, the industry began to take shape in the late 19th century with the construction of public infrastructure such as roads, bridges, and water supply systems. Notable advancements in the industry include the development of new materials and technologies such as reinforced concrete and computer-aided design software. In recent history, the industry has faced challenges such as aging infrastructure and the need for sustainable and resilient infrastructure in the face of climate change.