NAICS Code 541330-29 - Engineers-Geotechnical

Marketing Level - NAICS 8-Digit

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NAICS Code 541330-29 Description (8-Digit)

Engineers-Geotechnical is a subdivision of the Engineering Services industry that specializes in the study of the earth's crust and its properties. Geotechnical engineers use their knowledge of soil, rock, and groundwater to design and construct structures that are safe and stable. They work on a variety of projects, including buildings, bridges, dams, tunnels, and roads. Geotechnical engineers also investigate natural hazards such as landslides, earthquakes, and floods to assess the risks they pose to infrastructure and communities.

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 541330 page

Tools

Tools commonly used in the Engineers-Geotechnical industry for day-to-day tasks and operations.

  • Cone Penetrometer Test (CPT)
  • Standard Penetration Test (SPT)
  • Seismic Refraction Test
  • Plate Load Test
  • Pressuremeter Test
  • Crosshole Sonic Logging Test
  • Borehole Inclinometer
  • Shear Vane Test
  • Dynamic Cone Penetrometer Test (DCP)
  • Electrical Resistivity Imaging (ERI)

Industry Examples of Engineers-Geotechnical

Common products and services typical of NAICS Code 541330-29, illustrating the main business activities and contributions to the market.

  • Foundation Design
  • Slope Stability Analysis
  • Earthquake Engineering
  • Retaining Wall Design
  • Soil Improvement
  • Groundwater Control
  • Pavement Design
  • Geotechnical Investigation
  • Excavation Support Design
  • Geotechnical Instrumentation

History

A concise historical narrative of NAICS Code 541330-29 covering global milestones and recent developments within the United States.

  • The "Engineers-Geotechnical" industry has a long history dating back to ancient times when civilizations like the Greeks and Romans used geotechnical engineering principles to construct their buildings and infrastructure. However, the modern geotechnical engineering industry began to take shape in the 1920s and 1930s when the first soil mechanics experiments were conducted. In the 1950s and 1960s, the industry saw significant growth due to the construction of large infrastructure projects like highways, bridges, and dams. In recent years, the industry has continued to evolve with the development of new technologies like 3D modeling and the increased focus on sustainability and environmental impact. In the United States, the geotechnical engineering industry has a more recent history. The industry began to take shape in the 1960s and 1970s when the federal government began to invest heavily in infrastructure projects like the interstate highway system. In the 1980s and 1990s, the industry saw significant growth due to the construction of large-scale projects like airports, sports stadiums, and high-rise buildings. In recent years, the industry has continued to grow due to increased demand for infrastructure improvements and the development of new technologies like unmanned aerial vehicles (UAVs) and LiDAR scanning.