2022 Edition

national industry 212321

Construction Sand and Gravel Mining


This U.S. industry comprises establishments primarily engaged in one or more of the following: (1) operating commercial grade (i.e., construction) sand and gravel pits; (2) dredging for commercial grade sand and gravel; and (3) washing, screening, or otherwise preparing commercial grade sand and gravel.

The immediate parent of national industry 212321 is international industry 21232: Sand, Gravel, Clay, and Ceramic and Refractory Minerals Mining and Quarrying

2022 NAICS Edition Cross References

  • Mining industrial grade sand--are classified in U.S. Industry 212322, Industrial Sand Mining;
  • Manufacturing ready-mix concrete--are classified in Industry 327320, Ready-Mix Concrete Manufacturing; and
  • Construction projects involving water resources (e.g., dredging and land drainage)--are classified in Industry 237990, Other Heavy and Civil Engineering Construction.


The NAICS editions in which this code was present are indicated below. In the event that a code was changed from the prior edition the equivalent value in that edition is provided for reference.

Edition Existed Equivalent Value
2002 212321
2007 212321
2012 212321
2017 212321
2022 212321

Standard Industrial Classification (SIC) Mappings

  1. 1442 - Construction Sand and Gravel

Insurance Industry Mappings

The US Property and Casualty Insurance Industry may use the following classification descriptions which might encompass national industry 212321, Construction Sand and Gravel Mining:

  1. construction sand and gravel
  2. construction sand and gravel mining
  3. dredging
  4. dredging all type coverage under admiralty law program i
  5. dredging all type coverage under admiralty law program ii state act benefit
  6. dredging all type coverage under admiralty law program ii uslandhw act benefit
  7. dredging not otherwise classified
  8. mining
  9. mining except oil and gas
  10. mining not otherwise classified
  11. mining quarrying and oil and gas extraction
  12. nonmetallic mineral mining and quarrying
  13. quarry
  14. quarry without blasting activity
  15. quarrying not otherwise classified including crushing lime manufacturing slate splitting
  16. quarrying sand gravel digging
  17. quarrying underground mining
  18. sand digging
  19. sand gravel clay and ceramic and refractory mineral mining and quarrying
  20. sand or gravel digging
  21. sand or gravel digging construction sand
  22. stone crushing


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