NAICS 212319: This U.S. industry comprises: (1) establishments primarily engaged in developing the mine site and/or mining or quarrying crushed and broken stone (except limestone and granite); (2) preparation plants primarily engaged in beneficiating (e.g., grinding and pulverizing) stone (except limestone and granite); and (3) establishments primarily engaged in mining or quarrying bituminous limestone and bituminous sandstone.

Examples:

  • Bituminous Limestone Mining And/or Beneficiating
  • Bituminous Sandstone Mining And/or Beneficiating
  • Marble Crushed And Broken Stone Mining And/or Beneficiating
  • Sandstone Crushed And Broken Stone Mining And/or Beneficiating

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Production of blue rock basalt gravel Last updated 1 month ago / Department of the Army
Presolicitation
Due 10/2/17

The Contractor shall furnish labor, equipment, transportation, and utilities for the production of blue rock basalt. The Contractor shall Weigh, Load, Deliver and Stockpile all requested materials to Firing Point (FP) 427 Staging area. The Contracting Officer's Representative (COR) will designat... read more