National Masonry Instructors Association

P.O. Box 669
Stevensville, MD 21666
Phone: 443-496-0132       Cell: 803-308-0931

Stone Masons

Build stone structures, such as piers, walls, and abutments. Lay walks, curbstones, or special types of masonry for vats, tanks, and floors.


  • Mixes mortar or grout and pours or spreads mortar or grout on marble slabs, stone, or foundation.
  • Sets stone or marble in place, according to layout or pattern.
  • Smoothes, polishes, and bevels surfaces, using hand tools and power tools.
  • Cleans excess mortar or grout from surface of marble, stone, or monument, using sponge, brush, water, or acid.
  • Digs trench for foundation of monument, using pick and shovel.
  • Lays out wall pattern or foundation of monument, using straightedge, rule, or staked lines.
  • Removes sections of monument from truck bed and guides stone onto foundation, using skids, hoist, or truck crane.
  • Shapes, trims, faces, and cuts marble or stone preparatory to setting, using power saws, cutting equipment, and hand tools.
  • Positions mold along guidelines of wall, presses mold in place, and removes mold and paper from wall.
  • Finishes joints between stones, using trowel.
  • Lines interiors of molds with treated paper and fills molds with composition-stone mixture.
  • Repairs cracked or chipped areas of ornamental stone or marble surface, using blowtorch and mastic.
  • Aligns and levels stone or marble, using measuring devices, such as rule, square, and plumb line.
  • Drills holes in marble or ornamental stone and anchors bracket.


  • Equipment Selection
  • Product Inspection
  • Operation and Control
  • Repairing
  • Monitoring


  • Static Strength
  • Wrist-Finger Speed
  • Dynamic Strength
  • Explosive Strength
  • Visualization

Work Activities

  • Performing General Physical Activities
  • Handling and Moving Objects
  • Controlling Machines and Processes
  • Drafting & Specifying Technical Devices, etc.
  • Operating Vehicles or Equipment


  • Using Hands on Objects, Tools, Controls
  • Outdoors
  • Hazardous Situations
  • Importance of Being Exact or Accurate
  • Importance of Being Sure All Is Done