DOT Code: 842.361-018, AIMS Code: 0423
Visit the Occupational Outlook Handbook for a detailed description of this trade. Type the trade name in the Search box and hit Enter.
Applies coats of plaster to interior walls, ceilings, and partitions of buildings, to produce finished surface, according to blueprints, architect's drawings, or oral instructions, using handtools and portable power tools: Directs workers to mix plaster to desired consistency and to erect scaffolds. Spreads plaster over lath or masonry base, using trowel, and smooths plaster with darby and float to attain uniform thickness. Applies scratch, brown, or finish coats of plaster to wood, metal, or board lath successively. Roughens undercoat with scratcher (wire or metal scraper) to provide bond for succeeding coats of plaster. Creates decorative textures in finish coat by marking surface of coat with brush and trowel or by spattering surface with pebbles. May install lathing. May mix mortar. May install guide wires on exterior surface of buildings to indicate thickness of plaster to be applied. May install precast ornamental plaster pieces by applying mortar to back of pieces and pressing pieces into place on wall or ceiling. May specialize in applying finish or rough coats of plaster. May apply plaster with spray gun. May perform maintenance work.
Work Process Schedule
Related Technical Instruction
The Commonwealth of Massachusetts requires 150 hours each year of related technical instruction which must be mastered by the apprentice in order to successfully complete the program. The following is a general listing of instruction topics for this trade. For further information, please call the Division of Apprentice Training at (617) 626-5409.
OSHA Construction Safety
CPR / First Aid
Scaffold Safety Qualification
Drugs and Alcohol
Diversity in the Work Place
Materials Safety Data Sheet
Trade and Labor History
Use of Tools and Equipment
Preparation of Material
Preparing proper Plastering Bases
Application of all Plaster Textures
Application of Interior and Exterior Plasters
Dotting, Rodding and Screeding
Application of Bases
Advanced Topics / New Technologies
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