NAC624.340. Classification C-17: Lathing and plastering; subclassifications.  


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  •      1. The Board will grant to qualified applicants a license in the specialty of lathing and plastering. The Board designates such a license as a “classification C-17” license. A person who holds a classification C-17 license may perform any of the work authorized for the subclassifications of the classification C-17 license.

         2. The subclassifications of the classification C-17 license and the work authorized for persons licensed in the respective subclassifications are:

         (a) LATHING (subclassification C-17a): The selection and application of wood and metal lath and any other material or product manufactured to provide key or suction bases for the support of plaster coatings, including channel iron for the support of fireproof lath and solid plaster partitions, but does not include any plastering or erecting of a wall, ceiling or soffit to which the bases are applied.

         (b) PLASTERING (subclassification C-17b): The coating of surfaces with a plaster, made of a mixture of such materials as sand, cement, quicklime, hydrated lime and water, and the installation of lath or other base for the plaster.

         (c) DRYWALL (subclassification C-17c): The installation and coating of gypsum wallboard and sheathing, including the installation of a system of suspended ceilings made of gypsum wallboard.

         (d) ACOUSTICAL TILE (subclassification C-17d): The installation of wood, mineral, fiber and other types of acoustical tile by the use of adhesives or other acceptable means, including the preparation of the surface for the installation.

         (e) COATINGS OF STUCCO AND CEMENT (subclassification C-17e): The application to surfaces, whether by manual or mechanical means, of coatings made of stucco and cement, including the preparation of the surfaces and the provision of a base, including fireproof lath, for the coatings, and the fireproofing of structural members.

         (f) STUDS OF SHEET METAL (subclassification C-17f): The erection and installation of studs made of sheet metal for the framing of ceilings and nonstructural partitioning walls.

     (Added to NAC by Contractors’ Bd., eff. 8-26-83; A 1-22-86)