ASTM International Standard Practice for Qualification of Coating Applicators for Application of Coatings to Concrete Surfaces ASTM D4227-05

This practice provides a standard qualifying method for coating applicators to verify their proficiency and ability to attain the required quality for application of specified coatings to concrete surfaces including those in safety-related areas in a nuclear facility. Variations or simplifications of the practice may be appropriate for special coating work such as maintenance. This practice does not intend to mandate a singular basis for all qualifications. It intends to judge only the ability of the coating applicator to apply specified coatings with the proper tools and equipment. This practice requires the coating applicator perform the application using the proper technique and application equipment. The surfaces of the concrete test area shall be prepared as prescribed. The coating applicator shall demonstrate the ability to apply the specified coating to the prescribed uniform dry film thickness Evaluation of the coating application, reports preparation, and qualifications shall conform to this practice.