Standard Practice for
Qualification of Coating Applicators for the Application of
Coatings to Concrete Surfaces1

This standard is issued under the fixed designation D 4227; the number immediately following the designation indicates the year of
original adoption or, in the case of revision, the year of the last revision. A number in parentheses indicates the year of the last reapproval. A
superscript epsilon (e) indicates an editorial change since the last revision or reapproval.

1. Scope

1.1 This practice provides a standard qualifying method for
coating applicators to verify their proficiency and ability to
attain the required quality for the application of specified coatings
to concrete surfaces including those in safety-related areas in a
nuclear facility.

1.2 Variations or simplifications of the practice set forth
herein may be appropriate for special coating work such as
maintenance. It is not the intent of this practice to mandate a
singular basis for all qualifications.

1.3 Evaluation of the coating applicator being qualified in
accordance with this practice, shall be by qualified agents as
specified in 4.1. Reports shall be prepared as specified in
Section 5, and qualification as specified in Section 6.

1.4 It is the intent of this practice to judge only the ability of
the coating applicator to apply specified coatings with the
proper tools and equipment.

1.5 The values stated in inch-pound units are to be regarded
as the standard. The values given in parentheses are for
information only.

1.6 This standard does not purport to address all of the
safety concerns, if any, associated with its use. It is the
responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.

2. Terminology

2.1 Definitions:

2.1.1 coating applicator—an individual who has worked in
the painting trade sufficiently long enough to master the use of
all applicable tools and the materials being applied.

2.1.2 qualifying agents—the designated representatives of
the owner or of the coating organization, or both, who have
sufficient experience in the practical application and evaluation
of coating applied to concrete surfaces.

2.1.3 governing documents—technical specifications, jobsite procedures, and reference documents.

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