use it after checking applicability.
**************************************************************************
[ Interpret MIL-A-22262 to include the meaning that abrasive material
contains a maximum one percent by weight of any toxic substance listed in
either Table Z-1, Z-2, or Z-3 or 29 CFR 1910-SUBPART Z, with the
exception of inert or nuisance dust materials, arsenic, beryllium, cadmium,
cobalt, lead, mercury, rhodium, silver, tellurium, thallium, and uranium.
]
**************************************************************************
NOTE: Reduce allowable gross gamma radioactivity to
5 picocuries per gram for all PACDIV projects.
Reduce in other areas if states or localities
require.
**************************************************************************
2.6.1
Non-metallic Abrasive
Conform to MIL-A-22262, Type I (Inorganic materials)[ except that the gross
gamma radioactivity shall not exceed 5 picocuries per gram]. Abrasive
shall be approved by the Naval Sea Systems Command and listed on the
appropriate Qualified Products List (QPL) for the specified materials. Use
sampling procedures and testing frequencies as prescribed in MIL-A-22262.
Use abrasive that is specifically selected and graded to provide a sharp,
angular profile to the specified depth. Do not use ungraded abrasive.
Make adjustments to processes or abrasive gradation to achieve specified
surface profile. Recycled non-metallic abrasive shall meet all
requirements of the specification each time that it is placed in the blast
pot.
2.6.2
Metallic Abrasive
2.6.2.1
New and Remanufactured Steel Grit
Conform to the chemical and physical properties of SSPC AB 3[ except that
the gross gamma radioactivity shall not exceed 5 picocuries per gram].
2.6.2.2
Recycled Steel Grit
Conform to the chemical and physical properties of SSPC AB 2
PART 3
EXECUTION
[3.1
REMOVAL OF COATINGS CONTAINING HAZARDOUS MATERIALS
**************************************************************************
NOTE: Include NFGS 13283 in any project
specification that requires removal or disturbance
of coating containing hazardous materials in
conjunction with a coating project. Include a
contractor qualification requirement similar to the
article entitled "Qualifications of Coating
Contractors" in Part 1 of this Section, except that
the contractor shall be qualified to SSPC QP-2. The
removal of coatings containing hazardous materials
and application of new coating system can be
accomplished in a continuous operation if the
contractor provides appropriate coordination of
removal, cleaning, and coating application. It is
SECTION 09973
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