Specifications

08/04/10 09900-6
Remove stains caused by weathering of corroding metals with a solution of sodium metasilicate
after thoroughly wetting with water. Allow to dry. Fill hairline cracks, small holes, and
imperfections with a latex patching plaster.
D. Gypsum Drywall: Latex fill minor defects. Spot prime after repair. Remove dust from surface
by wiping with clean rags or other means.
E. Carbon Steel: Remove all oily and greasy residues in accordance with SSPC-SP1. Blast clean
using Dupont's 'Starblast' as the blasting media in accordance with SSPC-SP10. 'Starblast' is the
only blasting media allowed to be used. Apply primer coat before any rust bloom forms.
F. Galvanized Steel and Other Non-Ferrous Metals: Surface to be clean and dry. Remove oil,
grease, and protective mill coatings by solvent cleaning per SSPC-SP1. Remove white rust from
galvanized steel by hand or power brushing. Take care not to damage or remove the galvanizing.
Remove rust from old galvanized steel by hand or power tool cleaning in accordance with SSPC-
SP2 or SSPC-SP3.
G. PVC Pipe: Remove surface contaminants. Roughen surface by sanding to provide adhesion for
primer coat.
H. Wood: Remove dust, grit and foreign matter. Seal knots, pitch streaks, and sappy sections. Fill
nail holes and cracks. Wood must be clean and dry before application of coating.
I. Fiberglass Reinforced Plastic: Roughen by brush blasting to provide adhesion for primer coat.
3.03 PROTECTION
A. Protect elements surrounding the Work of this Section from damage or disfiguration.
B. Repair damage to other surfaces caused by Work of this Section.
C. Furnish drop cloths, shields, and protective methods to prevent spray or droppings from
disfiguring other surfaces.
D. Erect, maintain, and dismantle scaffolding without damage to structures, machinery, equipment
or pipe. Use drop cloths to protect buildings and equipment.
E. Construct a temporary shroud or cover to contain and collect all spent abrasives and old paint.
Dispose of spent abrasives and old paint in accordance with all local, state and federal
requirements.
3.04 APPLICATION
A. Apply products in strict accordance with the coating manufacturer's instructions.
B. Apply coating uniformly at the prescribed thickness. Prevent film defects that would adversely
affect the appearance or performance.
C. Apply prime coat immediately following surface preparation and in no case later than the same
working day. Apply by brushing, paint mitt and roller, conventional spraying, or airless spraying,
using equipment approved by the coatings manufacturer.
D. Recoat as per the manufacturer's instructions. Coating is considered recoatable when an
additional coat can be applied without any detrimental film irregularities such as lifting or loss of
adhesion.
E. Surfaces that will be inaccessible after assembly are to receive either the full specified paint
system or three shop coats of the specified primer before assembly.