sheets and insulations; follow adhesive manufacturer's printed
application instructions. Mix and use liquid components in
accordance with label directions and manufacturer's printed
instructions.
d.
Provide clean, dry cloths or pads for applying membrane cleaners
and cleaning of membrane
e.
Do not use heat guns or open flame to expedite drying of adhesives
or primers.
f.
Require workmen and others who walk on the membrane to wear clean,
soft-soled shoes to avoid damage to roofing materials.
g.
Do not use equipment with sharp edges which could puncture the
EPDM sheet.
h.
Shut down air intakes and any related mechanical systems and seal
open vents and air intakes when applying solvent-based materials
in the area of the opening or intake. Coordinate shutdowns with
the Contracting Officer.
3.2.2
EPDM Sheet Roofing
Roof membrane sheet shall be watertight and free of contaminants and
defects that might affect serviceability. Edges of sheet shall be uniform,
straight, and flat. Unroll EPDM sheet roofing in position without
stretching membrane. Inspect for holes. Remove sections of EPDM sheet
roofing that are damaged. Allow sheets to relax minimum 30 minutes before
seaming. Lap sheets as specified, to shed water, and as recommended by the
roof membrane manufacturer's published installation instructions for the
application required but not less than 75 mm (3 inches) in any case.
3.2.3
Application Method
[3.2.3.1
Combined Fully Adhered and Mechanically Fastened Application
**************************************************************************
NOTE: Delete this paragraph unless a combined fully
adhered and mechanically fastened application is
specified. Where this paragraph is included,
include and edit the fully adhered and mechanically
fastened membrane application paragraphs to remove
redundancy of requirements.
**************************************************************************
Install combined fully adhered and mechanically fastened roof membrane
system in the manner specified and including seaming, perimeter and infield
fastening and half sheets.
][3.2.3.2
Fully Adhered Membrane Application
**************************************************************************
NOTE: Delete this paragraph unless a fully adhered
or combined fully adhered and mechanically fastened
application is specified.
Delete the bracketed option in the fourth sentence
and delete the fifth sentence when non-standard
SECTION 07530
Page 22
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