[
k.
Insulation boards are installed smoothly and evenly, and are not
broken, cracked, or curled. There are no gaps in insulation board
joints exceeding 6 mm (1/4 inch) in width. Insulation is being
roofed over on the same day the insulation is installed.]
[
l.
Cast-in-place substrates have been allowed to cure and the surface
dryness requirements specified under paragraph entitled "Field
Quality Control" have been met.]
[
m.
Joints between precast concrete deck units are grouted, leveled,
and stripped in with felt or bituminous stripping membrane set in
bituminous cement prior to applying other roofing materials over
the area.]
3.2
PREPARATION
3.2.1
Protection of Property
3.2.1.1
Protective Coverings
**************************************************************************
NOTE: Include bracketed requirement when hot-mopped
membranes are used or base sheets are hot-mopped to
non-nailable substrates.
**************************************************************************
Install protective coverings at paving and building walls adjacent to
hoists[ and kettles] prior to starting the work. Lap protective coverings
not less than 150 mm (six inches), secure against wind, and vent to prevent
collection of moisture on covered surfaces. Keep protective coverings in
place for the duration of the roofing work.
[3.2.1.2
Bitumen Stops
**************************************************************************
NOTE: Include paragraph when hot-mopped membranes
are used or base sheets are hot-mopped to
non-nailable substrates.
**************************************************************************
Provide felt bitumen stops or other means to prevent bitumen drippage at
roof edges, openings, and vertical projections before hot mopped
application of the roofing membrane
][3.2.2
Equipment
**************************************************************************
NOTE: Select equipment references as applicable to
the project. Delete paragraphs that are not
applicable.
**************************************************************************
[3.2.2.1
Mechanical Application Devices
Mount mechanical application devices on pneumatic-tired wheels. Use
devices designed and maintained to operate without damaging the insulation,
roofing membrane, or structural components.
SECTION 07550
Page 24
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