"Special Backing Material: Backing materials used
for sealants in conjunction with fluid-applied
waterproofing are specified in this section.
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Premolded, closed-cell, polyethylene, or polyurethane foam rod having a
diameter 25 percent larger than joint width before being compressed into
joint. Provide bond breaker of polyethylene film or other suitable
material between backing material and sealant.
2.6
[JOINT FILLER
As specified in [Section 03300N CAST-IN-PLACE CONCRETE,] [ASTM D 1751] [or]
[ASTM D 1752].]
2.7
BOND BREAKER
As recommended by the fluid-applied membrane manufacturer. Bond breaker
shall not interfere with the curing process or other performance properties
of the fluid-applied membrane.
2.8
ELASTOMERIC SHEET
Preformed; as recommended by the fluid-applied membrane manufacturer. Bond
strength between the fluid-applied membrane and the preformed elastomeric
sheet shall be a minimum of 7 kPa one psi when tested in accordance with
ASTM C 836.
2.9
ELASTOMERIC SHEET ADHESIVE
As recommended by the elastomeric sheet manufacturer.
2.10
FLEXIBLE FOAM-BACKED ELASTOMERIC SHEET
Flexible foam-backed elastomeric sheet for protection over preformed
elastomeric sheet at expansion joints shall be 13 mm 1/2 inch thick,
minimum, closed cell foam conforming to ASTM D 1056, Type 2, Class B,
Grades 2 or 3, factory-bonded to 2 mm 1/16 inch thick, minimum, preformed
elastomeric sheet.
2.11
PROTECTION BOARD
Premolded bitumen composition board, 3 mm 1/8 inch minimum thickness or
other composition board compatible with the fluid-applied membrane.
2.12
DRAINAGE COURSE AGGREGATE
ASTM C 33, size No. 8.
2.13
INSULATION
Polystyrene foam conforming to ASTM C 578, Class IV, thickness as
[indicated] [required by indicated R-value].
SECTION 07141
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