Complete Compiled Specification.pdf - Peck Ormsby Construction

B. Mortar for Hollow Brick:
1. Type: S
2. Portland Cement: 1 part.
3. Hydrated Lime: ! part.
4. Aggregate: 4 ! parts sand.
C. Grout for Hollow Brick:
1. Portland Cement: 1 part.
2. Sand: 3 parts.
3. Pea Gravel: 2 parts (may be omitted for fine grout mix).
2.06 INSULATION
A. Provide insulation in exterior masonry wall cells at the entries where the walls are not furred
out on the interior side of the masonry.
B. Product: Expanded perlite insulation complying with ATTM C-549; K-valve not more than
0.38 at 75 degrees F. mean temperature. Treat perlite with silicone for water repellency.
PART 3 - EXECUTION
3.01 PROJECT CONDITIONS:
A. Protection of Work: During erection, cover top of walls with heavy waterproof sheeting at end
of each day's work. Cover partially completed structures when work is not in progress.
B. Extended Cover: A minimum of 24 inches down both sides and hold cover securely in place.
C. Do Not Apply Floor Loads: And/or roof loading until masonry has reached sufficient strength
to withstand such loadings for at least 13 days after building masonry walls or columns.
D. Staining: Prevent grout or mortar or soil from staining the face of masonry to be left exposed
or painted. Remove immediately grout or mortar in contact with such masonry.
E. Support walls for out of plane forces until wall or roofs are placed and sheathed and all
connections made.
F. Protect Base: Of walls from rain-splashed mud and mortar splatter by means of coverings
spread on ground and over wall surface.
G. Protect: Sills, ledges and projections from droppings of mortar.
3.02 COLD WEATHER PROTECTION
A. Do not lay masonry units that are wet or frozen.
B. Remove: Any ice or snow formed on masonry bed by carefully applying heat until top surface
is dry to the touch.
C. Remove masonry damaged by freezing conditions.
D. Perform: The following construction procedures while the work is progressing. Temperature
ranges indicated below apply to air temperatures existing at time of installation except for
grout. For grout, temperature ranges apply to anticipated minimum temperatures. In heating
SEGO LILY ELEMENTARY SCHOOL CLASSROOM ADDITION MARCH 2, 2009
UNIT MASONRY 04200-4