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2104.3.3.4 Protection Requirements for Temperatures Below 20°F (—7°C)
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When the temperature is below 20°F (—7°C), newly constructed masonry shall be maintained at a temperature above 32°F (0°C) for at least 24 hours after being completed by using heated enclosures, electric heating blankets, infrared lamps or other acceptable methods. The time period shall be extended to 48 hours for grouted masonry, unless the only cement in the grout is Type III portland cement.
Related Code Sections
2104.3.3.4 Masonry, Protection Requirements for Temperatures Below 20°F (—7°C)
When the temperature is below 20°F (—7°C), newly constructed masonry shall be maintained at a temperature above 32°F (0°C) for at least 24 hours ...
NYC Building Code 2008 > 21 Masonry > 2104 Construction > 2104.3 Cold Weather Construction > 2104.3.3 Protection > 2104.3.3.4 Protection Requirements for Temperatures Below 20°F (—7°C)
2104.3.3.3 Masonry, Protection Requirements for Temperatures Between 25°F (—4°C) and 20°F (—7°C)
When the temperature is between 25°F (—4°C) and 20°F (—7°C), newly constructed masonry shall be completely covered with weather-resistive insulating ...
NYC Building Code 2008 > 21 Masonry > 2104 Construction > 2104.3 Cold Weather Construction > 2104.3.3 Protection > 2104.3.3.3 Protection Requirements for Temperatures Between 25°F (—4°C) and 20°F (—7°C)
2104.4.1.1 Masonry, Temperature
Necessary conditions and equipment shall be provided to produce mortar having a temperature below 120°F (49°C). 2. Sand piles shall ...
NYC Building Code 2008 > 21 Masonry > 2104 Construction > 2104.4 Hot Weather Construction > 2104.4.1 Preparation > 2104.4.1.1 Temperature
704.7 Fire-Resistance-Rated Construction, Unexposed Surface Temperature
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NYC Building Code 2008 > 7 Fire-Resistance-Rated Construction > 704 Exterior Walls > 704.7 Unexposed Surface Temperature
2104.4.2.1 Masonry, Temperature
temperature of mortar and grout shall be maintained below 120°F (49°C). 2. Mixers, mortar transport containers and mortar boards shall ...
NYC Building Code 2008 > 21 Masonry > 2104 Construction > 2104.4 Hot Weather Construction > 2104.4.2 Construction > 2104.4.2.1 Temperature